| NASA Acronyms - Full List as of 2012 |
|
|
| A |
ampere |
| A |
analog |
| A |
analog signal |
| A&A |
advertise and award |
| A&CO |
activation and checkout |
| A&COTA |
assembly and checkout technical analysis |
| A&E |
architects and engineers |
| A&E |
architectural and engineering |
| A&L |
approach and landing |
| A&P |
airframe and power plant |
| A&P |
attitude and pointing |
| A&PS |
Administration and Program Support (MSFC directorate) |
| A&R |
assembly and recycle |
| A&R |
automation and robotics |
| A&RC |
application and resource control |
| A&S |
alignment and stabilization |
| A&SS |
alignment and stabilization
subsystem |
| A&T |
assembly and test |
| A&TA |
assembly and test area |
| A/A |
air-to-air |
| A/A |
airplane avionics |
| A/A |
analog-to-analog |
| A/A |
angular accelerometer |
| A/B |
airborne |
| A/C |
air conditioning |
| A/C |
aircraft |
| A/C |
associate contractor |
| A/D |
analog-to-digital |
| A/F |
air-to-fuel ratio |
| A/F |
airframe |
| A/FM |
arm firing mechanism |
| A/G |
air-to-ground |
| A/J |
antijam |
| A/L |
airlock |
| A/L |
approach and landing |
| A/L |
autoland |
| A/M |
area to mass |
| A/M |
auto/manual |
| A/N |
account name |
| A/N |
alphanumeric |
| A/O |
analog output |
| A/P |
airport |
| A/P |
autopilot |
| A/R |
as required |
| A/R |
autoland roll-out |
| A/S |
acquisition sensor |
| A/S |
airspeed |
| A/S |
arm/safe |
| A/S |
ascent stage |
| A/S |
auxiliary stage |
| AA |
accelerated assembly |
| AA |
associate administrator |
| AA |
accelerometer assembly |
| AA |
affirmative action |
| AA |
air-to-air |
| AA |
airplane avionics |
| AA |
American Airlines |
| AA |
angular accelerometer |
| AA |
antiaircraft |
| AA |
Associate of Arts degree |
| AA/AL |
airplane avionics/autoland |
| AA/AL |
automatic approach/autoland |
| AAA |
allocations, assessments, and
analysis |
| AAA |
astronaut-actuated abort |
| AABNCP |
Advanced Airborne National
Command Post |
| AACCS |
analytical approach to candidate
constellation selection |
| AACPSM |
actual average cost per
successful mission |
| AACS |
attitude and antenna control
system |
| AADEW |
attack assessment for
directed-energy weapon |
| AADR |
applications approval design
review |
| AADS |
ascent air data system |
| AADSF |
advanced automated directional
solidification furnace |
| AAE |
abort advisory equipment |
| AAE |
aerospace auxiliary equipment |
| AAE |
American Association of
Engineers |
| AAFE |
advanced applications flight
equipment |
| AAIR |
advanced atmospheric sounder and
imaging radiometer |
| AAMP |
advanced architecture
microprocessor |
| AAMRAM |
air-to-air medium-range missile |
| AAO |
Astronaut Activities Office
(JSC) |
| AAP |
Affirmative Action Plan |
| AAP |
Affirmative Action Program |
| AAP |
airlock adapter plate |
| AAP |
analog autopilot |
| AAP |
assemble at pad |
| AAS |
abort advisory system |
| AAS |
advanced antenna system |
| AASM |
Association of American Steel
Manufacturers |
| AB |
adapter booster |
| AB |
afterburner |
| AB |
air bearing |
| AB |
airborne |
| AB |
anchor bolt |
| AB |
autobeacon |
| AB |
avionics bay |
| ABA |
dc amplifier, buffer, and
attenuator |
| ABC |
Ada browse capability |
| ABC |
automatic brightness control |
| ABCAS |
algorithm beam center and shape |
| ABCF |
as-built configuration file |
| ABCL |
as-built configuration list |
| ABCP |
airborne command post |
| ABCR |
as-built configuration record |
| ABD |
Airborne Ballistics Division
(NASA) |
| ABE |
air-based electronics |
| ABE |
air-breathing engine |
| ABE |
arm-based electronics |
| ABERT |
auto bit error rate test |
| ABES |
air-breathing engine system |
| ABETS |
airborne beacon test set |
| ABI |
avionics bus interface |
| ABJIT |
algorithm beam jitter |
| ABL |
airborne laser |
| ABL |
aircraft-based laser |
| ABLE |
airborne laser evaluation |
| ABLOS |
algorithm beam line of sight |
| ABM |
acquisition bus monitor |
| ABM |
advance bill of materials |
| ABM |
antiballistic missile |
| ABM |
apogee boost motor |
| ABMA |
Army Ballistic Missile Agency |
| ABMCP |
airborne military command post |
| ABMO |
Antiballistic Missile Office |
| ABNCP |
Airborne National Command Post |
| ABPS |
air-breathing propulsion system |
| ABRES |
antiballistic reentry system |
| ABS |
air-break switch |
| ABS |
ammonia boiler system
(subsystem) |
| ABT |
air-bearing table |
| ABTCU |
active baseplate thermal control
unit |
| AC |
advanced composite |
| AC |
aerodynamic center |
| AC |
application controller |
| AC |
assembly complete |
| AC |
audio center |
| AC |
auxiliary computer |
| ac |
alternating current |
| ACA |
altitude controller assembly |
| ACA |
annunciator control assembly |
| ACA |
Associate Contractor
Administration |
| ACA |
attitude controller assembly |
| ACA |
auxiliary crew compartment |
| ACAP |
Advanced Computer Airframe
Program |
| ACB |
air-cushion barge |
| ACC |
advanced carbon-carbon |
| ACC |
aft cargo compartment |
| ACC |
automatic control console |
| ACC |
auxiliary crew compartment |
| ACCE |
augmented continuous control
evaluator |
| ACCESS |
assembly concept for
construction of erectable space |
| ACCN |
audit central control network |
| ACCS |
adaptive communication control
subsystem |
| ACCU |
audio central control unit |
| ACD |
accuracy control document |
| ACD |
anti-carryover device |
| ACD |
architectural control document |
| ACDA |
Arms Control and Disarmament
Agency |
| ACDNS |
attitude control, determination,
and navigation |
| ACDS |
attitude control and
determination system (subsystem) |
| ACE |
acceptance checkout equipment |
| ACE |
actual average cost per
successful mission |
| ACE |
attitude control electronics |
| ACE |
automatic checkout equipment |
| ACEL |
Air Crew Equipment Laboratory
(U.S. Navy) |
| ACES |
acceptance checkout and
evaluation system |
| ACES |
acceptance control equipment
section |
| ACES |
automatic checkout equipment
sequencer |
| ACEU |
aerocontrol electronics unit |
| ACF |
American Car and Foundry |
| ACI |
age-controlled item |
| ACI |
allocated configuration
identification |
| ACIL |
automatic controlled instrument
landing |
| ACIP |
aerodynamic coefficient
identification package |
| ACIP |
aerodynamic coefficient
instrumentation package |
| ACL |
access control list |
| ACL |
allowable container load |
| ACL |
ascent closed loop |
| ACLC |
adaptive communication live
controller |
| ACLS |
automated control and landing
system |
| ACM |
acquisition control module |
| ACM |
actual average cost per
successful mission |
| ACM |
Association of Computing
Machinery |
| ACM |
auxiliary core memory |
| ACMA |
Army class managing activity |
| ACMB |
Applications Configuration
Management Board |
| ACME |
attitude control and maneuvering
electronics |
| ACMS |
automated configuration
management system |
| ACN |
acceptance change notice |
| ACN |
Ascension Island (STDN) |
| ACO |
acceptance checkout |
| ACO |
administrative contracting
officer |
| ACO |
assembly checkout |
| ACP |
airborne command post |
| ACP |
astronaut control panel |
| ACP |
audio control panel |
| ACPL |
assembly component parts list |
| ACPM |
associate contractor program
manager |
| ACPM |
attitude control propulsion
motor |
| ACPO |
Associate Contractor Project
Office |
| ACPS |
attitude control propulsion
system |
| ACR |
actual cost report |
| ACRC |
assured crew return capability |
| ACRES |
automated change request and
evaluation system |
| ACRIM |
active cavity radiometer
irradiance monitor |
| ACRS |
accelerated cost recovery system |
| ACRS |
Advisory Committee on Reactor
Safeguards |
| ACRV |
assured crew return vehicle |
| ACS |
advanced combat system |
| ACS |
aft crew station |
| ACS |
alternating current synchronous |
| ACS |
altitude control and
stabilization |
| ACS |
American Chemical Society |
| ACS |
atmosphere control system |
| ACS |
attitude control and
stabilization |
| ACS |
attitude control system |
| ACS |
automated control system |
| ACSN |
advance change schedule notice |
| ACSN |
advance change/study notice |
| ACSU |
alternating-current switching
unit |
| ACT |
acquisition coarse tracker |
| ACT |
acquisition, control, and test |
| ACT |
audio center transmission |
| ACTA |
activate test article |
| ACTS |
acquisition coarse tracker
subsystem |
| ACTS |
advanced communication
technology satellite |
| ACU |
annunciator control unit |
| ACU |
avionics cooling unit |
| ACUO |
avionics cooling unit operator |
| ACV |
air-cushion vehicle |
| ACWP |
actual cost for work performed |
| AD |
Administrative Operations and
Support Service |
| AD |
advanced development |
| AD |
air density |
| AD |
associate director |
| ADA |
adaptive diagnostic authoring |
| ADA |
azimuth drive assembly |
| Ada |
DOD high-level programming
language |
| ADABECS |
airborne demonstration advanced
beam extraction am |
| ADAC |
attitude determination and
control |
| ADACS |
attitude determination and
control system |
| ADADL |
Ada design and documentation
language |
| ADAES |
advanced data assessment expert
system |
| ADAM |
automated distributed
architecture model |
| ADAMS |
automated dynamic analysis of
mechanical systems |
| ADAP |
aerodynamic data analysis
program |
| ADAP |
automated data analysis program |
| ADB |
Aerodynamic Data Book |
| ADB |
auxiliary memory data output bus |
| ADC |
Aerospace Defense Command |
| ADC |
Air Defense Command |
| ADC |
air data computer |
| ADC |
analog-to-digital computer |
| ADC |
analog-to-digital converter |
| ADC |
attitude determination and
control |
| Adc |
amperes direct current |
| ADCN |
attitude determination, control,
and navigation |
| ADCOM |
air defense command |
| ADCR |
applicable document contractual
record |
| ADCS |
attitude determinate control
system |
| ADCS |
attitude determination and
control subsystem |
| ADD |
architecture definition document |
| ADF |
automatic direction finder |
| ADF |
automatic display finder |
| ADFRF |
Ames/Dryden Flight Research
Facility |
| ADH |
advanced development hardware |
| ADI |
analytic and design
investigation |
| ADI |
attitude direction indicator |
| ADI |
attitude director indicator |
| ADI |
attitude display indicator |
| ADIC |
Air Defense Intelligence Center |
| ADL |
Ada design language |
| ADL |
Ada-based design language |
| ADL |
Advanced Development Laboratory |
| ADL |
Avionics Development Laboratory |
| ADM |
air data management |
| ADMS |
automated data management system |
| ADOP |
advanced distributed on-board
processor |
| ADP |
acceptance data package |
| ADP |
acceptance documentation package |
| ADP |
Advanced Development Program
(NASA) |
| ADP |
air data package |
| ADP |
air data probe |
| ADP |
automated data processing |
| ADP |
automatic data processing |
| ADPA |
air data probe assembly |
| ADPE |
automated data processing
equipment |
| ADPE |
automatic data processing
equipment |
| ADPF |
automated data processing
facility |
| ADPL |
as-designed parts list |
| ADPS |
acceptance data package system |
| ADPSSM |
ADP system security monitor |
| ADR |
Aerospace and Defense Research |
| ADRL |
automatic drawing release list |
| ADS |
air data sensor |
| ADS |
air data system (subsystem) |
| ADS |
angular displacement sensor |
| ADS |
ascent design system |
| ADS |
attitude determination subsystem |
| ADS |
attitude display system |
| ADS |
audio distribution system |
| ADSA |
alternate demonstration
structural article |
| ADSF |
automatic directional
solidification furnace |
| ADT |
air data transfer |
| ADTA |
air data transducer assembly |
| ADU |
annunciator display unit |
| ADU |
ascent driver unit |
| AE |
architectural and engineering |
| AEB |
aft equipment bay |
| AEC |
aft end cone |
| AEC |
aft events controller |
| AEC |
American Engineering Council |
| AEC |
Atomic Energy Commission |
| AECS |
area entry control system |
| AECS |
automated entry control system |
| AED |
Aerospace Electrical Division
(Westinghouse) |
| AED |
analog event distributor |
| AEDC |
Arnold Engineering Development
Center |
| AEDS |
analog event distribution system |
| AEM |
acoustical emission monitoring |
| AEM |
arsenal exchange model |
| AEM |
assembly and external
maintenance |
| AEOP |
adaptive electro-optical
processor |
| AER |
Atomic Energy Research |
| AERO |
Aeroballistics (MSFC) |
| AES |
advanced electrical schematic |
| AES |
American Electrochemical Society |
| AES |
American Electroplaters Society |
| AES |
analog event system |
| AES |
atmosphere exchange system |
| AES |
Auger electron spectroscopy |
| AESOP |
an easy system of programming |
| AET |
aerosurface end-to-end test |
| AET |
algorithm evaluation and test |
| AETB |
alumina-enhanced thermal barrier |
| AETL |
approved engineering test
laboratory |
| AF |
aft fuselage |
| AF |
Air Force |
| AF |
airframe |
| AF |
audio frequency |
| AF |
award fee |
| AF/DBS |
areal fluid data base system |
| AF/IN |
Air Force/Intelligence |
| AFA |
airframe assembly |
| AFA |
American Foundrymen's
Association |
| AFAD |
armed forces acquisition
document |
| AFAL |
Air Force Astronautics
Laboratory |
| AFAL |
Air Force Avionics Laboratory |
| AFALD |
Air Force Acquisition Logistics
Division (WPAFB) |
| AFAPL |
Air Force Aero Propulsion
Laboratory |
| AFATL |
Air Force Armaments Test
Laboratory |
| AFB |
Air Force base |
| AFBMA |
Antifriction Bearing
Manufacturing Association |
| AFBMD |
Air Force Ballistic Missile
Division |
| AFC |
aerodynamic flight control |
| AFC |
automatic flight control |
| AFC |
automatic frequency control |
| AFCS |
automatic flight control system |
| AFCSC |
Air Force Cryptologic Support
Center |
| AFD |
acceptance for data |
| AFD |
aft flight deck |
| AFD |
assistant flight director |
| AFDE |
aft flight deck equipment |
| AFDO |
aft flight deck operator |
| AFDR |
ascent flight design review |
| AFE |
Aeroassist Flight Experiment |
| AFEB |
Award Fee Evaluation Board |
| AFEC |
Award Fee Evaluation Committee |
| AFESD |
Air Force Electronic Systems
Division |
| AFETR |
Air Force Eastern Test Range |
| AFETRM |
Air Force Eastern Test Range
Manual |
| AFEV |
Air Force experiment vehicle |
| AFF |
acceptance and ferry flight |
| AFFDL |
Air Force Flight Dynamics
Laboratory |
| AFFTC |
Air Force Flight Test Center
(EAFB) |
| AFFTC/RPL |
Air Force Flight Test
Center/Rocket Propulsion |
| AFGE |
American Federation of
Government Employees |
| AFGL |
Air Force Geophysics Laboratory |
| AFGWC |
Air Force Global Weather Center |
| AFI |
automatic fault isolation |
| AFLC |
Air Force Logistics Command |
| AFM |
Air Force manual |
| AFM |
arm/firing mechanism |
| AFMDC |
Air Force Missile Development
Center |
| AFML |
Air Force Materials Laboratory |
| AFMTC |
Air Force Missile Test Center |
| AFO |
abort from orbit |
| AFO |
announced flight opportunity |
| AFOSH |
Air Force Occupational Safety
and Health |
| AFOTEC |
Air Force Operational Test and
Evaluation Center |
| AFP |
advanced flexible processor |
| AFP |
Air Force plant |
| AFP |
Ariane-furnished property |
| AFP888 |
designation for P80-1 spacecraft |
| AFPC |
Air Force Program Control |
| AFPD |
authorization for program
development |
| AFPM |
Air Force program manager |
| AFPR |
Air Force plant representative |
| AFR |
Air Force regulation |
| AFRPL |
Air Force Rocket Propulsion
Laboratory (EAFB) |
| AFRSI |
advanced flexible reusable
surface insulation |
| AFS |
Air Force standard |
| AFS |
Air Force station |
| AFS |
ascent flight system |
| AFSA |
Air Force study and analysis |
| AFSAT |
Air Force satellite |
| AFSATCOM |
Air Force satellite
communication(s) |
| AFSC |
Air Force Space Command |
| AFSC |
Air Force specialty code |
| AFSC |
Air Force Systems Command |
| AFSCF |
Air Force Satellite Control
Facility |
| AFSCF |
Air Force Space Command Facility |
| AFSCF |
Air Force Systems Command
Facility |
| AFSCN |
Air Force satellite control
network |
| AFSCN |
Air Force Space Command network |
| AFSCS |
Air Force satellite
communications system |
| AFSD |
Air Force Space Division |
| AFSIE |
Air Force standard items and
equipment |
| AFSIG |
Ascent Flight System Integration
Group |
| AFSLV |
Air Force space launch vehicle |
| AFSPACECOM |
Air Force Space Command |
| AFSRT |
avionics flight systems
readiness test |
| AFSSD |
Air Force Space Systems Division |
| AFSTC |
Air Force Satellite Test Center |
| AFSTC |
Air Force Space Technology
Center |
| AFSTC |
Air Force Space Technology
Command |
| AFSWC |
Air Force Special Weapons Center
(Holloman AFB) |
| AFT |
active fine tracker |
| AFT |
aerodynamic flight test |
| AFT |
atmospheric flight test |
| AFTA |
acoustic fatigue test article |
| AFTA |
aft frame tilt actuator |
| AFTEC |
Air Force Test and Evaluation
Center |
| AFTOC |
Air Force Tactical Operations
Center |
| AFTP |
Air Force test procedure |
| AFTS |
aft fuselage thrust structure |
| AFWAL |
Air Force Weapons Analysis
Laboratory |
| AFWAL |
Air Force Wright Aeronautical
Laboratory |
| AFWAL/ML |
Air Force Wright Aeronautical
Lals Laboratory |
| AFWL |
Air Force Weapons Laboratory |
| AFWPAL |
Air Force Wright-Patterson
Aeropropulsion Laboratory |
| AFWSG |
Air Force Weapons System Group |
| AFWTR |
Air Force Western Test Range |
| AG |
artificial gravity |
| AG |
attitude gyro |
| A-G |
air-to-ground |
| AGAA |
attitude gyro accelerometer
assembly |
| AGAP |
attitude gyro accelerometer
package |
| AGARD |
Advisory Group for Aeronautical
Research and Development |
| AGC |
Aerojet General Corporation |
| AGC |
automatic gain control |
| AGCA |
automatic ground-controlled
approach |
| AGCS |
automatic ground control station |
| AGCU |
air/ground cooling unit |
| AGCU |
attitude gyro coupling unit |
| AGE |
aerospace ground equipment |
| AGE |
air/ground equipment |
| AGE |
automatic ground equipment |
| AGI |
agreement item |
| AGL |
above ground level |
| AGL |
above-ground link |
| AGL |
absolute ground level |
| AGMA |
American Gear Manufacturer's
Association |
| AGMC |
Aerospace Guidance and Metrology
Center |
| AGN&C |
advanced guidance, navigation,
and control |
| AGO |
Santiago, Chile (STDN) |
| AGOES |
advanced geosynchronous
observation environment |
| AGOSS |
automated ground operations
scheduling system (KSC) |
| AGREE |
Advisory Group in Reliability of
Electronic Equipment |
| AGS |
abort guidance system |
| AGS |
antigravity suit |
| AGS |
ASPS gimbal system |
| AGT |
adaptive guidance throttling |
| AH |
ampere hour |
| AH |
attitude hold |
| AHCS |
advanced helicopter control
system |
| AHI |
artificial horizon indicator |
| AHM |
automatic hold mode |
| AHP |
analytical hierarchy process |
| AHP |
pitch axis attitude hold |
| AHR |
ablative heat rate |
| AHR |
roll axis attitude hold |
| AHRS |
attitude heading reference
system |
| AHS |
aft heat shield |
| AI |
action item |
| AI |
airspeed indicator |
| AI |
altimeter indicator |
| AI |
altitude indicator |
| AI |
anti-icing |
| AI |
artificial intelligence |
| AI |
associate investigator |
| AI/ES |
artificial intelligence/expert
system |
| AIA |
Aircraft Industries Association |
| AIAA |
American Institute of
Aeronautics and Astronautics |
| AICBM |
anti-ICBM |
| AICC |
action item control card |
| AICE |
American Institute of Chemical
Engineers |
| AICP |
aerodynamic instrumental
coefficient package |
| AICS |
action item closeout sheet |
| AID |
abbreviated item description |
| AID |
action item disposition |
| AID |
analog input differential |
| AID |
audit item disposition |
| AIDE |
aerospace installation
diagnostic equipment |
| AIDS |
airborne integrated data system
(subsystem) |
| AIEE |
American Institute of Electrical
Engineers |
| AIIM |
Association for Information and
Image Management |
| AIL |
Avionics Integration
Laboratories |
| AILAS |
automatic instrument landing
approach system |
| AILS |
automatic instrument landing
system |
| AIM |
automatic information management |
| AIME |
American Institute of Mechanical
Engineers |
| AIOD |
ascent insertion on-orbit
deorbit |
| AIP |
aircraft instrumented payload |
| AIP |
avionics integration plan |
| AIR |
action item report |
| AIR |
adaptive intercommunication
requirement |
| AIS |
action item sheet |
| AIS |
airborne imaging spectrometer |
| AIS |
airlock illumination subassembly |
| AIS |
analog-in single-ended |
| AISC |
American Institute of Steel
Construction |
| AISD |
Autonetics ICBM Systems Division
(Rockwell) |
| AISI |
American Iron and Steel
Institute |
| AIST |
abbreviated integration system
test |
| AIST |
advanced interferometric system
technology |
| AIST |
Agency of Industrial Science and
Technology |
| AISTR |
advanced interferometric system
technology requirement |
| AIT |
autoignition test |
| AIU |
abort interface unit |
| AIU |
avionics interface unit |
| AJ |
antijamming |
| AJ |
assembly jig |
| AJCS |
automated job card system |
| AKA |
active keel actuator |
| AKM |
apogee kick motor |
| AL |
airlock |
| AL |
approach and landing |
| AL |
autoland |
| ALAS |
approach/landing autopilot
subsystem |
| ALASAT |
air-launched antisatellite |
| ALASS |
alternate low-altitude
surveillance system |
| ALB |
acceptance log book |
| ALC |
aft load controller |
| ALC |
air logistics center |
| ALC |
audio load compensator |
| ALC |
automatic level control |
| ALC |
automatic light control |
| ALCA |
aft load controller assembly |
| ALCA |
automatic level-control assembly |
| ALCC |
Airborne Launch Control Center |
| ALCM |
air-launched cruise missile |
| ALCOA |
Aluminum Corporation of America |
| ALCOM |
algorithm line-of-sight
comparison |
| ALDC |
automatic load and drive control |
| ALDO |
activity-level-dependent
operation |
| ALE |
Airborne Laser Experiment |
| ALE |
airport lighting equipment |
| ALERT |
acute launch emergency
reliability tip |
| ALERT |
acute launch emergency restraint
tip |
| ALFA |
air-lubricated free attitude |
| ALFT |
approach and landing flight test |
| ALGOL |
algorithmic language |
| ALIO |
activity-level-independent
operation |
| ALL |
Airborne Laser Laboratory |
| Al-Li |
aluminum lithium |
| ALMS |
automated logistics management
system |
| ALOSA |
algorithm line-of-sight angle |
| ALPS |
advanced liquid propulsion
system |
| ALPS |
approach and landing procedures
simulator |
| ALRC |
Aerojet Liquid Rocket Company |
| ALRUTS |
automated line replaceable unit
tracking system (KSC) |
| ALS |
Ada language system |
| ALS |
advanced launch system |
| ALS |
advanced logistics system |
| ALS |
airlock system |
| ALS |
alternative landing site |
| ALS |
approach/landing system |
| ALS |
automatic landing system |
| ALSA |
astronaut life support assembly |
| ALSE |
astronaut life support equipment |
| ALSEMP |
ALS Engineering Management Plan |
| ALSGEM |
ALS global evaluation module |
| ALSS |
advanced life support system |
| ALSS |
airlock support system
(subsystem) |
| ALSSSWG |
ALS System Security Working
Group |
| ALSSW |
ALS software |
| ALSYM |
ALS model |
| ALT |
approach and landing test |
| ALTR |
approach and landing test
requirement |
| ALTS |
avionics LRU tracking system |
| ALU |
arithmetic/logic unit |
| ALV |
advanced launch vehicle |
| ALV |
advanced logistics vehicle |
| ALVIB |
algorithm payload vibration |
| AM |
actuator mechanism |
| AM |
Administration and Management
Operations (KSC |
| AM |
aeromedical monitor |
| AM |
airlock module |
| AM |
alpha meter |
| AM |
amplitude modulated |
| AM |
amplitude modulation |
| AM |
antenna management |
| AM |
assurance management |
| AMAL |
Aeronautical Medical
Acceleration Laboratory |
| AMAL |
Aviation Medical Acceleration
Laboratory |
| AMBD |
automated maintenance data base |
| AMC |
aft motor controller |
| AMC |
Air Material Command |
| AMC |
Army Missile Command |
| AMC |
automatic manual control |
| AMC |
automatic mixture control |
| AMCA |
aft motor controller assembly |
| AMCC |
ADL master control console |
| AMCM |
advanced missions cost model |
| AMCR |
automated master change record |
| AMDCS |
assurance management document
control system |
| AMDS |
advanced missions docking system
(subsystem) |
| AME |
abort maneuver evaluator |
| AMEC |
aft master events controller |
| AMEU |
alpha/Mach indicator electronic
unit |
| AMF |
abort motor facility |
| AMF |
apogee memory image |
| AMFL |
Aeromedical Field Laboratory |
| AMG |
Activation Management Group |
| AMG |
angle of the middle gimbal |
| AMI |
airspeed/Mach indicator |
| AMI |
alpha/Mach indicator |
| AMI |
apogee memory image |
| AMIC |
Automated Management Information
Center |
| AMIS |
acquisition management
information system |
| AMK |
aircraft modification kit |
| AML |
approved materials list |
| AMLC |
asynchronous multiline
controller |
| AMLS |
advanced manned launch system |
| AMMM |
autonomous magnetic momentum
management |
| AMO |
Aerospace Medical Operations
(JSC) |
| AMOOS |
advanced maneuvering
orbit-to-orbit Shuttle |
| AMOS |
Air Force Maui optical site |
| AMPD |
Applied Materials Physics
Division |
| AMPR |
aeronautical manufacturer's
planning report |
| AMPR |
aeronautical manufacturer's
progress report |
| AMPS |
atmosphere, magnetosphere, and
plasmas in space |
| AMPS |
atmospheric magnetospheric
plasma system |
| AMPTE |
active magnetospheric particle
tracer explorer |
| AMR |
area-to-mass ratio |
| AMR |
Atlantic Missile Range |
| AMRF |
Automated Manufacturing Research
Facility |
| AMRO |
AMR operations |
| AMRV |
astronaut maneuvering vehicle |
| AMS |
acoustic measurement system |
| AMS |
actuation mechanism subsystem |
| AMS |
aeronautical material
specification |
| AMS |
amplifier subsystem |
| AMS |
attached manipulator system |
| AMS |
automated material system |
| AMS |
automated measurement system |
| AMSC |
advanced military space flight
capability |
| AMSD |
Autonetics Marine Systems
Division |
| AMST |
advanced medium STOL transport |
| AMT |
auxiliary master tape |
| AMTAS |
automatic modal tuning and
analysis system |
| AMTD |
automatic magnetic tape
dissemination |
| AMTF |
Acoustic Model test Facility |
| AMU |
astronaut maneuvering unit |
| AMU |
attitude match update |
| AMW |
angular momentum wheel |
| AMX |
AM transmitter-receiver |
| AMY |
Ada management yield |
| AN |
alphanumeric |
| AN |
Army-Navy |
| ANA |
Air Force-Navy aeronautical
bulletin |
| ANARS |
autonomous navigation and
attitude reference system |
| ANC |
active nutation control |
| ANC |
Air Force-Navy-civil |
| AND |
Air Force-Navy aeronautical
design standard |
| AND |
Air Force-Navy design |
| ANI |
authorized, not implemented |
| ANL |
automatic noise limiter |
| ANMCC |
Alternate National Military
Command Center |
| ANRA |
air navigation radio aid |
| ANSI |
American National Standards
Institute |
| ANT |
Antigua (ETR) |
| ANT |
Antigua Island |
| ANVIL |
CAD tool |
| AO |
acoustic-optical |
| AO |
analog output |
| AO |
announcement of opportunity |
| AOA |
abort once around |
| AOA |
airborne optical adjunct |
| AOA |
American Ordnance Association |
| AOA |
angle of attack |
| AOC |
annual operating cost |
| AOC |
auxiliary output chip |
| AOCP |
ac on-board computer program |
| AOCP |
AVCS on-board computer program |
| AOCRD |
acceptance and operational
checkout requirements |
| AOCS |
attitude and orbit control
subsystem |
| AOD |
advanced object data |
| AOD |
Aircraft Operations Division
(JSC) |
| AOD |
analog output differential |
| AOD |
assistant operations director |
| AOES |
advanced orbit ephemeris system |
| AOFEE |
advanced orbiter flight
evaluation experiment |
| AOI |
area of interest |
| AOIS |
automatic optical inspection
system |
| AOL |
area of launch |
| AOM |
acoustic-optic modulator |
| AOP |
annual operating plan |
| AOP |
assembly operations plan |
| AOPL |
advance order parts list |
| AOPM |
airline operations planning
model |
| AOQ |
average outgoing quality |
| AOQL |
average outgoing quality limit |
| AOS |
acquisition of signal |
| AOS |
ACTS optical system |
| AOS |
airborne optical system |
| AOSP |
advanced on-board signal
processor |
| AOT |
actual operating time |
| AOT |
alignment optical telescope |
| AOT |
avionics operating time |
| AOT |
avionics overall test |
| AP |
accelerometer package |
| AP |
access panel |
| AP |
access point |
| AP |
administrative procedure |
| AP |
air pressure |
| AP |
atmospheric and space physics |
| AP |
autopilot |
| AP |
Procurement, Supply, and
Transportation (KSC |
| AP&P |
advanced plans and programs |
| APA |
abort programmer assembly |
| APA |
allowance for program adjustment |
| APAE |
attached payload accommodations
equipment |
| APAS |
Aerodynamic Performance and
Sizing Program |
| APC |
adaptive payload carrier |
| APC |
advanced propulsion comparison |
| APC |
aft power controller |
| APC |
airborne particle counter |
| APC |
armored personnel carrier |
| APC |
automatic phase control |
| APCA |
aft power controller assembly |
| APCP |
Aerojet photoelectric cell
program |
| APD |
area passive dosimeter |
| APD |
avalanche photo diode |
| APDL |
Ada programming design language |
| APE |
arithmetic processing extension |
| APES |
advanced processor emulator
system |
| APGC |
Air Proving Ground Command |
| API |
air position indicator |
| APIF |
automated process information
file |
| APIRD |
authorized procurement
information requirements |
| APIRL |
authorized procurement
information requirements list |
| APK |
accelerometer package |
| APL |
applications program library |
| APLAC |
analysis program linear active
circuit |
| APLIS |
automated payload ICD system |
| APLM |
applications program library
maintenance |
| APM |
ascent particle monitor |
| APM |
assistant project manager |
| APM |
associate program manager |
| APMSM |
assembly phase maintenance
simulation model |
| APN |
ACE problem notice |
| APO |
automated purchase order |
| APP |
advance procurement package |
| APP |
astrophysics payload |
| APPF |
Automated Payload Processing
Facility |
| APPLE |
advanced propulsion payload
effect |
| APPS |
auxiliary payload power system |
| APR |
advance parts release |
| APRF |
Army Pulse Radiation Facility |
| APS |
aft propulsion system
(subsystem) |
| APS |
ascent propulsion system |
| APS |
attitude propulsion system
(subsystem) |
| APS |
automated planning system |
| APS |
automatic processing system |
| APS |
auxiliary power subsystem |
| APS |
auxiliary propulsion system |
| APSAP |
auxiliary propulsion system aft
pod |
| APSE |
Ada programming support
environment |
| APSS |
atmospheric pressure supply
subsystem |
| APT |
airborne pointer tracker |
| APT |
astronaut preference test |
| APT |
automatic programmed tool |
| APTE |
automated production test
equipment |
| APTI |
actions per time interval |
| APU |
auxiliary power unit |
| APU |
auxiliary propulsion unit |
| APUS |
auxiliary power unit subsystem |
| APUT |
auxiliary power unit test |
| APWL |
automatically processed wire
list |
| AQL |
acceptance quality level |
| AR |
acceptance readiness |
| AR |
acceptance review |
| AR |
acid resisting |
| AR |
antireflection |
| AR |
antireflective |
| AR |
as required |
| AR |
atmospheric revitalization |
| ARA |
attitude reference assembly |
| ARA |
auxiliary recovery antenna |
| ARABSAT |
Saudi Arabian communications
satellite |
| ARAP |
Aeronautical Research Associates
of Princeton |
| ARAP |
astronaut rescue air pack |
| ARAR |
accident risk assessment report |
| ARC |
aggregation of red blood cells |
| ARC |
Ames Research Center (NASA,
Moffet Field, California) |
| ARC |
automatic responsivity
correction |
| ARCOMSAT |
Arab League communications
satellite |
| ARCS |
aft reaction control subsystem |
| ARD |
abort region determinator |
| ARDC |
Air Research and Development
Command (Air Force) |
| ARES |
advanced railroad electronic
system |
| ARFDS |
automatic reentry flight
dynamics simulator |
| ARGMA |
Army Rocket and Guided Missile
Agency |
| ARIA |
advanced range instrumentation
aircraft |
| ARIES |
astronomical radio
interferometric Earth surveying |
| ARINC |
Aircraft Radio, Incorporated |
| ARIS |
advanced range instrumentation
ship |
| ARIS |
ALS requirements information
system |
| ARMA |
accumulator-reservoir manifold
assembly |
| ARMS |
automated requirements
management system |
| ARN |
action and reply notice |
| ARN |
additional reference number |
| ARP |
as-run procedure |
| ARPA |
Advanced Research Projects
Agency (DOD) |
| ARPCS |
atmosphere revitalization
pressure control system |
| ARPCS |
atmospheric revitalization
pressure control system |
| ARPESH |
accurate and reliable prototype
Earth sensor head |
| ARQ |
automatic request |
| ARRS |
air recovery and rescue service |
| ARS |
Air Rescue Service |
| ARS |
air revitalization system
(subsystem) |
| ARS |
ALS release system |
| ARS |
American Rocket Society |
| ARS |
atmosphere revitalization
subsystem |
| ARS |
atmospheric revitalization
section |
| ARS |
atmospheric revitalization
system |
| ARS |
attitude reference system |
| ARSDA |
advanced radiation space defense
application |
| ART |
automated reasoning tool |
| ARTCC |
air route traffic control center |
| ARTO |
Advanced Radiation Technology
Office |
| ARTOOS |
Advanced Radiation Technology
Office optical support |
| ARTS |
advanced remote tracking station |
| ARTS |
automated restricted tracking
system |
| ARTS |
automated retrieval and tracking
system |
| ARTSE |
Ada run-time support environment
(for embedded systems) |
| ARU |
attitude reference unit |
| AS |
antispoof |
| AS&ASD |
Autonetics Sensors and Aircraft
Systems Division |
| AS/CP |
attitude set/control panel |
| AS/RS |
automated storage and retrieval
system |
| ASA |
abort sensor assembly |
| ASA |
adapter service area |
| ASA |
advanced system avionics |
| ASA |
aerosurface amplifier |
| ASA |
aerosurface servoamplifier |
| ASA |
American Standards Association |
| ASAC |
aerodynamic surfaces assembly
and checkout |
| ASAP |
ACE Shuttle application
processing |
| ASAP |
advanced sensor analysis program |
| ASAP |
Aerospace Safety Advisory Panel |
| ASAP |
as soon as possible |
| ASAPTS |
automated scheduling and product
tracking system |
| ASAS |
aerodynamic stability
augmentation system |
| ASAT |
antisatellite |
| ASATS |
antisatellite simulation |
| ASB |
airlock stowage bag |
| ASC |
aerodynamic surface control |
| ASC |
aerosurface control |
| ASC |
airlock support component |
| ASC |
American Satellite Corporation |
| ASC |
array stowage container |
| ASC |
Ascension Island |
| ASC |
automatic sensitivity control |
| ASC |
auxiliary switch normally closed |
| ASCADS |
aft station command and data
system |
| ASCE |
airlock signal conditioning
electronics |
| ASCE |
American Society of Civil
Engineers |
| ASCII |
American Standard Code for
Information Interchange |
| ASCOP |
Applied Science Corporation of
Princeton (Division of EMR) |
| ASCP |
attitude set control panel |
| ASCS |
atmosphere storage and control
subsystem (Spacelab) |
| ASCS |
atmospheric storage and control
section |
| ASCS |
attitude stabilization and
control system |
| ASD |
advanced systems development |
| ASD |
Aeronautical Systems Division
(Air Force) |
| ASDE |
aerosurface driver electronics |
| ASDM |
aerosurface driver/monitor |
| ASDTIC |
analog-signal-to-discrete-time-interval
converter |
| ASE |
advanced space engine |
| ASE |
aerospace support equipment |
| ASE |
airborne support equipment |
| ASE |
automatic support equipment |
| ASEA |
American Society of Engineers
and Architects |
| ASED |
Avionics System Engineering
Division (JSC) |
| ASF |
Atmospheric Science Facility |
| ASFT |
abbreviated system functional
test |
| ASFTS |
auxiliary system function test
stand |
| ASG |
Aeronautical Standards Group |
| ASG |
Avionic Subsystems Group |
| ASGPD |
attitude set and gimbal position
display |
| ASI |
airspeed indicator |
| ASI |
amended shipping instructions |
| ASI |
augmented spark igniter |
| ASI |
augmented spark indicator |
| ASI |
augmented system ignition |
| ASIC |
application-specific integrated
circuit |
| ASIC |
application-specific integration
circuit |
| ASK |
amplitude shift keying |
| ASKA |
automatic system for kinematic
analysis |
| ASL |
above sea level |
| ASL |
approved source list |
| ASLU |
antenna select logic unit |
| ASM |
air-to-surface missile |
| ASM |
American Society for Metals |
| ASME |
American Society of Mechanical
Engineers |
| ASN |
average sample number |
| ASO |
auxiliary switch normally open |
| ASO |
Aviation Safety Office |
| ASP |
aerosurface position |
| ASP |
airborne science program |
| ASPI |
aerosurface position indicator |
| ASPP |
atmospheric and space plasma
physics |
| ASPR |
armed service procurement
regulation |
| ASPS |
annular suspension and pointing
system |
| ASPSL |
ASPP Sortie Laboratory |
| ASQC |
American Society for Quality
Control |
| ASR |
air-sea rescue |
| ASR |
automatic send and receive |
| ASR |
avionic system review |
| ASRE |
American Society of
Refrigerating Engineers |
| ASRM |
abort solid rocket motor |
| ASRM |
advanced solid rocket motor |
| ASRS |
automated Shuttle requirement
system |
| ASRS |
automated support requirements
system |
| ASSD |
Autonetics Strategic Systems
Division |
| ASSE |
American Society of Sanitary
Engineers |
| ASSESS |
airborne science Shuttle
experiments system simulation |
| ASSH |
advanced space systems hardening |
| ASSO |
assistant system security
officer |
| ASST |
American Society for Steel
Treating |
| AST |
all-systems test |
| AST |
Atlantic standard time |
| ASTB |
AGN&C simulation test bed |
| ASTD |
Advanced Space Technology
Division |
| ASTE |
American Society of Tool
Engineers |
| ASTF |
Aeropropulsion System Test
Facility |
| ASTG |
Aerospace Test Group |
| ASTIA |
Armed Services Technical
Information Agency |
| ASTM |
American Society for Testing
Materials |
| ASTP |
Apollo-Soyuz Test Project |
| ASTRA |
advanced star tracker |
| ASTRO |
ascent trajectory optimization |
| ASTS |
avionic system test
specification |
| ASVIB |
algorithm scoreboard vibrations |
| AT |
access tower |
| AT |
action time |
| AT |
assembly truss |
| AT&L |
acceptance test and logistics |
| AT&T |
American Telephone &
Telegraph |
| ATA |
abort time assembly |
| ATA |
advanced tactical aircraft |
| ATA |
aft test article |
| ATA |
Air Transport Association |
| ATA |
assembly test article |
| ATA |
avionics test article |
| ATAC |
Advanced Technology Advisory
Committee |
| ATC |
ablative thrust control |
| ATC |
active thermal control |
| ATC |
Air Training Command |
| ATC |
air traffic control |
| ATC |
aircraft target computer |
| ATC |
assistant test conductor |
| ATC |
ATE computer |
| ATC/FTD |
Air Training Command/Field
Training Detachment |
| ATCA |
attitude translation control
assembly |
| ATCO |
ambient temperature catalytic
oxidizer |
| ATCS |
active thermal control system
(subsystem) |
| ATDAP |
aircraft target data acquisition
program |
| ATDB |
aerothermal data book |
| ATDB |
aerothermodynamic data book |
| ATDF |
automated test development
folder |
| ATDP |
acceptance test data package |
| ATDP |
aircraft target data program |
| ATDRP |
aircraft target data reduction
program |
| ATE |
aerospace training equipment |
| ATE |
airborne test equipment |
| ATE |
automated test equipment |
| ATE |
automatic test engineer |
| ATE |
automatic test equipment |
| ATF |
advanced tactical fighter |
| ATG |
Aerospace Test Group |
| ATG |
automated time line generator |
| ATH |
above the horizon |
| ATI |
average total inspection |
| ATIS |
automatic terminal information
system |
| ATL |
Advanced Technology Laboratories |
| ATL |
Aero-Thermal Lab (Marquardt) |
| ATL |
Avionics Test Laboratory |
| ATLAS |
abbreviated test language for
avionic systems |
| ATLAS |
analysis of thrust structure
loads and stresses |
| ATM |
Apollo telescope mount |
| ATM |
ascent trajectory model |
| ATO |
abort to orbit |
| ATO |
automatic turn-on |
| ATOLL |
acceptance test of launch
language |
| ATOP |
Ada technology operational
planning |
| ATOS |
automated technical order system |
| ATP |
acceptance test procedure |
| ATP |
acceptance test program |
| ATP |
acquisition, tracking, and
pointing |
| ATP |
activation test program |
| ATP |
advanced technical payroll |
| ATP |
airborne tracking and pointing |
| ATP |
authority to proceed |
| ATPA |
alpha temperature probe assembly |
| ATP-FC |
acquisition, tracking, and
pointing fire control |
| ATPG |
automatic test program generator |
| ATPSE |
acquisition, tracking, and
pointing system emulator |
| ATR |
air transport rack |
| ATR |
air transport radio |
| ATR |
air transport rating |
| ATR |
air transportation rack |
| ATRS |
automated training records
system |
| ATS |
acceptance test specification |
| ATS |
Atlantic tracking station |
| ATS |
automatic terminal system |
| ATS |
automatic test set |
| ATS |
automatic transcribing system |
| ATS |
administrative telephone system |
| ATS |
administrative terminal system |
| ATS |
advanced technology satellite |
| ATS |
analog tone signal |
| ATS |
applications technology
satellite |
| ATS |
assembly trusses and structure |
| ATS |
asynchronous task storage |
| ATS |
Atlantic tracking ship |
| ATT |
acceptance thermal testing |
| ATTACK |
advanced threat technology
attack coordination and |
| ATTS |
automatic telemetry tracking
system |
| ATU |
audio terminal unit |
| ATU |
audio/thermal unit |
| ATVC |
ascent thrust vector control
(controller) |
| ATVC |
automatic thrust vector control |
| ATVCD |
ascent thrust vector control
driver |
| ATVCS |
automatic thrust vector control
system |
| AU |
accounting unit |
| AU |
astronomical unit |
| AUASAM |
automatic aimpoint selection and
maintenance |
| AUB |
aft utility bridge |
| AUC |
average unit cost |
| AUCV |
advanced unmanned cargo vehicle |
| AUDF |
automated unit development
folder |
| AUF |
authorized user file |
| AUP |
Ames unitary plan (wind tunnel) |
| AUTO-BF |
automatic body flap |
| AUTODIN |
automatic digital network |
| autoland |
automatic landing |
| AUTO-P |
automatic pitch control mode |
| AUTOVON |
automatic voice network |
| AUTO-YR |
automatic yaw roll mode |
| AV |
audiovisual |
| AV |
average value |
| AVC |
automatic volume control |
| AVCG |
automatic vapor crystal growth |
| AVCOR |
algorithm vibration correlation |
| AVCS |
attitude and velocity control
system (subsystem) |
| AVD |
air vehicle detection |
| AVE |
aerospace vehicle equipment |
| AVE |
airborne vehicle equipment |
| AVE |
atmospheric variability
experiment |
| AVE |
automatic volume expansion |
| AVE |
Avenal (TACAN station) |
| AVID |
automated verification
information data base |
| AVL |
address validity |
| AVL |
Avionics Verification Laboratory |
| AVLSI |
advanced, very large scale
integration |
| AVO |
avoid verbal orders |
| AVRCS |
attitude, velocity, reaction
control system |
| AVREL |
availability and reliability
program |
| AVSM |
auxiliary video switch matrix |
| AVT |
acceptance vibration testing |
| AVVEU |
altitude/vertical velocity
indicator electronic unit |
| AVVI |
altitude/vertical velocity
indicator |
| AW |
airlock wall |
| AW |
assembly workstand |
| AWAA |
attack warning and attack
assessment |
| AWACS |
advanced warning and control
system |
| AWCS |
agency-wide coding structure |
| AWG |
Activation Working Group |
| AWG |
American wire gauge |
| AWI |
accommodation weight
investigation |
| AWL |
augmented wire list |
| AWL |
automated wire list |
| AWPV |
automated weld process
verification |
| AWS |
advance warning system |
| AWS |
air weather service |
| AWS |
American Welding Society |
| AWS |
automated wiring system |
| AXAF |
Advanced X-ray Astrophysics
Facility |
| AZEL |
azimuth and elevation |
| B&P |
budgetary and planning |
| B/A |
barometric |
| B/A |
boost/abort |
| B/A |
buffer amplifier |
| B/C |
bench check |
| B/L |
baseline |
| B/M |
bench maintenance |
| B/O |
booster/orbiter |
| B/O |
breakout |
| B/O |
burnout |
| B/P |
blood pressure |
| B/SC |
brake/skid control |
| B/V |
bleed valve |
| BA |
bank angle |
| BA |
breathing air |
| BAC |
Boeing Aerospace Company |
| BAC |
Boeing Aircraft Company |
| BAC |
booster assembly contractor |
| BAC |
budget at completion |
| BAC |
buffer access card |
| BACS |
body axis coordinate system |
| BAF |
Barnes absorption filter |
| BAFO |
best and final offer |
| BAI |
barometric altitude indicator |
| BAIR |
breathing air |
| BAN |
budget allocation notice |
| BAROC |
baroset correction |
| BARS |
baseline accounting and
reporting system |
| BAS |
breathing air system |
| BASD |
Ball Aerospace Systems Division |
| BASS |
backup avionics system software |
| BATE |
base activation test equipment |
| BATES |
battlefield artillery tactical
engagement system |
| BATSE |
Burst and Transient Source
Experiment |
| BAU |
business as usual |
| BB |
baseband |
| BB |
brassboard |
| BB |
breadboard |
| BBC |
before-business clearance |
| BBN |
Bolt, Beranek, and Newman |
| BBS |
DEC all-in-one bulletin board
system |
| BBXRT |
broadband X-ray telescope |
| BC |
base construction |
| BC |
broadcast |
| BC |
bus coupler |
| BC |
baseline configuration |
| BC |
battery charge |
| BC |
battery conditioner |
| BC |
bell cord |
| BC |
beta cloth |
| BC |
between centers |
| BC |
binary counter |
| BC |
bolt center |
| BCC |
beacon control console |
| BCCT |
break control command transducer |
| BCD |
baseline concept definition |
| BCD |
baseline configuration document |
| BCD |
binary-coded data |
| BCD |
budget change document |
| BCE |
backup control electronics |
| BCE |
burn control element |
| BCE |
bus control element |
| BCH |
base Chaudhuri-Hocquenghen |
| BCH |
binary-coded hexadecimal |
| BCI |
baseline configuration
identification |
| BCID |
baseline candidate item data
base |
| BCLS |
base cardiac life support |
| BCO |
booster cutoff |
| BCP |
base condemnation percent |
| BCP |
benchmark control point |
| BCR |
bar chart report |
| BCR |
budget change request |
| BCRD |
basic consolidated requirements
document |
| BCRT |
binary code range time |
| BCS |
beam control system |
| BCT |
bus configuration table |
| BCU |
battery control unit |
| BCU |
bus control unit |
| BCWP |
budget costs for work performed |
| BCWS |
budgeted cost for work scheduled |
| BD |
binary decoder |
| BD |
binary digit |
| BD |
binary discrete |
| BDA |
backup drive amplifier |
| BDA |
Bermuda Island (STDN) |
| BDCR |
baseline document change request |
| BDD |
baseline definition document |
| BDD |
burst detection dosimeter (IGS) |
| BDD |
burst detector dosimeter |
| BDI |
budget data and integration |
| BDP |
burst detection processor (IGS) |
| BDP |
burst detector processor |
| BDS-2 |
booster phase detection system |
| BDT |
block data transfer |
| BDW |
burst detector EMP sensor |
| BDW |
EMP sensor |
| BDX |
burst detection X-ray sensor |
| BDX |
burst detector X-ray sensor |
| BDY |
burst detector optical sensor |
| BE |
beam expander |
| BE |
bell end |
| BEAF |
beam expander alignment function |
| BEC |
backup event controller |
| BECO |
booster engine cutoff |
| BER |
bit error rate |
| BESS |
biomedical experiment scientific
satellite |
| BESS |
biomedical experiment support
satellite |
| BEST |
booster exhaust study test |
| BET |
best-estimate trajectory |
| BET |
best estimate of trajectory |
| BETA |
ballistic exploitation and
target acquisition |
| BF |
back feed |
| BF |
beat frequency |
| BF |
body flap |
| BFC |
backup flight control
(controller) |
| BFC |
body flap control |
| BFCS |
backup flight control system |
| BFEC |
Bendix Field Engineering
Corporation |
| BFL |
back focal length |
| BFL |
Bakersfield (TACAN station) |
| BFN |
beam-forming feed network |
| BFO |
beat frequency oscillator |
| BFP |
buyer-furnished part |
| BFRP |
boron fiber-reinforced plastic |
| BFS |
backup flight software |
| BFS |
backup flight system |
| BFSPLP |
BFS payload preprocessor |
| BFSS |
backup flight software system |
| BG |
back gear |
| BH/MP |
breather hose/mouthpiece |
| BHN |
Brinell hardness number |
| BHP |
brake horsepower |
| BHS |
base heat shield |
| BI |
background information |
| BIA |
booster insertion and abort |
| BIA |
bus interface adapter |
| BIB |
blocked impurity band |
| BIBIB |
back-illuminated blocked
impurity band |
| BIC |
bus interface controller |
| BILBO |
built-in logic block observer |
| BIS |
biocide injection system |
| BISC |
biomedical instrumentation,
scientific and crew |
| BIT |
built-in test |
| BITE |
built-in test equipment |
| BITS |
budget impact tracking system |
| BIU |
buffer interface unit |
| BIU |
bus interface unit |
| BJR |
blockhouse junction rack |
| BKNO3 |
boron-potassium nitrate |
| B-L |
bill of lading |
| BLOW |
booster lift-off weight |
| BLPG |
buried long-period grating |
| BLS |
bottom left side |
| BLV |
bleed valve |
| BM |
ballistic missile |
| BM |
battle management |
| BM |
bench maintenance |
| BM |
body-mounted |
| BM |
branch manager |
| BM |
business manager |
| BM/C3 |
battle management and command,
control, and |
| BMA |
body-mounted accelerometer |
| BMAG |
body-mounted attitude gyro |
| BMAP |
buffer map |
| BMAS |
body-mounted accelerometer
system |
| BMB |
base maintenance building |
| BMB |
bench maintenance building |
| BMC3 |
battle management communications
(three types) |
| BMD |
ballistic missile defense |
| BMDATC |
Ballistic Missile Defense
Advanced Technology Center |
| BMDSCOM |
Ballistic Missile Defense
Systems Command |
| BME |
bench maintenance equipment |
| BMEWS |
ballistic missile early warning
system |
| BMFT |
German D-1 Spacelab payload |
| BMI |
Battelle Memorial Institute |
| BMMD |
body-mass measuring device |
| BMO |
Ballistic Missile Office |
| BMO |
ballistic missile organization |
| BMS |
background measurement satellite |
| BMS |
battle management simulation |
| BMTS |
bench maintenance test set |
| BM-TW/AA |
ballistic missile tactical
warning/attack |
| BMU |
bus monitor unit |
| BMVU |
ballistic missile view |
| BN |
ballistic number |
| BN |
bullnose |
| BNS |
bomb navigation system |
| BO |
beating oscillator |
| BOA |
broad ocean area |
| BOC |
Base Operations Contract
(contractor) |
| BOC |
blowout coil |
| BOD |
beneficial occupancy date |
| BOD |
bright-object detector |
| BOE |
break of entry |
| BOF |
beginning of file |
| BOI |
break of integrity |
| BOL |
beginning of life |
| BOM |
beginning of month |
| BOM |
bill of material |
| BOP |
baseline operations plan |
| BOP |
basic overall polarity |
| BOPACE |
Boeing plastic analysis
capability for engines |
| BOS |
backup operating system |
| BOS |
bright-object sensor |
| BOSO |
ballistic orbital support
operations |
| BOT |
beginning of tape |
| BOW |
bill of work |
| BP |
back pressure |
| BP |
budgetary and planning |
| BP |
buttock plane |
| BP |
bandpass |
| BP |
barber pole |
| BP |
base plate |
| BP |
bid and proposal |
| BP |
blood pressure |
| BP |
blueprint |
| BP |
boilerplate |
| BP |
boiling point |
| BPC |
backpressure control |
| BPC |
boost protective cover |
| BPD |
baseline program document |
| BPD |
baseline program documentation |
| BPI |
boost phase intercept |
| bpi |
bits per inch |
| bpm |
beats per minute |
| BPMS |
blood pressure measuring system |
| BPO |
blanket purchase order |
| BPR |
bimonthly progress report |
| BPR |
bypass ratio |
| BPS |
boost propulsion system |
| bps |
bits per second |
| BPSK |
biphase shift key |
| BPSK |
biphase shift keying |
| BPT |
body point |
| BPV |
bipropellant valve |
| BR |
bit rate |
| BRAVO |
business risk and value of
operation in space |
| BRCS |
basic reference coordinate
system |
| BRDF |
bidirectional reflectance
distribution function |
| BRF |
band rejection filter |
| BRIL |
budget receipt/issuance log |
| BRL |
Ballistic Research Laboratory |
| BRM |
baseline reference mission |
| BRM |
biological research module |
| brpm |
breath rate per minute |
| BRRS |
Banana River Repeater Station |
| BRS |
bottom right side |
| BS |
backup subsystem |
| BS |
beam splitter |
| BS |
block specification |
| BSA |
battery bus solar array |
| BSA |
bus status/alternate bus table |
| BSC |
brake skid controller |
| BSD |
Ballistic Systems Division |
| BSDP |
booster-stage discharge pressure |
| BSE |
booster systems engineer |
| BSEE |
Bachelor of Science degree in
electrical engineering |
| BSGE |
Bachelor of Science degree in
general engineering |
| BSI |
basic shipping instruction |
| BSI |
Boeing Services International |
| BSI |
booster situation indicator |
| BSM |
beam-steering mechanism |
| BSM |
booster separation motor |
| BSME |
Bachelor of Science degree in
mechanical engineering |
| BSP |
business system planning |
| BSR |
basic system release |
| BSR |
BITE status register |
| BSRM |
booster solid rocket motor |
| BSS |
backup system services |
| BSTS |
boost surveillance and tracking
system |
| BSTS |
boost surveillance tracking
system |
| BSW |
BFS software |
| BT |
burn time (engine) |
| BTC |
binary time code |
| BTC |
bus tie contractor |
| BTE |
bench test equipment |
| BTH |
below the horizon |
| BTMS |
body temperature measuring
system |
| BTR |
burn time remaining |
| BTR |
bus transfer |
| BTU |
bus terminal unit |
| Btu |
British thermal unit |
| BU&C/O |
buildup and checkout |
| BUAER |
Bureau of Aeronautics (Navy) |
| BUC |
backup computer |
| BUC |
Buckhorn (GSTDN) |
| BUFC |
backup flight controller |
| BUIC |
backup interceptor control |
| BUN |
BITE update notice |
| BUORD |
Bureau of Ordnance (Navy) |
| BUOU |
backup optical unit |
| BUR |
backup rate |
| BUSGEN |
Bussin generator |
| BUSHIPS |
Bureau of Ships |
| BV |
balanced voltage |
| BV |
boost vehicle |
| BV |
booster vehicle |
| BVC |
boost voltage converter |
| BW |
bandwidth |
| BW |
beam width |
| BW |
bridge wire |
| BWG |
Birmingham wire gauge |
| BWO |
backward wave oscillator |
| C |
candle |
| C |
core (metal) |
| C |
cosine |
| C |
cycle |
| C |
hundred |
| C |
capacitance |
| C |
cathode |
| C |
Celsius |
| C |
center |
| C |
centigrade |
| C |
coefficient |
| C |
complete |
| C |
constant |
| C&C |
command and control |
| C&C |
communication and control |
| C&CS |
command and control subsystem |
| C&D |
communication and data |
| C&D |
controls and displays |
| C&DH |
command and data handling |
| C&DP |
control and data processor |
| C&DS |
command and data simulator |
| C&DSS |
communication and data subsystem |
| C&I |
communication and
instrumentation |
| C&M |
control and monitoring |
| C&P |
contracts and pricing |
| C&T |
communication and tracking |
| C&TS |
communications and tracking
system |
| C&TSS |
communication and tracking
subsystem |
| C&W |
caution and warning |
| c.g. |
center of gravity |
| C/A |
coarse acquisition (navigation
signal) |
| C/A |
code standard positioning
service |
| C/B |
circuit breaker |
| C/C |
combustion chamber |
| C/D |
countdown |
| C/DPM |
cost/design performance
management |
| C/F |
center frequency |
| C/O |
changeout |
| C/O |
checkout |
| C/O |
contamination/overpressure |
| C/O |
cutoff |
| C/P |
cold plate |
| C/R |
commutation rate |
| C/S |
cost/schedule |
| c/s |
counts per second |
| C/S/P |
cost/schedule/performance |
| C/SC |
cost/schedule control |
| C/SCS |
cost/schedule control system |
| C/SCSC |
cost and schedule control system
criteria |
| C/SCSC |
cost/schedule control systems
criteria |
| C/SR |
cost/schedule report |
| C/SSR |
cost/schedule status report |
| C/T |
control and timing |
| C/W |
carrier wave |
| C/W |
caution and warning |
| C2 |
command and control |
| C2I |
command, control, and
intelligence |
| C2S |
command and control subsystem |
| C3 |
command, control, and
communications |
| C3I |
command, control,
communications, and intelligence |
| CA |
carrier aircraft |
| CA |
completion of assembly |
| CA |
cone angle |
| CA |
contract advice |
| CA |
contract award |
| CA |
corrective action |
| CA |
cost account |
| CA |
critical analysis |
| CAA |
Civil Aeronautics Administration |
| CAA |
composite audio amplifier |
| CAA |
cost account authorization |
| CAALIS |
computer-aided assembly-line
inspection system |
| CAAT |
computer-aided assembly tool |
| CAB |
Civil Aeronautics Board |
| CAB |
Civil Aviation Board |
| CAB |
computer address bus |
| CAB |
Corrective Action Board |
| CAB |
Cost Audit Board |
| CACB |
center aisle connector bracket |
| CACC |
communications and configuration
console |
| CAD |
computer-aided design |
| CADAM |
computer graphics augmented
design and manufacturing |
| CADDS |
computer-aided design and
drafting system |
| CADE |
controller/attitude direct
electronics |
| CADFISS |
computation and data flow
integrated subsystem |
| CAD-OPS |
computer-aided design costing
for operations |
| CADS |
command and data simulator |
| CADS |
computer-aided design system |
| CADSI |
communication and data systems
integration |
| CADU |
control and display unit |
| CAE |
computer-aided engineering |
| CAE |
corrective action engineer |
| CAFB |
Chanute Air Force Base |
| CAI |
computer-aided instruction |
| CAIT |
computer-aided instruction
terminal |
| CAIT |
computer-aided instruction
trainer |
| CAL |
canister airlock |
| CAL |
computer-aided logistics |
| CAL |
contract advice letter |
| CAL |
Cornell Aeronautical Laboratory |
| Cal/OSHA |
California Occupational Safety
and Health Act |
| CALS |
computer-aided acquisition and
logistics support |
| CALS |
computer-aided logistics system |
| CALST |
Cornell Aeronautical Laboratory
Shock Tunnel |
| CAM |
carrier aircraft modification |
| CAM |
Civil Aeronautics Manual |
| CAM |
computer annunciation matrix |
| CAM |
computer-aided manufacturing |
| CAM |
content-addressable memory |
| CAM |
cost account manager |
| CAMERA |
control and monitoring equipment
resource allocation |
| CAMP |
common Ada missile package |
| CAMP |
computer-aided message
processing |
| CAN |
certification analysis network |
| CAO |
Cost Administration Office |
| CAP |
capability assurance program |
| CAP |
computer application program |
| CAP |
contractor-acquired property |
| CAP |
cost account package |
| CAP |
cost account plan |
| CAP |
crew activity plan |
| capcom |
capsule communicator |
| CAPRI |
capacitance rate integrator |
| CAPS |
common attitude pointing system |
| CAPS |
crew activity planning system |
| CAPS |
crew altitude protection suit |
| CAPS |
crew altitude protection system |
| CAPSS |
computer-aided planning and
scheduling system |
| CAR |
certification analysis
requirements |
| CAR |
certification approval request |
| CAR |
configuration and acceptance
review |
| CAR |
contractual action request |
| CAR |
corrective action record |
| CAR |
corrective action report |
| CAR |
corrective action request |
| CAR |
customer acceptance review |
| CARB |
Central Acquisition Review Board |
| CARDE |
Canadian Armament Research and
Development Establishment |
| CARID |
customer acceptance report item
disposition |
| CARID |
customer acceptance review item
disposition |
| CARM |
customer accommodation
requirement model |
| CARR |
customer acceptance readiness
review |
| CARR |
customer accommodation
requirement representative |
| CARS |
configuration accounting and
reporting system |
| CAS |
calibrated airspeed |
| CAS |
CITE augmentation system |
| CAS |
command augmentation system |
| CAS |
computer airspeed |
| CAS |
configuration accounting system |
| CAS |
cooperative application
satellite |
| CAS |
cost accounting standard |
| CAS |
crew accommodation system |
| CASB |
Cost Accounting Standards Board |
| CASE |
care application service element |
| CASE |
computer-aided system
engineering |
| CASE |
computer-automated software
engineering |
| CASES |
control and structures
experiments for space |
| CASO |
cancellation addendum sales
order |
| CASP |
change assessment summary
package |
| CAS-P |
CAS pitch control mode |
| CASR |
cost and schedule reporting
system |
| CASS |
CITE augmentation support system |
| CASS |
consolidated automated support
system |
| CAS-YR |
CAS yaw roll control mode |
| CAT |
computer-aided test |
| CAT |
control attenuator timer |
| CAT-2 |
communications and tracking
comprehensive analysis tool |
| CATS |
change action tracking system |
| CATS |
correspondence action tracking
system |
| CAU |
command acquisition unit |
| CAU |
command activation unit |
| CAU |
customer acquisition unit |
| CAWG |
Customer Accommodation Working
Group |
| CB |
center of buoyancy |
| CB |
circuit breaker |
| CB |
coax (or coaxial) interface
bracket |
| CB |
control board |
| CBA |
C-band transponder antenna |
| CBA |
collective bargaining agreement |
| CBARS |
classified baseline accounting
and reporting system |
| C-BARS |
classified baseline accounting
and reporting system |
| CBB |
contract budget baseline |
| CBC |
change board commitment |
| CBC |
complete blood count |
| CBE |
connector bracket experiment |
| CBIL |
common and bulk items list |
| CBO |
Congressional Budget Office |
| CBP |
connector bracket power |
| CBR |
California bearing ratio |
| CBrF3 |
bromotrifluoromethane
(fire-extinguishing material) |
| CBS |
connector bracket signal |
| CBSA |
cargo bay stowage assembly |
| CBT |
computer-based training |
| CBV |
cabin bleed valve |
| CBW |
constant bandwidth |
| CBX |
C-band transponder |
| CC |
carbon-carbon |
| CC |
contract completion |
| CC |
control center |
| CC |
corner cube |
| CC |
cost center |
| CC |
crew certified |
| CC |
crew compartment |
| CC |
channel controller |
| CC |
closing coil |
| CC |
color code |
| CC |
commercial control |
| CC |
communications control |
| CC |
compatibility change |
| CC |
computer center |
| CC |
contamination control |
| C-C |
carbon-carbon |
| C-C |
center-to-center |
| CCA |
communications carrier assembly |
| CCA |
contract change authority |
| CCA |
contract change authorization |
| CCAFS |
Cape Canaveral Air Force Station |
| CCATS |
command communications and
telemetry system |
| CCB |
Change Control Board |
| CCB |
Configuration Control Board |
| CCBD |
Configuration Control Board
directive |
| CCBD |
Control Change Board directive |
| CCC |
central computer complex |
| CCC |
command control console |
| CCC |
communication control center |
| CCC |
complex control center |
| CCC |
computer checkout console |
| CCC |
Consolidated Controls
Corporation |
| CCC |
contaminant control cartridge |
| CCC |
controller checkout console |
| CCC |
coordinate conversion computer |
| CCCD |
crew compartment configuration
drawing |
| CCD |
central command decoder |
| CCD |
charge-coupled device |
| CCD |
checkout command decoder |
| CCD |
constants change display |
| CCDR |
contractor critical design
review |
| CCE |
computer command engineer |
| CCE |
continuous control evaluator |
| CCF |
central computer facility |
| CCF |
converter compressor facility |
| CCFF |
Cape Canaveral Forecast Facility |
| CCFT |
controlled current feedback
transformer |
| CCHS |
crew compartment heat shield |
| CCIM |
command computer input
multiplexer |
| CCIR |
International Radio Consultative
Committee |
| CCL |
closed-circuit loop |
| CCL |
commonality candidate list |
| CCL |
critical characteristics list |
| CCM |
controlled carrier modulation |
| CCM |
counter-countermeasure |
| CCM |
crew/cargo module |
| CCME |
contract change mass estimate |
| CCMS |
checkout, control, and monitor
subsystem (LPS) |
| CCMS |
command, control, and monitor
system |
| CCMTA |
Cape Canaveral Missile Test
Annex |
| CCN |
contract change negotiation |
| CCN |
contract change notice |
| CCN |
contract change notification |
| CCO |
contract change order |
| CCO |
current-controlled oscillator |
| CCO |
customer contracting officer |
| CCOH |
corrosive contaminants, oxygen,
and humidity |
| CCP |
center console panel |
| CCP |
contamination control plan |
| CCP |
contract change proposal |
| CCP |
controlled components program |
| CCP |
corrosion control plan |
| CCP |
cost control program |
| CCP |
Change Control Panel |
| CCP |
change control package |
| CCP |
commercial change proposal |
| CCP |
computer control panel |
| CCP |
configuration change point |
| CCP |
Configuration Control Panel |
| CCP |
configuration control phase |
| CCP |
configuration control point |
| CCPDSR |
common center processing and
display system replacement |
| CCPDSR |
communications center processing
and display system |
| CCR |
cargo compatibility review |
| CCR |
configuration control record |
| CCR |
contract change record |
| CCR |
contract change request |
| CCR |
contractor change review |
| CCR |
control center rack |
| CCRA |
Cape Canaveral reference
atmosphere |
| CCRF |
consolidated communication
recording facility |
| CCS |
central computer and sequencer |
| CCS |
central control section |
| CCS |
central control station |
| CCS |
command and communication system |
| CCS |
complex control set |
| CCS |
computer core segment |
| CCS |
console communication system |
| CCS |
contamination control system |
| CCS |
contract control system |
| CCSD |
Chrysler Corporation Space
Division |
| CCSD |
Collins Communications Systems
Division |
| CCSDS |
Consultative Committee for Space
Data Systems |
| CCSR |
carbon-carbon survivable
radiator |
| CCSR |
crew compartment stowage review |
| CCT |
command/control transmitter |
| CCT |
computer-compatible tape |
| CCTCF |
communication circuit technical
control facility |
| CCTV |
closed-circuit television |
| CCU |
camera control unit |
| CCU |
central control unit |
| CCU |
communications carrier umbilical |
| CCU |
communications carrier unit |
| CCU |
coupling control unit |
| CCU |
crew communications unit |
| CCU |
crew compartment umbilical |
| CCU |
crewman communications umbilical |
| CCV |
chamber coolant valve |
| CCVA |
chamber coolant valve actuator |
| CCW |
counterclockwise |
| CCZ |
command and control zone |
| CD |
call director |
| CD |
candela (luminous intensity) |
| CD |
coefficient of drag |
| CD |
coin dimple |
| CD |
cold-drawn |
| CD |
command decoder MDM |
| CD |
components demonstration |
| CD |
countdown |
| CD |
current density |
| CD&SC |
Communications, Distribution,
and Switching Center |
| CD/V |
concept definition and
validation |
| CDA |
command and data acquisition |
| CDA |
critical design audit |
| CDAS |
configuration design analysis
simulation |
| CDAS |
configuration development
analysis and simulation |
| CDAS |
configurations development
analysis simulation |
| CDAS |
core design analysis simulation |
| CDB |
central data buffer |
| CDB |
command data base |
| CDB |
computer data bus |
| CDBFR |
common data buffer |
| CDC |
classified document control |
| CDC |
Collins Defense Communications |
| CDC |
command and data handling
console |
| CDC |
Computer Development Center
(NASA) |
| CDC |
confined detonating cord |
| CDC |
Control Data Corporation |
| CDC |
countdown clock |
| CDCD |
cargo design control drawing |
| CDCD |
Collins Defense Communications
Division |
| CDCM |
coupling display, manual control
IMU |
| CDCO |
coupling display, manual control
optics |
| CDD |
command decoding and
distribution |
| CDD |
common data dictionary |
| CDDB |
common diagnostic data base |
| CDDT |
countdown demonstration test |
| C-DEL |
complete delivery |
| CDF |
cable distribution frame |
| CDF |
central data facility |
| CDF |
circuit design fabrication |
| CDF |
combined data file |
| CDF |
confined detonating fuse |
| CDF |
cool-down facility |
| CDF&TDS |
circuit design, fabrication, and
test data |
| CDG |
Concept Development Group |
| CDH |
constant delta height |
| CDH |
constant differential height |
| CDI |
contract definition instruction |
| CDI |
course deviation indicator |
| CDID |
contract data item description |
| CDM |
communications data manager |
| CDM |
configuration design module |
| CDMA |
code division multiple access |
| CDMS |
command and data management
system (subsystem) |
| CDMS |
contractor data management
system (VAFB) |
| CDN |
CDR discrepancy notice |
| CDNR |
CDR discrepancy notice record |
| CDOM |
chief draftsman office
memorandum |
| CDP |
command data processor |
| CDP |
computational data processing |
| CDP |
computer data processing |
| CDP |
confidence development program |
| CDP |
critical design parameter |
| CDPA |
classified data preparation area |
| CDPIS |
command data processing and
instrumentation system |
| CDQ |
certificate of qualification |
| CDQR |
critical design and
qualification review |
| CDR |
cleaning, decontamination
request |
| CDR |
command destruct receiver |
| CDR |
conceptual design review |
| CDR |
configuration design review |
| CDR |
contract data requirements |
| CDR |
critical design review |
| CDRL |
contract data requirements list |
| CDRR |
contract documentation
requirements record |
| CDRS |
contract data requirements
schedule |
| CDS |
cavity digitizing system |
| CDS |
control and display system |
| CDS |
control data system |
| CDS |
controller select direction |
| CDS |
coupling display system |
| CDS |
central data subsystem (LPS) |
| CDS |
central data system |
| CDS |
closeout door system |
| CDS |
cold-drawn steel |
| CDS |
computer design and simulation |
| CDS |
configuration design system |
| CDS |
configuration development system |
| CDS |
consolidated direct support |
| CDSC |
Communication Distribution and
Switching Center |
| CDSC |
coupling-display
scanning-telescope manual control |
| CDSF |
commercially developed space
facility |
| CDSL |
Computer Data System Laboratory |
| CDSR |
contract data status report |
| CDSR |
cost data summary report |
| CDT |
central daylight time |
| CDT |
command descriptor table |
| CDT |
compressed data tape |
| CDT |
configuration data table |
| CDT |
countdown time |
| CdT |
cadmium telluride |
| CDU |
computer display unit |
| CDU |
coupling data unit |
| CDU |
coupling display unit |
| CDU |
CRT display unit |
| CDUM |
coupling display unit IMU |
| CDUO |
coupling display unit optics |
| CDW |
command data word |
| CDW |
computer data word |
| CDW |
control data word |
| CE |
cargo element |
| CE |
change engineer |
| CE |
change evaluation |
| CE |
civil engineering |
| CE |
control element |
| CE |
Corps of Engineers |
| CE |
cost element |
| CE |
crew equipment |
| CE |
current expendable |
| CE/CK |
computer entry/control keyboard |
| CEA |
circular error average |
| CEA |
Computer Engineering Associates |
| CEA |
control electronics assembly |
| CEC |
Civil Engineering Corps |
| CEC |
Consolidated Electrodynamics
Corporation |
| CEC |
Consolidated Electronics
Corporation |
| CEC |
control electronics container |
| CEC |
control encoder coupler |
| CECP |
compatibility engineering change
proposal |
| CEDC |
cyclic error detection code |
| CEEP |
composite entry evaluation
program |
| CEF |
comsec equipment facility |
| CEI |
configuration end item |
| CEI |
contract end item |
| CEIAC |
Coastal Engineering Information
Analysis Center |
| CEIS |
combined elements and integrated
systems |
| CEIS |
contract end item specification |
| CEIT |
cargo equipment integrated test |
| CEIT |
crew equipment integration test |
| CEIT |
crew equipment interface test |
| CELSS |
controlled ecological life
support system |
| CELV |
commercial expendable launch
vehicle |
| CEM |
cost estimating method |
| CEMF |
counterelectromotive force |
| CEO |
chief engineer's office |
| CEO |
chief executive officer |
| CEP |
circle of equal probability |
| CEP |
circular error probability |
| CEP |
circular error probable |
| CEP |
comsec equipment program |
| CEP |
configuration evaluation plan |
| CEPS |
CITS expert parameter system |
| CEQ |
Council on Environmental Quality |
| CER |
cost estimating relationship |
| CES |
combined Earth sensor |
| CES |
concept evaluation study |
| CES |
conical Earth sensor |
| CES |
control electronics section |
| CES |
crew escape system |
| CESA |
Canadian Engineering Standards
Association |
| CET |
clutter equivalent target |
| CET |
combined element test |
| CETA |
crew and equipment translation
aid |
| CETF |
Critical Evaluation Task Force |
| CEU |
control electronics unit |
| CF |
carrier frequency |
| CF |
center forward |
| CF |
center of flotation |
| CF |
centrifugal force |
| CF |
completion form |
| CF |
consequence of failure |
| CF |
corner fitting |
| Cf |
consequence of failure |
| CFAE |
contractor-furnished airborne
equipment |
| CFAR |
constant false alarm rate |
| CFC |
central fire control |
| CFC |
chlorofluorocarbon |
| CFD |
computational fluid dynamics |
| CFD |
converter frequency to dc
voltage |
| CFD |
cumulative frequency
distribution |
| CFE |
central framework executive |
| CFE |
consolidated front end |
| CFE |
contractor-furnished equipment |
| CFE |
critical function equipment |
| CFE |
customer-furnished equipment |
| CFES |
continuous flow electrophoresis
system |
| CFI |
card format identifier |
| CFM |
customer-furnished material |
| cfm |
cubic feet per minute |
| CFP |
conceptual flight profile |
| CFR |
Code of Federal Regulations |
| CFRP |
carbon-fiber-reinforced plastic |
| CfS |
schedule factor |
| CFSD |
critical-function sequence
diagram |
| CFSR |
contract fund status report |
| CFSR |
contract funds status review |
| CFSTI |
Clearinghouse for Scientific and
Technical Information |
| CFT |
cross-functional team |
| CFY |
company fiscal year |
| CGAD |
Collins General Aviation
Division |
| CGAU |
cabin gas analysis unit |
| CGC |
command guidance computer |
| CGF |
command generation function |
| CGL |
comprehensive general liability |
| CGP |
central grounding point |
| CGSS |
cryogenic gas storage system |
| CH |
case hardening |
| CH |
control house |
| CH/SL |
certified hardware/software list |
| CH4 |
methane |
| CHARM |
composite high-altitude
radiation model |
| CHI |
computer-to-human interface |
| CHIP |
College Hire Indoctrination
Program |
| CHL |
certified hardware list |
| CHR |
Cooper-Harper rating |
| CHROMEX |
chromosome and plant cell
division in space |
| CHSF |
cargo hydrazine service facility |
| CHW |
command header word |
| CHX |
cabin heat exchanger |
| CHX |
condensing heat exchanger |
| CI |
cast iron |
| CI |
crew interface |
| CI |
center of impact |
| CI |
certification inspection |
| CI |
color interior film |
| CI |
configuration inspection |
| CI |
configuration item |
| CI |
continuous interlock |
| CI |
contract initiation |
| CI |
course invalid |
| CIA |
Central Intelligence Agency |
| CIA |
configuration identification
accounting |
| CIA |
control interface assembly |
| CIA |
controller interface assembly |
| CIAP |
climatic impact assessment
program |
| CIB |
Change Impact Board |
| CIB |
Change Implementation Board |
| CIB |
control interface block |
| CIC |
cargo integration contractor |
| CIC |
command interface control |
| CIC |
control and information center |
| CIC |
critical item consolidation |
| CICC |
cargo integration control center |
| CICCR |
configuration information
control center requirement |
| CICU |
communication interface control
unit |
| CICU |
computer interface conditioning
unit |
| CID |
cable interconnect diagram |
| CID |
charge injection device |
| CID |
computer interface device |
| CIDL |
configuration item data list |
| CIDR |
critical intermediate design
review |
| CIDSC |
contractor in-house data support
capability |
| CIE |
cargo integration equipment |
| CIE |
communications interface
equipment |
| CIF |
Central Information Facility
(AMR) |
| CIF |
central instrumentation facility |
| CIG |
Cable Integrity Group |
| CIG |
Communications and Interface
Group |
| CIG |
compound interlace grating |
| CIG |
Connector Integration Group |
| CIG |
Connector Integrity Group |
| CII |
change installation instruction |
| CII |
configuration item identifier |
| CIJB |
cradle interface junction box |
| CIL |
critical items list |
| CIM |
computer input multiplexer |
| CIM |
computer-integrated
manufacturing |
| CIMS |
consolidated information
management system |
| CIN |
center information network |
| CIN |
change identification number |
| CIN |
change identifier number |
| CINC |
commander-in-chief |
| CINCAD |
commander-in-chief, Air Defense |
| CINCNET |
commander-in-chief network |
| CINCNORAD |
commander-in-chief, North
American Aerospace |
| CINCSAC |
commander-in-chief, Strategic
Air Command |
| CINCSBL |
commander-in-chief, Space-Based
Laser |
| CIP |
cast-iron pipe |
| CIP |
change implementation plan |
| CIP |
Class 1 Integration Plan |
| CIP |
communications interface
processor |
| CIP |
control and interface panel |
| CIR |
cargo integration review |
| CIR |
configuration inspection report |
| CIR |
critical item report |
| CIRD |
cargo integration review dry run |
| CIRHS |
critical items and residual
hazards list |
| CIRM |
celestial infrared mapping |
| CIRM |
celestial infrared measurements |
| CIRRIS |
cryogenic infrared radiance
instrumentation for Shuttle |
| CIS |
cargo integration schedule |
| CIS |
central integration site |
| CIS |
change impact summary |
| CIS |
communication interface system |
| CIS |
contractor's information
submittal |
| CISS |
Centaur integrated support
structure |
| CIT |
California Institute of
Technology |
| CIT |
CAP initialization tape |
| CIT |
critical item tag |
| CITE |
cargo integration test equipment |
| CITS |
central integrated test system |
| CIU |
communication interface unit |
| CIU |
computer interface unit |
| CIU |
controller interface unit |
| CIVT |
cargo interface verification
test |
| CIVU |
cargo integration verification
unit |
| CIWG |
Cargo Integration Working Group |
| CKRA |
Cape Kennedy reference
atmosphere |
| CL |
centerline |
| CL |
closed loop |
| CL |
coefficient of lift |
| CL |
confidence level |
| CLAES |
cryogenic limb array etalon
spectrometer |
| CLAS |
computerized loads analysis
system |
| CLC |
change letter control |
| CLC |
Computer Liaison Committee |
| CLF |
Clear Lake facility |
| CLF |
controller, load forward |
| CLIN |
contract line item number |
| CLIP |
combined laser instrumentation
package |
| CLIPS |
C-language inferencing for
production systems |
| CLM |
care logic module |
| CLM |
circumlunar mission |
| CLMC |
central logistics management
center |
| CLOT |
combined loads orbiter test |
| CLOUDSAT |
cloud cover statistical analysis
program |
| CLRB |
Cost Limit Review Board |
| CLS |
contingency landing site |
| CLSO |
contingency landing support
officer |
| CM |
cargo manager |
| CM |
control monitor |
| CM |
countermeasure |
| CM |
crew module |
| CM |
center of mass |
| CM |
change management |
| CM |
circular mil |
| CM |
command module |
| CM |
configuration management |
| CM |
configuration monitor |
| CM |
consumable management |
| CM |
control mode |
| CM&S |
communications maintenance and
storage |
| CMA |
configuration management
accounting |
| CMACS |
central monitor and control
system |
| CMAG |
cruise missile advanced guidance |
| CMAO |
contract management assistance
officer |
| CMAR |
configuration management action
request |
| CMAT |
compatible material |
| CMB |
Configuration Management Board |
| CMC |
central maintenance computer |
| CMC |
command module computer |
| CMC |
crew module computer |
| CMCS |
centralized maintenance computer
system |
| CMD |
controller, main display |
| CMDB |
configuration management data
base |
| CMDM |
control
multiplexer/demultiplexer |
| CMDS |
configuration management data
system |
| CME |
commercial measuring equipment |
| CMF |
controller, motor, forward |
| CMG |
control moment gyro |
| CMIF |
common module integration
facility |
| CMIS |
common module integration
simulator |
| CMIS |
computer management information
system |
| CMIS |
configuration management
information system |
| CMIS |
control monitor isolation
subsystem |
| CML |
commands and measurement list |
| CMM |
CM Manual |
| CMM |
condition-monitored maintenance |
| CMM |
controller, motor, midbody |
| CMM |
coordinate measurement machine |
| CMN |
contract master network |
| CMO |
class mix option |
| CMO |
Configuration Management Office |
| CMOS |
complementary metal oxide
semiconductor |
| CMOS/SOS |
complementary metal oxide
semiconductor/silicon |
| CMP |
Configuration Management Panel |
| CMP |
configuration management plan |
| CMPP |
configuration management program
plan |
| CMR |
center materials representative |
| CMR |
common mode rejection |
| CMR |
configuration management
representative |
| CMR |
contractor management review |
| CMRB |
Contractor Material Review Board |
| CMRP |
configuration management
requirements plan |
| CMRR |
common mode rejection ratio |
| CMRS |
configuration management
requirements standard |
| CMS |
change management system |
| CMS |
code management system |
| CMS |
component mode synthesis |
| CMS |
configuration management system |
| CMS |
contract master schedule |
| CMS |
conventional monitoring system |
| CMS-2 |
Cambridge Monitoring System (IBM
computer program) |
| CMSI |
command monitor system interface |
| CMT |
critical military target |
| CMTS |
computerized maintenance test
system |
| CMU |
control and monitor unit |
| CMV |
common mode voltage |
| CMVAS |
configuration management
verification accounting system |
| CMW |
compartmented mode work station |
| CN |
change notice |
| CNC |
computer numerical control |
| CNC |
computer numerically controlled |
| CND |
cannot duplicate |
| CNES |
Centre National D'Etudes
Spatiales (French National Space Studies Center) |
| CNRL |
Communications and Navigation
Research Laboratory |
| CNWDI |
critical nuclear weapons design
information |
| CO |
carbon monoxide |
| CO |
Cargo Operations (KSC
directorate) |
| CO |
change order |
| CO |
contracting officer |
| CO*A |
cesium-dideuterium-arsenate |
| CO2 |
carbon dioxide |
| COA |
center operations area |
| COAS |
crewman optical alignment sight |
| COB |
communications office building |
| COBE |
Cosmic Background Explorer |
| COBOL |
common business-oriented
language |
| COC |
certificate of completion |
| COC |
close-open-close |
| COCOMO |
constructive cost model |
| COD |
Center Operations Directorate
(JSC) |
| COD |
crack opening displacement |
| COF |
construction of facilities |
| COF |
cost of facilities |
| COFAC |
construction facility |
| COFI |
checkout and fault isolation |
| COFR |
certificate of flight readiness |
| COFR |
certification of flight
readiness |
| COFW |
certificate of flight worthiness |
| COGMAN |
center of gravity of payload
manifest |
| COI |
conflict of interest |
| COIL |
chemical oxygen-iodine laser |
| COIM |
checkout interpreter (software)
module |
| COL |
checkout language |
| COLA |
cost-of-living adjustment |
| COM |
computer output microfiche |
| COM |
computer output microfilm |
| COMAS |
combined orbital maneuvering and
abort system |
| COMAT |
compatibility of materials |
| comcon |
command console |
| COM-M |
common mode |
| commfault |
communication fault |
| comnet |
communications network |
| COMP |
computation of rendezvous
targeting |
| COMPOOL |
common data pool |
| COMPSIM |
concept mission performance
simulation |
| COMSAT |
communications satellite |
| comsec |
communications security |
| CONAD |
CONUS defense |
| CONUS |
continental United States |
| COP |
central operations program |
| COP |
co-orbiting platform |
| COP |
coefficients of performance |
| COP |
combined operations plan |
| COP |
contingency operations plan |
| COQ |
certificate of qualification |
| COR |
contracting officer
representative |
| COR |
contractor.s operations review |
| CORA |
coherent optical radar amplifier |
| CORE |
common operational research
equipment |
| COS |
carry-on oxygen system |
| COS |
checkout station |
| COS |
console operating system |
| COSATI |
Committee on Scientific and
Technical Information |
| COSI |
closeout system installation |
| COSM |
checkout servicing and
maintenance |
| COSMIC |
Computer Software Management and
Information Center |
| COSPAC |
cost/schedule planning and
control |
| COSTA |
cost accounting (code) |
| COT |
critical optical technology |
| COTR |
contracting officer's technical
representative |
| COTS |
commercial off the shelf |
| COV |
cutoff value |
| CP |
candlepower |
| CP |
computer program |
| CP |
console processor |
| CP |
control panel |
| CP |
control point |
| CP |
coordinated procurement |
| CP |
Cargo Projects Office (KSC) |
| CP |
center of pressure |
| CP |
checkpoint |
| CP |
chemically pure |
| CP |
circular pitch |
| CP |
cold plate |
| CP |
cold-punched |
| CP |
communication processor |
| CPA |
change proposal analyst |
| CPA |
contingency planning aid |
| CPA |
critical path analysis |
| CPAF |
cost plus award fee |
| CPAR |
controlled parts approval |
| CPC |
Cargo Processing Contract
(contractor) |
| CPC |
central planning center |
| CPC |
characteristic properties code |
| CPC |
computer program component |
| CPC |
control pressure conditioner |
| CPCB |
Crew Procedures Control Board |
| CPCEI |
computer program contract end
item |
| CPCI |
computer program change
instruction |
| CPCI |
computer program configuration
item |
| CPCR |
computer program change request |
| CPCR |
crew procedure change request
(Form 482) |
| CPD |
Crew Procedures Division |
| CPD |
crew passive dosimeter |
| CPDDS |
computer program detail design
specification |
| CPDP |
computer program development
plan |
| CPDP |
computer program development
program |
| CPDR |
contractor's preliminary design
review |
| CPDS |
computer program design
specification |
| CPDS |
computer program detailed
specification |
| CPDS |
computer program development
specification |
| CPDS |
crew procedures documentation
system |
| CPE |
chief program engineer |
| CPE |
chief project engineer |
| CPEI |
computer program end item |
| CPES |
crew procedures evaluator
simulator |
| CPF |
cargo processing facility |
| CPF |
central processing facility |
| CPF |
controller, power, forward |
| CPF |
cost per flight |
| CPFF |
cost plus fixed fee |
| CPFF/IF |
cost plus fixed fee/incentive
fee |
| CPG |
Change Planning Group |
| CPG |
coarse-pointing gimbal |
| CPI |
consumer price index |
| CPI |
crosspointer indicator |
| CPIC |
Computer Program Integration
Contract (contractor) |
| CPIF |
cost plus incentive fee |
| CPIF/AF |
cost plus incentive fee/award
fee |
| CPM |
cargo propulsion module |
| CPM |
cell performance monitor |
| CPM |
change proposal manager |
| CPM |
computer program module |
| CPM |
cost and performance measurement |
| CPM |
critical path method |
| cpm |
cycles per minute |
| CPMP |
crew procedures management plan |
| CPMP |
crew products management plan |
| CPO |
Central Planning Office (MSFC) |
| CP-PCO |
Cargo Projects Program Control
Office |
| CPPS |
computer program product
specification |
| CPR |
cost performance report |
| CPR |
critical problem report |
| CPS |
coarse pointing system |
| CPS |
critical path schedule |
| cps |
cycles per second |
| CPSD |
cross-power spectral density |
| CPSE |
common payload support equipment |
| CPSR |
contractor's procurement system
review |
| CPSS |
cold plate support structure |
| CPSS |
critical phase system software |
| CPT |
cargo processing technician |
| CPT |
computer program tape |
| CPTA |
core propulsion test article |
| CPU |
central processing unit |
| CPU |
command processor unit |
| CPU |
computer printer unit |
| CPU |
computer processing unit |
| CPV |
common pressure vessel |
| CQDR |
critical qualification design
review |
| CQIM |
configuration and quality
information management |
| CR |
card reader |
| CR |
contractor's response |
| CR |
control room |
| CR |
customer's request |
| CR |
cathode ray |
| CR |
certification request |
| CR |
certification requirement |
| CR |
change record |
| CR |
change request |
| CR |
cold-rolled |
| CR |
communication and radar |
| CR |
configuration review |
| CRALT |
CNES radar altimeter |
| CRAS |
cost reduction alternative study |
| CRB |
Change Review Board |
| CRB |
Concept Review Board |
| CRB |
Configuration Review Board |
| CRB |
Correspondence Review Board |
| CRC |
contractor-recommended code |
| CRC |
cost reduction curve |
| CRC |
cyclic redundancy check |
| CRD |
change request disposition |
| CRD |
cost reporting document |
| CRDP |
certification review data
package |
| CRDP |
computer resource development
plan |
| CRERS |
crew rescue and equipment
retrieval system |
| CRES |
corrosion resistance steel |
| C-RFE |
C-band RF electronics |
| CRG |
Change Review Group |
| CRG |
Correspondence Review Group |
| CRI |
certification requirements index |
| CRIS |
calibration recall and
information system |
| CRIS |
connector removal and
installation sheet |
| CRISD |
computer resource integration
support document |
| CRISD |
computer resources integrated
support document |
| CRISP |
computer resources integrated
support plan |
| CRN |
cable routing notation |
| CRN |
change review notice |
| CRN |
contract revision number |
| CRO |
cathode-ray oscilloscope |
| CRP |
configuration requirements
processing |
| CRPL |
Cosmic Ray Physics Laboratory |
| CRR |
cargo compatibility review |
| CRR |
cargo readiness review |
| CRR |
computer run report |
| CRR |
critical requirements review |
| CRRES |
combined release and radiation
effects satellite |
| CRS |
cold-rolled steel |
| CRS |
computer resources support |
| CRS |
Congressional Research Service |
| CRS |
crew rescue system |
| CRSI |
ceramic reusable surface
insulation |
| CRT |
cathode-ray tube |
| CRT |
computer response time |
| CRTU |
cryogenic radiator test unit |
| CRW |
control read/write |
| CS |
carbon steel |
| CS |
control segment |
| CS |
core segment |
| CS |
crew simulator |
| CS |
crew station |
| CS |
cross-strapping |
| CS |
current sensor |
| CS |
Spacelab Operations Directorate |
| CS |
cast steel |
| CS |
center section |
| CS |
change status |
| CS |
checkout station |
| CS |
common set |
| CS |
communications system
(subsystem) |
| CS |
consumables status |
| CS |
contractor share of variance
from target cost |
| CSA |
contract specification amendment |
| CSA |
contractor support area |
| CSA |
cyclic strain attenuator |
| CSAM |
crinkled, single aluminized
Mylar |
| CSAP |
Control System Analysis Program |
| CSAT |
combined systems acceptance test |
| CSB |
Change Schedule Board |
| CSB |
closely spaced basing |
| CSB |
complex support building |
| CSC |
Computer Sciences Corporation |
| CSC |
computer software component |
| CSC |
computer software configuration |
| CSC |
conical-shaped charge |
| CSC |
contingency support center
(CCAFS) |
| CSC |
cosecant computing amplifier |
| CSC |
cost, schedule, and control |
| CSCB |
contractor's summary cost
breakdown |
| CSCD |
control system command decoder |
| CSCI |
computer software configuration
item |
| CSCI |
configuration software computer
item |
| CSCS |
central security control system |
| CSCSAT |
commercial synchronous
communication satellite |
| CSD |
Chemical Systems Division |
| CSD |
computer system director |
| CSD |
contract start date |
| CSD |
control system development |
| CSD |
Crew Systems Division |
| CSDD |
Control Systems Development
Division (JSC) |
| CSDF |
central source data file |
| CSDL |
Charles Stark Draper Laboratory
(MIT) |
| CSDM |
Computer System Diagnostic
Manual |
| CSDT |
computer software data tape |
| CSE |
common support equipment |
| CSE |
communications systems engineer |
| CSE |
computer support equipment |
| CSE |
configuration switching
equipment |
| CSE |
cryostat servicing equipment |
| CSF |
central supply facility |
| CSF |
cost sensitivity factor |
| CSF |
crew storage facility |
| CSFT |
combined subsystem functional
test |
| CSG |
Concept Synthesis Group |
| CSI |
coelliptic sequence initiation |
| CSI |
control and structural integrity |
| CSI |
control servo input |
| CSI |
crew software interface |
| CSI |
customer source inspection |
| CSIR |
computer software integration
review |
| CSIR |
computer systems
(hardware/software) integration review |
| CSIR |
Council of Scientific and
Industrial Research |
| CSIT |
CAP system integration test |
| CSIU |
core segment interface unit |
| CSL |
command signal limiter |
| CSL |
computer status light |
| CSL |
critical sequence list |
| CSM |
Cargo System Manual |
| CSM |
command and service module |
| CSM |
command service module |
| CSM |
common support module |
| CSM |
computer status matrix |
| CSMA/CD/TS |
carrier sense multiple
access/collision dlot |
| CSMP |
continuous system modeling
program |
| CSMP |
control system modeling program |
| CSN |
customer source number |
| CSO |
closely spaced object |
| CSO |
Complex Safety Office |
| CSOC |
Consolidated Space Operations
Center |
| CSOC |
Consolidated Support Operations
Center |
| CSOM |
Computer System Operator's
Manual |
| CSOP |
crew systems operating procedure |
| CSP |
certified special processor |
| CSPF |
critical single-point failure |
| CSPL |
certified special processor list |
| CSPO |
Control Systems Procurement
Office |
| CSPU |
core segment processing unit |
| CSR |
certification status report |
| CSR |
check signal return |
| CSR |
check status register |
| CSR |
check status report |
| CSR |
contract status report |
| CSR |
cost, schedule, and risk |
| CSR |
crew station review |
| CSRP |
Computer and Software Review
Panel |
| CSS |
computer subsystem |
| CSS |
control stick steering |
| CSS |
core segment simulator |
| CSS |
crew safety system |
| CSSE |
control system simulation
equipment |
| CSSR |
cost, schedule status report |
| CST |
capsule systems test |
| CST |
central standard time |
| CST |
combined systems test |
| CST |
complex safety technician |
| CST |
contract supplemental tooling |
| CST |
crew software trainer |
| CST |
crew station trainer |
| CST |
crew systems trainer (one-g
trainer) |
| CSTA |
crew software training aid |
| CSTAR |
continuous stellar-tracking
attitude reference |
| CSTC |
Consolidated Space Test Center |
| CSTS |
cryogenic storage and transfer
system |
| CSTU |
combined systems test unit |
| CSU |
central switching unit |
| CT |
center tap |
| CT |
central time |
| CT |
compact tension |
| CT |
crawler-transporter |
| CT |
current transformer |
| CTA |
command and telemetry assembly |
| CTA |
controlled thrust assembly |
| CTC |
camera, timing, and control |
| CTC |
chief test conductor |
| CTCI |
contract technical compliance
inspection |
| CTCP |
configuration test change period |
| CTCS |
central thermal control system |
| CTDU |
cross-link transponder data unit |
| CTE |
central timing equipment |
| CTE |
coefficient of thermal expansion |
| CTF |
commit to flight |
| CTG |
Central Training Group |
| CTG |
commonality task group |
| CTI |
critical transportation item |
| CTIS |
crawler-transporter intercom
system |
| CTL |
Canoga Test Laboratory |
| CTL |
combat training launch |
| CTL |
Component Test Laboratory (NASA) |
| CTL |
controller tape location |
| CTL |
critical to launch |
| CTM |
contract technical manager |
| CTM |
crystalline transitional
material |
| CTN |
Canton Island |
| CTN |
certification test network |
| C-to-C |
computer-to-computer |
| CTP |
communications timing procedure |
| CTP |
cyclic time processor |
| CTPD |
Crew Training and Procedures
Division (JSC) |
| CTR |
certification test requirement |
| CTR |
certification test review |
| CTR |
contract technical
representative |
| CTRS |
component test requirements
specification |
| CTS |
Canadian technology satellite |
| CTS |
coordinate transformation system |
| CTS |
change tracking system |
| CTS |
command and telemetry subsystem |
| CTS |
communications and tracking
system |
| CTS |
communications technology
satellite |
| CTS |
computer test set |
| CTS |
computerized training system |
| CTS |
console test set |
| CTS |
contractor technical service |
| CTT |
command transfer tape |
| CTU |
central timing unit |
| CTU |
command and telemetry unit |
| CTU |
command telemetry unit |
| CTV |
compatibility test van |
| CU |
control unit |
| CU |
crystal unit |
| CUB |
Commonality Usage Board |
| CUC |
computer usage control |
| CUDS |
cumulative data statistics |
| CUE |
command uplink electronics |
| CUE |
command use equipment |
| CUE |
common usage equipment |
| CUE |
communication unit executor |
| CUF |
cross-utilization file |
| CUI |
common usage item |
| CUI |
common user interface |
| CUIL |
common usage item list |
| CUL |
common use list |
| CUP |
commonality usage proposal |
| CUT |
coordinated universal time |
| CV |
carrier vehicle |
| CV |
cryptovariable |
| CV |
Deployable Payloads Operation
(KSC CO directorate) |
| CV |
check valve |
| CV |
coefficient of variation |
| CV |
computer vision |
| CV |
Computervision |
| CV |
Computervision (computer-aided
design and drafting |
| CV |
configuration verification |
| CV |
conventional vehicle |
| CV |
core vehicle |
| CVA |
Convair Astronautics |
| CVAD |
converter voltage, ac to dc |
| CVAS |
configuration verification
accounting system |
| CVD |
chemical vapor deposition |
| CVDA |
converter voltage discrete, ac |
| CVE |
complete vehicle erector |
| CVF |
circular variable filter |
| CVI |
carbon vapor impregnation |
| CVI |
chemical vapor infiltration |
| CVI |
configuration verification
inspection |
| CVR |
change verification record |
| CVR |
configuration verification
review |
| CVRD |
converter variable resistance to
dc voltage |
| CVSD |
continuous variable slope data |
| CVT |
communications vector table |
| CVT |
concept verification testing |
| CW |
caution and warning |
| CW |
clockwise |
| CW |
command word |
| CW |
continuous wave |
| CW |
continuous waveform |
| CWA |
caution and warning annunciator |
| CWA |
clean work area |
| CWA |
controlled work area |
| CWBS |
contract work breakdown
structure |
| CWE |
caution and warning electronics |
| CWEA |
caution and warning electronic
assembly |
| CWEU |
caution and warning electronics
unit |
| CWFSP |
caution and warning/fire
suppression panel |
| CWG |
Commonality Working Group |
| CWG |
Communications Working Group |
| CWG |
constant-wear garment |
| CWLM |
caution and warning limit module |
| CWS |
caution and warning system |
| CWSU |
condensate water servicing unit |
| CWT |
code walk-through |
| CY |
calendar year |
| CYC |
cyclic mission-unique process |
| CYI |
Canary Islands |
| CZCS |
coastal zone color scanner |
| D |
density |
| D |
digital |
| D |
discrete |
| D |
drag |
| D&C |
displays and controls |
| D&CS |
displays and controls subsystem |
| D&D |
design and development |
| D&P |
development and production |
| D&P |
drain and purge |
| D&PA |
design and product assurance |
| D* |
normalized detectivity |
| D/A |
decoder activate |
| D/A |
digital to analog |
| D/C |
displays and controls |
| D/D |
digital-digital converter |
| D/L |
data link |
| D/L |
deorbit and landing |
| D/L |
downlink |
| D/L |
downlist |
| D/P |
data pack |
| D/S |
deploy/stow |
| D/S |
descent stage |
| D/VD |
data/voice data |
| DA |
data acquisition |
| DA |
drive assembly (solar array) |
| DA |
Department of the Army |
| DA |
deployed assembly |
| DA |
deployment assembly |
| DA |
dip angle |
| DA |
direct ascent |
| DA |
distribution assembly |
| DA |
double amplitude |
| DA |
drive actuator |
| DA&D |
data acquisition and
distribution |
| DA&E |
data analysis and evaluation |
| DAA |
designated approval authority |
| DAAT |
distributed architecture
analysis tool |
| DAB |
Defense Acquisition Board |
| DAB |
docking and berthing |
| DABM |
defense against ballistic
missiles |
| DABS |
discrete address beacon system |
| DAC |
data acquisition and control |
| DAC |
data acquisition camera |
| DAC |
days after contract |
| DAC |
digital-to-analog converter |
| DACB |
data acquisition control and
buffer |
| DACBU |
data acquisition and control
buffer unit |
| DACBU |
digital acquisition and control
buffer unit |
| DACP |
data acquisition and control
processor |
| DACP |
data acquisition control
processor |
| DACP |
data acquisition, control, and
processing |
| DACS |
data acquisition and control
system |
| DACS |
digital acquisition and control
system |
| DACT |
disposable absorption collection
trunk |
| DAD |
data acquisition and
distribution |
| DAD |
due at department |
| DADE |
data acquisition and
documentation equipment |
| DADS |
dual air density satellite |
| DAE |
data acquisition equipment |
| DAF |
data analysis facility |
| DAFT |
data acquisition frequency table |
| DAI |
deferred acceptance item |
| DAIS |
data avionics information system |
| DAL |
data accession list |
| DAL |
data acquisition list |
| DAL |
data-aided loop |
| DAM |
double-aluminized Mylar |
| DAMMPS |
damping and metal matrix for
precision structure |
| DANASAT |
direct-ascent nuclear ASAT |
| DAP |
data acquisition plan |
| DAP |
descent analysis program |
| DAP |
digital autopilot |
| DAPS |
decommutation and processing
system |
| DAR |
data-aided receiver |
| DAR |
defense acquisition regulation |
| DAR |
deviation approval request |
| DAR |
digital autopilot requirement |
| DAR |
drawing analysis record |
| DARCOM |
U.S. Army Material Development
and Readiness Command |
| DARPA |
Defense Advanced Research
Projects Agency |
| DARPA/LL |
DARPA Lincoln Laboratory |
| DART |
director and response tester |
| DARTS |
digital automated radar tracking
system |
| DAS |
data acquisition system |
| DAS |
data analysis station |
| DAS |
data automation system |
| DAS |
design, analysis, and simulation |
| DAS |
digital address system |
| DAS |
digital avionics system |
| DASA |
dual aerospace servoamplifier |
| DASD |
direct-access storage device |
| DAT |
direct-ascent threat |
| DAU |
data acquisition unit |
| DAU |
digital adapter unit |
| DAV |
data available |
| DAVL |
data available low |
| DAZE |
different-alpha zero-strain E |
| DB |
data base |
| DB |
data buffer |
| DB |
data bus |
| DB |
dead band |
| DB |
design baseline |
| DB |
Disposition Board |
| DB |
distribution box |
| DB |
double-biased |
| DB |
dry bulb |
| dB |
decibel |
| DBA |
data base administrator |
| DBC |
data buffer coupler |
| DBC |
data bus control |
| DBC |
data bus coupler |
| DBC |
diameter bolt circle |
| DBCI |
DB with respect to a circular
polarized antenna |
| DBCR |
data base change request |
| DBD |
dead band |
| DBDD |
data base design document |
| DBE |
data bus element |
| DBFN |
data bus file number |
| DBG |
data bus group |
| DBGMP |
data bus generation and
maintenance package |
| DBI |
data base interface |
| DBIA |
data bus interface adapter |
| DBIA |
data bus isolation amplifier |
| DBIU |
data bus interface unit |
| DBM |
data base management |
| dBm |
decibel-milliwatt (reference) |
| DBMS |
data base management software |
| DBMS |
data base management system |
| DBN |
data bus network |
| DBP |
design baseline program |
| DBRN |
data bank release notice |
| DBS |
data base system |
| DBS |
data bus simulator |
| DBUR |
data bank update request |
| DBW |
data bus wire |
| DBW |
differential ballistic wind |
| dBW |
decibel-watt (reference) |
| DC |
data control |
| DC |
data coordinator |
| DC |
design change |
| DC |
display and control |
| DC |
display coupler |
| DC |
double contact |
| dc |
direct current |
| DC&I |
documentation, control, and
integration |
| DCA |
Defense Communication Agency |
| DCA |
design change authorization |
| DCA |
digital command assembly |
| DCA |
distribution control assembly |
| DCAA |
Defense Contract Audit Agency |
| DCAR |
Design Corrective Action Report |
| DCARS |
data collection and reduction
system |
| DCAS |
data collection and analysis
system |
| DCAS |
Defense Contract Administration
Services |
| DCASMA |
Defense Contract Administration
Services Management Area |
| DCASR |
Defense Contract Administration
Services Region |
| DCASR-LA |
Defense Contract Administration
Services Region, Los Angeles |
| DCB |
Data Control Board |
| DCB |
Design Control Board |
| DCB |
drawing configuration baseline |
| DCC |
data computation complex (JSC) |
| DCC |
document control center |
| DCCU |
decommutator conditioning unit |
| DCCU |
digital cluster control unit |
| DCCU |
digital communication and
control unit |
| DCD |
design control document |
| DCD |
dual command decoder |
| DCDS |
distributed computing design
system |
| DCE |
data and control electronics |
| DCE |
deployable cargo element |
| DCEA |
digital control electronics
assembly |
| DCEP |
data collection and evaluation
plan |
| DCF |
data control facility |
| DCIB |
data communication input buffer |
| DCIU |
digital control and interface
unit |
| DCL |
document change list |
| DCM |
data and configuration
management |
| DCM |
data and control management |
| DCM |
DECOM control memory |
| DCM |
decommutator control memory |
| DCM |
direction cosine matrix |
| DCM |
display and control module |
| DCMB |
Development Configuration
Management Board |
| DCN |
data change notice |
| DCN |
design change notice |
| DCN |
discontinued component notice |
| DCN |
document change notice |
| DCN |
drawing change notice |
| DCNP |
document change notice proposal |
| DCO |
detailed checkout |
| DCOP |
detailed checkout procedure |
| DCOP |
displays, controls, and
operation procedure |
| DCOS |
data communication output
selector |
| DCP |
data collection platform |
| DCP |
data collection program |
| DCP |
depot condemnation percent |
| DCP |
development concept paper |
| DCP |
development cost plan |
| DCP |
display control program |
| DCPEI |
DEU control program end item |
| DCPEI |
display control program end item |
| DCR |
data change request |
| DCR |
document change review |
| DCR |
DC responsivity |
| DCR |
design certification review |
| DCR |
design change record |
| DCR |
design change request |
| DCR |
design concern report |
| DCR |
disposition of contract request |
| DCR |
document change record |
| DCR |
document change request |
| DCRR |
design change requirement record |
| DCS |
data collection system |
| DCS |
digital command system
(subsystem) |
| DCS |
display and control system |
| DCS |
document control system |
| DCS |
dual checkout station |
| DCS |
data communication system |
| DCS |
data conditioning system |
| DCS |
data control system |
| DCS |
data conversion system |
| DCS |
design communication system |
| DCS |
design control specification |
| DCS |
design criteria specification |
| DCS |
detailed checkout specification |
| DCSP |
digital control signal processor |
| DCSU |
digital computer switching unit |
| DCU |
digital computer unit |
| DCU |
display and control unit |
| DD |
data dictionary |
| DD |
NSTS OPS deputy director of NSTS
Operations |
| DD |
data display |
| DD |
decoder driver |
| DD |
dedicated display |
| DD |
deep-drawn |
| DD |
deputy director |
| DD |
directives documentation |
| DD |
document director |
| DD |
Mechanical and Facilities
Engineering (DE Directorate) |
| DD&CS |
dedicated display and control
subsystem |
| DD&R |
data display and review |
| DD&RR |
Data Display and Review Room |
| DD&T |
design, development, and test |
| DD/HH:MM:SS |
day/hour:minute:second |
| DDA |
data distribution assembly |
| DDA |
digital differential analyzer |
| DDAS |
digital data acquisition system |
| DDC |
data distribution center |
| DDC |
Defense Documentation Center |
| DDC |
dual diversity comparator |
| DDD |
data definition document |
| DDD |
display decoder drive |
| DDDL |
digital data downlink |
| DDDS |
digital data distribution system |
| DDDU |
display decoder driver unit |
| DDES |
data display expert system |
| DDHA |
digital data-handling assembly |
| DDI |
discrete data input |
| DDI |
discrete digital input |
| DDL |
data base definition language |
| DDL |
data downlink |
| DDL |
display description language |
| DDL |
distributed design language |
| DDM |
data display module |
| DDM |
data display monitoring |
| DDM |
discrete data management |
| DDM |
distributed data manager |
| DDM |
distributed design methodology |
| DDMS |
DOD manager for Space Shuttle
support |
| DDN |
defense data network |
| DDO |
discrete data output |
| DDO |
discrete digital output |
| DDP |
data distribution panel |
| DDP |
data distribution plan |
| DDP |
design data package |
| DDP |
design development plan |
| DDP |
digital data processing |
| DDPC |
digital data processing center |
| DDPC |
digital data processing complex |
| DDPF |
dedicated display processing
function |
| DDPS |
digital data processing system |
| DDR |
Data Display Room |
| DDR |
data display and review |
| DDR |
design development record |
| DDR |
detail design review |
| DDS |
data display system |
| DDS |
descent design system |
| DDS |
detailed design specification |
| DDS |
documentation distribution
system |
| DDT&E |
design, development, test, and
engineering |
| DDT&E |
design, development, test, and
evaluation |
| DDTF |
dynamic docking test facility |
| DDTS |
dynamic docking test system |
| DDU |
data display unit |
| DDU |
decommutator distribution unit |
| DDU |
digital display unit |
| DDU |
display driver unit |
| DE |
Design Engineering (KSC
directorate) |
| DE |
display electronics |
| DE |
Doppler extractor |
| DE |
double end |
| DEA |
deployed electronics assembly |
| DEA |
digital electronics assembly |
| DEA |
display electronics assembly |
| DEC |
Digital Equipment Corporation |
| DECA |
display/AGAP electronic control
assembly |
| DECL |
deliverable equipment checklist |
| DECL |
Direct Energy Conversion
Laboratory (JSC) |
| DECNET |
Digital Equipment Corporation
network |
| DECU |
data exchange control unit |
| DEDA |
data entry and display assembly |
| DEE |
digital events evaluator |
| DEF |
development and evaluation
facility |
| DEI |
Data Engineering, Incorporated |
| DEI |
deliverable end item |
| DEI |
design engineering
identification |
| DEI |
design engineering inspection |
| DEI |
design, engineering, and
integration |
| DEIS |
design engineering inspection
simulation |
| DEIS |
design evaluation and inspection
simulator |
| DEL |
deorbit, entry, and landing |
| DELNI |
digital Ethernet local network
interconnect |
| DELOG |
design engineering logistics |
| DELTA |
detailed labor and time analysis |
| DEMP |
direct EMP |
| DEMUX |
demultiplexer |
| DEOSS |
demonstration of electro-optical
surveillance sensor |
| DEP |
dedicated experienced processor |
| DEP |
deflection error probable |
| DEP |
display electronics package |
| DER |
drawing error report |
| DES |
data exchange system |
| DESHE |
distributed expert system
hosting environment |
| DESPOT |
design performance optimization |
| DET |
digital event timer |
| DET |
direct energy transfer |
| DETA |
diethylene triamine |
| DETEC |
defensive technology evaluation
code |
| DETIR |
Defensive Technology Information
Repository |
| DEU |
digital electronics unit |
| DEU |
display electronics unit |
| DEU-KYBD |
display electronics unit
equivalent inputs |
| DEW |
directed-energy weapon |
| DEW |
distant early warning |
| DF |
development flight |
| DF |
development forward |
| DF |
direct flight |
| DF |
direction finder |
| DF |
disassembly facility |
| DF |
double feeder |
| DF |
drawing file |
| DF |
drop forge |
| DF |
Project Management (KSC DE
directorate) |
| DF/CMB |
data formatter and command
monitor bus |
| DFCS |
digital flight control software |
| DFCS |
digital flight control system |
| DFD |
data flow diagram |
| DFE |
data flow engineer |
| DFE |
direction-finding equipment |
| DFE |
distributed framework executive |
| DFG |
diode function generator |
| DFG |
display format generator |
| DFI |
development flight
instrumentation |
| DFI |
development flight integration |
| DFIS |
DFI subsystem |
| DFL |
decommutator format load |
| DFRF |
Dryden Flight Research Facility |
| DFS |
directional finding system |
| DFS |
dynamic flight simulator |
| DF-SPE-A |
Shuttle Project Engineering
Office |
| DFT |
design for testability |
| DG |
Data General |
| DG |
data group |
| DG |
data good |
| DG |
display generator |
| DG |
double groove |
| DGU |
digital graphics unit |
| DGU |
display generator unit |
| DGZ |
desired ground zero |
| DH |
decision height |
| DHA |
design hazards analysis |
| DHE |
data handling equipment |
| DHP |
developed horsepower |
| DHS |
discrete horizon sensor |
| DI |
data integrator |
| DI |
desk instruction |
| DI |
discrete input |
| DI |
driving issue |
| DIA |
Defense Intelligence Agency |
| DID |
data item description |
| DID |
defense in depth |
| DIDS |
defense integrated data system |
| DIDSIM |
defense-in-depth simulation |
| DIDTHT |
defense-in-depth threat |
| DIEU |
digital interface electronics
unit |
| DIGIKON |
digital control analysis
software |
| DIH |
discrete input high |
| DII |
defense industry initiative |
| DIL |
deliverable items list |
| DIL |
discrete input low |
| DILSA |
distributed integrated logistics
support analysis |
| DIM |
design impact meeting |
| DIM |
Design Information Manual |
| DIM |
Design Interface Meeting |
| DINS |
defense inertial navigation
system |
| DIP |
data integrated plan |
| DIP |
designated inspection point |
| DIP |
detailed integration plan |
| DIP |
display input processor |
| DIP |
display interface processor |
| DIPEC |
Defense Industrial Plant
Equipment Center |
| DIPL |
display initial program load |
| DIPS |
dynamic isotope power system |
| DIR |
document information record |
| DIS |
Defense Investigative Service |
| DIS |
defense industrial security |
| DIS |
documentation index system |
| DISCO |
Defense Industrial Security
Clearance Office |
| DISP |
dispersive spectrometer |
| DIT |
data ID table |
| DIT |
display index table |
| DIT |
dynamic integrated test |
| DITMCO |
Drive-In Theater Manufacturing
Company's wire harness insulation analyzer |
| DITMO |
development, integration, test,
and mission operations |
| DIU |
data interface unit |
| DIU |
digital interface unit |
| DK |
display keyboard |
| DKC |
design knowledge capture |
| DL |
developed length |
| DL |
development left |
| DL |
downlink |
| DL |
drawing list |
| DL |
Electronics Engineering (KSC DE
directorate) |
| DLAT |
destructive lot acceptance
testing |
| DLC |
delay line control |
| DLC |
direct lift control |
| DLH |
direct labor hour |
| DLO |
director of launch operations |
| DLSC |
Defense Logistics Service Center |
| DLSM |
data link summary message |
| DLTR |
data link terminal repeater |
| DLTR |
data link transmission repeater |
| DM |
data management |
| DM |
docking mechanism |
| DM |
docking module |
| DM |
data manager |
| DM |
data manual |
| DM |
deformable mirror |
| DM |
delta modulation |
| DM |
design manual |
| DM |
design margin |
| DM |
detached module |
| DM |
development motor |
| DMA |
data management administrator |
| DMA |
data management assembly |
| DMA |
Defense Mapping Agency |
| DMA |
direct memory access |
| DMA |
drive motor assembly |
| DMC |
data management computer |
| DMC |
direct maintenance cost |
| DMCF |
deservicing, maintenance, and
checkout facility |
| DMCM |
double-density modular core
memory |
| DME |
distance measuring equipment |
| DME |
dynamic mission equipment |
| DMES |
dimethylethoxys |
| DMF |
depot maintenance facility |
| DMG |
Data Management Group |
| DMICB |
Daily Mission Integration
Control Board |
| DMIS |
data management information
system |
| DML |
developmental instrumentation,
MDM left |
| DMM |
developmental instrumentation,
MDM mid |
| DMMH |
direct maintenance man-hours |
| DMON |
discrete monitoring |
| DMOS |
diffusive mixing of organic
systems |
| DMP |
data management processor |
| DMP |
data merger processor |
| DMP |
DEU message processor |
| DMPI |
desired mean point of impact |
| DMR |
developmental instrumentation,
MDM right |
| DMS |
data base management system |
| DMS |
data management system
(subsystem) |
| DMS |
deliverables management system |
| DMS |
design management system |
| DMS |
docking mechanism subsystem |
| DMS |
docking module system
(subsystem) |
| DMS |
DRD management system |
| DMS |
DRL management system |
| DMS |
dynamic motion simulator |
| DMSIF |
DMS Integration Facility |
| DMSP |
Defense Meteorological Satellite
Program |
| DMSS |
data management system simulator
(CVT) |
| DMSS |
defense meteorological satellite
system |
| DMSSIM |
DMS simulation |
| DN |
Department of the Navy |
| DN |
discrepancy notice |
| DNA |
Defense Nuclear Agency |
| DNA |
does not apply |
| DNC |
direct numerical control |
| DNO |
descending-node orbit |
| DNS |
departure nuclear stage |
| DO |
discrete output |
| DOA |
Department of Agriculture |
| DOAMS |
distant-object
attitude-measuring system |
| DOC |
Department of Commerce |
| DOC |
direct operating cost |
| DOC |
drift-orbit correction |
| DOD |
Department of Defense |
| DOD |
depth of discharge |
| DODI |
DOD instruction |
| DODISS |
Department of Defense Index of
Specifications and Standards |
| DOD-STP |
Department of Defense standard
satellite |
| DOE |
Department of Energy |
| DOF |
degree of freedom |
| DOF |
direction of flight |
| DOH |
discrete output high |
| DOI |
descent orbit insertion |
| DOI |
direct orbit insertion |
| DOL |
day of launch |
| DOL |
Department of Labor |
| DOL |
discrete output low |
| DOM |
development operations manager |
| DOMSAT |
domestic satellite |
| DOP |
detailed operating procedure |
| DORIS |
determination of orbit radio
positioning integrated from Shuttle (French-supplied dual-frequency receiver) |
| DOS |
digital operation system |
| DOS |
disk operating system |
| DOT |
data output tape |
| DOT |
Department of Transportation |
| DOT |
deployment operations team |
| DOT/CIAP |
DOT climatic impact assessment
program |
| DOVAP |
Doppler velocity and position |
| DOY |
day of year |
| DP |
dash pot |
| DP |
diametral pitch |
| DP |
differential pressure |
| DP |
double pole |
| DP |
data processing |
| DP |
data processor |
| DP |
data product |
| DP |
deflection plate |
| DP |
delayed procurement |
| DP |
design proof |
| DP |
development phase |
| DP |
dew point |
| DP&S |
data processing and software |
| DP&SS |
data processing and software
subsystem |
| DP/DT |
delta pressure/delta time |
| DPA |
data processing assembly |
| DPA |
destructive physical analysis |
| DPA |
division planning authorization |
| DPAS |
defense priorities and
allocation system |
| DPC |
data processing center |
| DPCL |
dedicated payload communication
link |
| DPCS |
distributed process construction
system |
| DPD |
data procurement document |
| DPDM |
differential pulse-duration
modulation |
| DPDO |
Defense Property Disposal Office |
| DPDS |
distributed processing design
system |
| DPDT |
double pole, double throw |
| DPG |
dual-purpose gyro |
| DPI |
detail program interrelationship |
| DPM |
deputy program manager |
| DPP |
deployment/pointing panel |
| DPR |
definition phase review |
| DPRS |
docking probe retraction system |
| DPS |
data processing and software |
| DPS |
data processing system
(subsystem) |
| DPS |
Department of Defense project
specification |
| DPS |
descent propulsion system |
| DPS |
digital processing system |
| DPSD |
Data Processing Systems Division |
| DPSK |
differential phase shift keying |
| DPSS |
data processing and software
subsystem |
| DPSS |
data processing software system |
| DPST |
double pole, single throw |
| DPT |
design proof test |
| DPU |
data processing unit |
| DPU |
digital processing unit |
| DQPSK |
differential quaternary phase
shift keying |
| DR |
data register |
| DR |
disposition report |
| DR |
data requester |
| DR |
data requirement |
| DR |
dead reckoning |
| DR |
design review |
| DR |
development right |
| DR |
discrepancy report |
| DR |
dispatch reliability |
| DR |
disposition record |
| DR&A |
data requirements and analysis |
| DR/MR |
discrepancy report/material
review |
| DRA |
document release authorization |
| DRAM |
dynamic random access memory |
| DRAT |
data requirements analysis tool |
| DRB |
Design Review Board |
| DRB |
design requirements baseline |
| DRC |
data reduction center |
| DRC |
discrete rate command |
| DRD |
data requirements description |
| DRD |
data requirements document |
| DRD |
design requirements document |
| DRD |
detailed requirements document |
| DRD |
document requirement description |
| DRF |
data request form |
| DRF |
digital radio frequency |
| DRG |
digital ranging generator |
| DRI |
data rate indicator |
| DRK |
display request keyboard |
| DRL |
data requirements list |
| DRL |
document requirements list |
| DRL |
double-rack laboratory |
| DRM |
data records management |
| DRM |
Design Reference Mission |
| DRM |
Design Requirements Manual |
| DRM |
Drafting Room Manual |
| DRM |
Drawing Requirements Manual |
| DRMR |
disposition report on MR |
| DRO |
destructive readout |
| DRO |
document release order |
| DRR |
data recorder or reproducer |
| DRR |
design requirements review |
| DRRD |
design requirements review
disposition |
| DRS |
data recording system |
| DRS |
data relay satellite |
| DRS |
data relay station |
| DRS |
digital range safety |
| DRS |
discrepancy report squawk |
| DRS |
donning and recharge system |
| DRS |
dynamic restringing |
| DRSCS |
digital range safety command
system |
| DRSS |
data relay satellite system |
| DRSS |
discrepancy report squawk sheet |
| DRT |
deployment readiness test |
| DRT |
design reference trajectory |
| DRUC |
disposition record
unsatisfactory condition |
| DS |
data storage |
| DS |
design sheet |
| DS |
docking system |
| DS&R |
data storage and retrieval |
| DS3 |
deep-space surveillance system |
| DSA |
Defense Supply Agency |
| DSA |
demonstration structural article |
| DSAD |
Data Systems and Analysis
Directorate (JSC) |
| DSARC |
Defense System Acquisition
Review Committee |
| DSARC |
Defense Systems Acquisition
Review Council |
| DSAT |
defensive satellite |
| DSB |
document status bulletin |
| DSB |
double side-band |
| DSC |
data separator card |
| DSC |
dedicated signal conditioner |
| DSC |
differential scanning
calorimeter |
| DSCIM |
display system computer input
multiplexer |
| DSCN |
design and simulator computation
network |
| DSCS |
defense satellite communications
system |
| DSCS |
defense support communication
satellite |
| DSCU |
digital computer switching unit |
| DSD |
defensive shields demonstration |
| DSDU |
data storage distribution unit |
| DSE |
data storage encoder |
| DSE |
data storage equipment |
| DSE |
development support equipment |
| DSEA |
data storage electronics
assembly |
| DSFT |
distributed system fault
tolerance |
| DSI |
distributed system integration |
| DSIF |
Deep-Space Instrumentation
Facility |
| DSIFE |
DSIF equipment |
| DSIS |
defense satellite information
system |
| DSKY |
display keyboard |
| DSL |
design specification list |
| DSM |
data system(s) modernization |
| DSN |
data steering network |
| DSN |
deep-space network |
| DSN |
digital switching network |
| DSN |
diminishing source notice |
| DSO |
design secondary objective |
| DSO |
detailed secondary objective |
| DSO |
detailed supplementary objective |
| DSP |
defense support program |
| DSP |
digital signal processing |
| DSPM |
designated subsystem project
manager |
| DSR |
data storage and retrieval |
| DS-RPIE |
direct support real property
installed equipment |
| DSS |
data support system |
| DSS |
DCDS support system |
| DSS |
decision support system |
| DSS |
deep-space station |
| DSS |
deliverable survival shelter |
| DSS |
department summary schedule |
| DSS |
documentation support services |
| DSSM |
dedicated solar sortie mission |
| DST |
defense suppression threat |
| DST |
dimensional special tooling |
| DSTF |
Delta Spin Test Facility |
| DT |
delayed time |
| DT |
double throw |
| DT |
drop tank |
| DT&E |
development, test, and
evaluation |
| DT&O |
data, test, and operation |
| DTA |
daisy testability analyzer |
| DTA |
development test article |
| DTA |
differential thermal analyzer |
| DTC |
design to cost |
| DTCS |
digital test command system |
| DTCW |
data transfer command word |
| DTE |
data transmission equipment |
| DTE |
deliverable test equipment |
| DTE |
digital television equipment |
| DTF |
Development Test Facility (Ford
Aerospace) |
| DTI |
development test instrumentation |
| DTIC |
Defense Technical Information
Center |
| DTLCC |
design to life cycle cost |
| DTMO |
development, test, and mission
operations |
| DTMS |
development, test, and mission
support |
| DTMS |
digital test measurement system |
| DTMS |
digital test monitor system |
| DTO |
design test objective |
| DTO |
detailed test objective |
| DTP |
detailed test plan |
| DTP |
detailed test procedure |
| DTP |
development test plan |
| DTRD |
development test requirements
document |
| DTS |
data transfer system |
| DTS |
data transmission system |
| DTS |
Defense Technology Study |
| DTS |
Defensive Technologies Study |
| DTS |
development test sensor |
| DTSL |
Data Transfer Systems Laboratory |
| DTST |
Defense Technology Study Team |
| DTST |
Defensive Technologies Study
Team |
| DTT |
design test tool |
| DTU |
development test unit |
| DTV |
developmental test vehicle |
| DTV&I |
development, test, verification,
and integration |
| DTVC |
data transmission and
verification converter |
| DTVC |
digital transmission and
verification converter |
| DU |
display unit |
| DUA |
digital uplink assembly |
| DUC |
digital uplink command |
| DUC |
display use chain |
| DUNS |
Data Universal Numbering System |
| DV |
designated verification |
| DV |
designee for verification |
| DVD |
delta velocity display |
| DVE |
design verification experiment |
| DVM |
digital voltmeter |
| DVO |
delta velocity on/off |
| DVS |
delta velocity system |
| DVS |
design verification
specification |
| DVS |
digital voice system |
| DVT |
design verification testing |
| DVU |
delta velocity ullage |
| DW |
data word |
| DW |
developed width |
| DW |
distilled water |
| DW |
double weight |
| DWI |
data word in |
| DWS |
disaster warning satellite |
| DWT |
dog wags tail |
| DYB |
dynamic braking |
| E |
elastic modulus |
| E |
elevation angle |
| E&D |
engineering and development |
| E&D |
evaluation and development |
| E&DSG |
Electro-Optical and Data Systems
Group |
| E&L |
engineering and lab |
| E&M |
electrical and mechanical |
| E&O |
engineering and operations |
| E/B |
equipment bay |
| E/C |
encoder coupler |
| E/D |
edge distance |
| E/L |
entry/landing |
| E/M |
engineering model |
| E/M |
escape motor |
| E/O |
engineering/operations |
| E/OCM |
electromagnetic/optical
countermeasure |
| E/P |
electron/proton |
| E/W |
energy-to-weight ratio |
| EA |
electronics assembly |
| EA |
elevation angle |
| EAC |
early analysis capability |
| EAC |
employee action circle |
| EAC |
energy-absorbing capacity |
| EAC |
estimate at completion |
| EAC |
experiment apparatus container |
| EAC |
experimental apparatus canister |
| EACE |
early analysis capability
enhanced |
| EAD |
electrically alterable device |
| EADI |
electronic attitude director
indicator |
| EADS |
engineering analysis and data
systems |
| EADT |
experiment agency data tape |
| EAF |
engineering analysis facility |
| EAF |
engineering analysis function |
| EAFB |
Edwards Air Force Base |
| EAFB |
Eglin Air Force Base |
| EAFB |
Ellington Air Force Base |
| EAI |
Electronics Associates,
Incorporated |
| EAL |
equipment airlock |
| EAM |
electrical accounting machine |
| EAM |
emergency action message |
| EAP |
Employee Assistance Program |
| EAR |
engineering action request |
| EAR |
engineering analysis report |
| EAR |
environmental analysis report |
| EAROM |
electrically alterable read-only
memory |
| EAS |
engine actuation system |
| EAS |
equivalent airspeed |
| EASE |
electric automatic support
equipment |
| EASE |
expert activity scheduling
environment |
| EAT |
environmental acceptance test |
| EATR |
extravehicular assist
teleoperator robot |
| EB |
electronic beam |
| EB |
emergency box |
| EB |
equipment bay |
| EB |
expendable booster |
| EBC |
emulated buffer computer |
| EBCDC |
extended binary-coded decimal |
| EBD |
eyeballs down (+GZ) |
| EBI |
eyeballs in (+GX) |
| EBL |
eyeballs left (+GY) |
| EBO |
eyeballs out (-GX) |
| EBR |
eyeballs right (-GY) |
| EBS |
emergency breathing subsystem |
| EBU |
eyeballs up (-GZ) |
| EBW |
exploding bridge wire |
| EC |
elastic center |
| EC |
events coupler |
| EC |
experiment computer |
| EC |
element contractor |
| EC |
enabling command |
| EC |
engine control |
| EC |
engine cutoff |
| EC |
engineering change |
| EC |
equipment change |
| EC |
essentiality code |
| EC |
events controller |
| ECA |
electronic computer assembly |
| ECA |
electronic control assembly |
| ECA |
engine control assembly |
| ECA |
engineering change analysis |
| ECA |
epoxy curing agent |
| ECAS |
experiment computer application
software |
| ECB |
Engineering Change Board |
| ECB |
event control block |
| ECB |
event controlled block |
| ECB |
events control buffer |
| ECC |
engineering change control |
| ECC |
engineering critical component |
| ECCAP |
electromagnetic compatibility
circuit analysis program |
| ECCAP |
electromagnetic compatibility
computerized analysis |
| ECCAP |
electromagnetic compatibility
computer analysis proposal |
| ECCB |
Engineering Change Control Board |
| ECCCS |
emergency command control
communications system |
| ECCM |
electronic
counter-countermeasure |
| ECCP |
experiment configuration control
panel |
| ECD |
engineering control drawing |
| ECD |
entry corridor display |
| ECD |
estimate at completion change
document |
| ECD |
estimated completion date |
| ECDU |
electronic coupling display unit |
| ECF |
equivalency capability file |
| ECG |
electrocardiogram |
| ECG |
electrocardiograph |
| ECG |
electrocardiography |
| ECG |
electroepitaxial crystal growth |
| ECI |
Earth-centered inertia |
| ECI |
employment cost index |
| ECK |
emergency communication key |
| ECL |
electronic circuit logic |
| ECL |
emitter coupled logic |
| ECLS |
environmental control and life
support |
| ECLSS |
environmental control and life
support system |
| ECM |
electromagnetic countermeasure |
| ECM |
electronic countermeasure |
| ECM |
engineering change management |
| ECM |
error correcting memory |
| ECN |
engineering change notice |
| ECO |
electron-coupled oscillator |
| ECO |
engine combustion |
| ECO |
engine cutoff |
| ECO |
engineering change order |
| ECOS |
experiment computer operating
system |
| ECP |
engineering change proposal |
| ECP |
engineering control program |
| ECP |
explicitly coded program |
| ECR |
engineering change request |
| ECR |
equipment change record |
| ECR |
experiment change record |
| ECR |
experiment concept review |
| ECRA |
engineering change request
authorization |
| ECRC |
Engineering Contract
Requirements Committee |
| ECRV |
exponentially corrected random
variable |
| ECS |
effective cross section |
| ECS |
electrical control station |
| ECS |
engine control system |
| ECS |
environmental control system |
| ECSS |
extendable computer system
simulator |
| ECT |
experiment command tape |
| ECU |
electrical control unit |
| ECU |
electrical conversion unit |
| ECU |
electronic coupling unit |
| ECU |
engine control unit |
| ECU |
environmental control unit |
| ECU |
extreme closeup |
| ED |
edge distance |
| ED |
Engineering Directorate |
| ED |
Engineering Division |
| ED |
engineering directive |
| ED |
explosive device |
| EDA |
electronic display assembly |
| EDA |
elevation drive assembly |
| EDAC |
error detection and correction |
| EDB |
environmental data book |
| EDC |
Engineering Data Center |
| EDC |
engineering design change |
| EDCAS |
equipment designer's cost
analysis system |
| EDCC |
Engineering Drawing Control
Center |
| EDCP |
engineering design change
proposal |
| EDCS |
electrical distribution and
control system |
| EDDF |
error detection and decision
feedback |
| EDDR |
electron dipole-dipole reservoir |
| EDF |
engineering data file |
| EDI |
electronic data interchange |
| EDI |
electronic data interfacing |
| EDIV |
engineering design intent
verification |
| EDL |
Engineering Development
Laboratory |
| EDLN |
engineering development logic
network |
| EDLS |
engineering drawing library
system |
| EDM |
electrical discharge machining |
| EDM |
engineering development model |
| EDMS |
electronic data management
system |
| EDO |
extended-duration orbiter |
| EDP |
electronic data processing |
| EDP |
embedded data processor |
| EDPC |
Electronic Data Processing
Center |
| EDPE |
electronic data processing
equipment |
| EDPL |
Engineering Development
Processor Laboratory |
| EDPM |
electronic data processing
machine |
| EDR |
engineering design review |
| EDS |
electrical distribution system |
| EDS |
emergency detection system
(subsystem) |
| EDS |
engineering data system |
| EDS |
engineering design system |
| EDS |
engineering development schedule |
| EDS |
executive data base system |
| EDS |
explosive device system |
| EDSC |
early deployment system concept |
| EDT |
eastern daylight time |
| EDT |
electronic theodolite system |
| EDTS |
electronic data transfer system |
| EDV |
electric depressurization valve |
| EDV |
electronic depressurizing valve |
| EDW |
Edwards (TACAN station) |
| EE |
emergency engineering |
| EE |
end effector |
| EE |
experimental evaluation |
| E-E |
end to end |
| EECOM |
electrical, environmental, and
communications |
| EECOM |
electrical, environmental,
consumables, and mechanical |
| EED |
electroexplosive device |
| EEE |
electronic, electrical, and
electromechanical |
| EEEU |
end effector electronics unit |
| EEG |
electroencephalogram |
| EEG |
electroencephalograph |
| EEG |
electroencephalography |
| EEH |
EMU electrical harness |
| EEI |
Edison Electrical Institute |
| EEI |
essential elements of
information |
| EEL |
electrical equipment list |
| EEM |
Earth entry module |
| EENT |
eye, ear, nose, and throat |
| EEO |
Equal Employment Office |
| EEO |
equal employment opportunity |
| EEP |
electronic equipment package |
| EEPROM |
electrically erasable read-only
memory |
| EES |
ejection escape suit |
| EES |
emergency ejection suit |
| EES |
escape ejection suit |
| EESS |
emergency egress severance
system |
| EESS |
emergency egress slide system |
| EET |
electronic control assembly
engine thrust |
| EET |
entry elapsed time |
| EET |
equivalent exposure time |
| EETB |
electronic/electrical
termination building |
| EEU |
extravehicular excursion unit |
| EEWS |
emergency egress window system |
| EF |
electronic field |
| EFA |
experiment flight application |
| EFCS |
Earth-fixed coordinate system |
| EFE |
electronic field experiment |
| EFFGRO |
efficient growth (computer
program) |
| EFL |
effective focal length |
| EFL |
equivalent focal length |
| EFP |
ESA-furnished property |
| EFSSS |
engine failure sensing and
shutdown system |
| EFTO |
encrypted for transmission only |
| EGA |
evolved gas analysis |
| EGB |
electronic gimbal box |
| EGC |
experiment ground computer |
| EGF |
electrical grapple fixture |
| EGIL |
electrical, general
instrumentation, and lighting |
| EGO |
eccentric geophysical
observation |
| EGORD |
Experiment Ground Operations
Requirements Document |
| EGRET |
energetic Gamma Ray Explorer
telescope |
| EGSE |
electrical ground support
equipment |
| EGT |
elapsed ground time |
| EGT |
estimated ground time |
| EGT |
exhaust gas temperature |
| EH/M |
extension hose mouthpiece |
| EHA |
electrohydraulic actuator |
| EHC |
electrical heating control |
| EHF |
extremely high frequency |
| EHOT |
external hydrogen/oxygen tank |
| EHP |
effective horsepower |
| EHP |
electrical horsepower |
| EHS |
environmental health services |
| EHSD |
existing hardware/software data
base |
| EHX |
experiment-dedicated heat
exchanger |
| EI |
electronics interface |
| EI |
end item |
| EI |
engineering instruction |
| EI |
entry interface |
| EI |
environmental impact |
| EIA |
Electrical Industries
Association |
| EIASN |
end item assembly sequence
number |
| EIAT |
end item acceptance test |
| EIC |
Engineering Information Center |
| EIC |
experimental intercom |
| EICD |
experiment interface control
document |
| EID |
end item documentation |
| EIDP |
end item data package |
| EIFA |
element interface functional
analysis |
| EIM |
engineering information
management |
| EIR |
environmental impact report |
| EIR |
experiment integration review |
| EIRP |
effective isotropic radiated
power |
| EIS |
electrical integration system |
| EIS |
end item specification |
| EIS |
engineering information system |
| EIS |
environmental impact statement |
| EIT |
entry interface time |
| EIU |
engine interface unit |
| EIVT |
electrical and instrumentation
verification test |
| EIVT |
electrical interface
verification test |
| EIVT |
electronic installation
verification test |
| EIWB |
end item workbook |
| EKF |
extended Kalmar filter |
| EKG |
electrocardiogram |
| EKG |
electrocardiograph |
| EKG |
electrocardiography |
| EL |
elastic limit |
| EL |
electroluminescence |
| EL |
equipment laboratory |
| ELACS |
extended-life attitude control
system |
| ELB |
electrical load bank |
| ELC |
Earth limb clutter |
| ELDV |
electrically operated
depressurization valve |
| ELE |
Earth limb experiment |
| ELF |
extremely low frequency (1 Hz to
3 kHz) |
| ELINT |
electronic intelligence
satellite |
| ELM |
experimental logistics module |
| ELMS |
elastic-loop mobility system |
| ELN |
Digital Equipment Corporation's
real-time operating sn |
| ELP |
English language program |
| ELRAD |
Earth limb radiance |
| ELS |
eastern launch site |
| ELS |
elevon load system |
| ELS |
external lighting system |
| ELT |
emergency locator transmitter |
| ELV |
Earth launch vehicle |
| ELV |
expendable launch vehicle |
| EM |
electromagnetic |
| EM |
engineering model |
| EM |
exception monitor |
| EM&IAS |
electromechanical and integrated
avionics subsystem |
| EMA |
electromagnetic analysis |
| EMA |
electromechanical actuator |
| EMA |
engineering and manufacturing
aid |
| E-mail |
electronic mail |
| EMC |
electromagnetic capability |
| EMC |
electromagnetic compatibility |
| EMC |
electromagnetic control |
| EMC |
equivalent mission cycle |
| EMCC |
Emergency Mission Control Center |
| EMCD |
electromechanical control
diagram |
| EMCFA |
electromagnetic compatibility
frequency analysis |
| EMCI |
engineering model configuration
inspection |
| EMCON |
emission control |
| EMD |
entry monitor display |
| EMDM |
enhanced
multiplexer/demultiplexer |
| EMEC |
electromagnetic effects
capability |
| EMEC |
electromagnetic effects
compatibility |
| EMEC |
enhanced master events
controller |
| EMES |
electrical, mechanical, and
environmental systems |
| EMF |
electromotive force |
| EMG |
electromyogram |
| EMG |
electromyograph |
| EMG |
electromyography |
| EMI |
electromagnetic interface |
| EMI |
electromagnetic interference |
| EMISM |
electromagnetic interference
safety margin |
| EMK |
emergency medical kit |
| EML |
Electromagnetic Laboratory |
| EML |
electromagnetic launcher |
| EMM |
electromechanical mockup |
| EMMA |
expert missile maintenance aid |
| EMMA |
expert missile maintenance aim |
| EMN |
engineering management network |
| EMON |
exception monitoring |
| EMP |
electromagnetic pulse |
| EMP |
enhanced MDM pallet |
| EMP |
equipment mounting plate |
| EMPGS |
electromechanical power
generation subsystem |
| EMR |
Eastern Missile Range |
| EMR |
engine mix ratio |
| EMR |
engine mixture ratio |
| EMR |
executive management review |
| EMRL |
equipment maintenance
requirements list |
| EMRLD |
excimer moderate Raman-shifted
laser device |
| EMS |
electromagnetic susceptibility |
| EMS |
engineering master schedule |
| EMS |
entry monitor subsystem |
| EMS |
entry monitoring system |
| EMSP |
enhanced modular signal
processor |
| EMT |
electrical metallic tubing |
| EMU |
engineering model unit |
| EMU |
extended memory unit |
| EMU |
extravehicular mobility unit |
| EMWA |
engineering minor work
authorization |
| ENDF |
evaluated neutron data file |
| ENG |
electronystagnogram |
| ENS |
en route nuclear shuttle |
| ENVIRON |
space natural environment model |
| EO |
Earth observation |
| EO |
Earth orbit |
| EO |
electro-optic |
| EO |
electro-optics |
| EO |
Electronic Operations |
| EO |
engine-out |
| EO |
engineering order |
| E-O |
electro-optic |
| EOAS |
engineering order accountability
system |
| EOC |
early operational capability |
| EOC |
edge of coverage |
| EOC |
Electro-Optical Center |
| EOC |
end of contract |
| EOC |
engine order capability |
| EOC |
engine-out capability |
| EOCM |
electro-optical countermeasure |
| EOCR |
engineering order control record |
| EOD |
estimated on dock |
| EOD |
explosive ordnance disposal |
| EODB |
end of data block |
| EODRS |
Earth observation data retrieval
system |
| EOF |
end of file |
| EOG |
electroculogram |
| EOHT |
external oxygen and hydrogen
tank |
| EOI |
Earth orbit insertion |
| EOL |
Earth orbit launch |
| EOL |
end of life |
| EOL |
end of line |
| EOM |
Earth orbital mission |
| EOM |
end of message |
| EOM |
end of mission |
| EOM |
Engineering Operations Manual |
| EOM |
equation of motion |
| EOMF |
end of minor frame |
| EOP |
Earth and ocean physics |
| EOP |
emergency oxygen pack |
| EOPAP |
Earth and ocean physics
application program |
| EOPF |
end of powered flight |
| EOPR |
engineering order purchase
request |
| EOPR |
engineering order purchase
requisition |
| EOQ |
economic order quantity |
| EOQ |
end of quarter |
| EOR |
Earth orbit rendezvous |
| EOR |
end of refresh |
| EORQ |
engineering order request for
quotation |
| EORSAT |
electronic ocean reconstruction
satellite |
| EOS |
Earth observation satellite |
| EOS |
Earth-orbit Shuttle |
| EOS |
electrophoretic separation |
| EOS |
emergency oxygen system |
| EOS |
extended operating system |
| EOSH |
electro-optical sensor hardening |
| EOSS |
Earth-orbital space station |
| EOSS |
extravehicular activity
operational slide-wire system |
| EOT |
end of tape |
| EOT |
end of transmission |
| EOTF |
engineering order to follow |
| EOTS |
electro-optical threat sensor |
| EOW |
energy over weight |
| EP |
elbow pitch |
| EP |
electrical power |
| EP |
equivalent person |
| EP |
equivalent personnel |
| EP |
experiment planning |
| EP&PS |
electrical power and
pyrotechnics subsystem |
| EPA |
engineering personnel
authorization |
| EPA |
engineering project
authorization |
| EPA |
Environmental Protection Agency |
| EPA |
estimated plan of action |
| EPC |
electronic parts control |
| EPC |
error protection code |
| EPC |
external power contractor |
| EPCDC |
electrical power conditioning,
distribution, and control |
| EPD |
electrical power distribution |
| EPD |
emergency procedures document |
| EPD&C |
electrical power distribution
and control |
| EPD&CS |
electrical power distribution
and control subsystem |
| EPDB |
experiment power distribution
box |
| EPDC |
electrical power distribution
and control |
| EPDCS |
electrical power distribution
and control system |
| EPDM |
ethylene propylene diene monomer |
| EPDS |
electrical power distribution
system |
| EPDU |
electrical power distribution
unit |
| EPG |
electrical power generator |
| EPGCS |
electrical power generation and
control subsystem |
| EPGS |
electrical power generation
subsystem |
| EPIRSS |
extended-performance infrared
search set |
| EPL |
electrical power level |
| EPL |
electronic, electrical, and
electromechanical parts list |
| EPL |
emergency power level |
| EPL |
expected power level |
| EPM |
engineering project manager |
| EPMS |
engineering performance
management system |
| EPO |
element project office |
| EPOC |
External Payload Operations
Center |
| EPPSS |
electrical power/pyro sequential
system |
| EPR |
engine pressure ratio |
| EPR |
engineering purchase request |
| EPRN |
emergency program release notice |
| EPROM |
erasable programmable read-only
memory |
| EPS |
electrical power system
(subsystem) |
| EPS |
emergency power system |
| EPS |
experimental power supply |
| EPSP |
experiment power switching panel |
| EPSTF |
Electrical Power System Test
Facility |
| EPT |
emergency procedure trainer |
| EPT |
environmental proof test |
| EPT |
ethylene propylene terpolymer |
| EPT |
external pipe thread |
| EPTU |
events per time unit |
| EPWG |
Environmental Projects Working
Group |
| EPWG |
Experiment Planning Working
Group |
| EPY |
electronic control assembly
pitch and yaw |
| EQE |
event queue element |
| ER |
established reliability |
| ER |
explanation report |
| ER |
extended reliability |
| ER&I |
engine receiving and inspection |
| ERA |
electrical replaceable assembly |
| ERA |
element-relationship-attribute |
| ERAP |
Earth resources aircraft program |
| ERB |
Engineering Review Board |
| ERBACT |
ERB action item |
| ERBM |
extended-range ballistic missile |
| ERBS |
Earth radiation budget satellite |
| ERC |
Employee Recognition Center |
| ERC |
event recorder |
| ERCAR |
electrochemically regenerable
CO2 absorber and |
| ERCB |
Energy Resources Control Board |
| ERCM |
engineering requirements and
change management |
| EREP |
Earth resources package |
| ERETS |
Edwards rocket engine test site |
| ERG |
electroretinogram |
| ERG |
electroretinograph |
| ERG |
electroretinography |
| ERIM |
Environmental Research Institute
of Michigan |
| ERINT |
exoatmospheric reentry vehicle
interceptor |
| ERIS |
endoatmospheric reentry vehicle
interceptor system |
| ERIS |
exoatmospheric research
interceptor system |
| ERISA |
Employee Retirement Income
Security Act |
| ERM |
executive review meeting |
| ERNO |
Entwicklungts Ring Nord
Organization, Space Division of Eum, VFW-Fokker-Mannheim, Germany (Spacelab
contractor) |
| ERO |
engineering release operation |
| ERP |
educational reimbursement
program |
| ERP |
effected radiative power |
| ERP |
effective radiation power |
| ERP |
elevator reference plane |
| ERP |
eye reference point |
| ERR |
electrical resistance
requirement |
| ERR |
engineering release record |
| ERRC |
expendability, recoverability,
and repair capability |
| ERRP |
equipment replacement and
refurbishment plan |
| ERS |
engineering release system |
| ERS |
entry and recovery simulation |
| ERSI |
elastomeric reusable surface
insulation |
| ERSIR |
Earth resources Shuttle imaging
radar |
| ERTG |
economic radioisotope
thermoelectric generator |
| ERTS |
Earth resources technology
satellite |
| ERU |
Earth rate unit (15 deg/hr) |
| ERV |
experimental reentry vehicle |
| ERV |
expiratory reserve volume |
| ES |
Earth sensor |
| ES |
Electrochemical Society |
| ES |
engineering specification |
| ES |
equal section |
| ES |
escape system |
| ES |
experiment segment |
| ES |
expert system |
| ESA |
engineering supply area |
| ESA |
engineering support area |
| ESA |
engineering system assembly |
| ESA |
European Space Agency |
| ESA |
explosive safe area (KSC) |
| ESB |
essential switching box |
| ESCA |
electron spectroscopy for
chemical analysis |
| ESCS |
electronic spacecraft simulator |
| ESD |
Electronic Systems Division
(NASA) |
| ESD |
Electronics Systems Division
(USAF) |
| ESD |
electrostatic discharge |
| ESD |
emergency shutdown |
| ESD |
Experiment Systems Division |
| ESDAC |
European Space Data Center
(Darmstadt, Germany) |
| ESDP |
external sensor data processing |
| ESDU |
event storage and distribution
unit |
| ESE |
electrical support equipment |
| ESE |
electronic support equipment |
| ESE |
engineering support equipment |
| ESE |
EVA support equipment |
| ESF |
explosive safe facility |
| ESI |
electrical system integration |
| ESM |
electronic support measure |
| ESM |
energy storage module |
| ESM |
environmental systems monitor |
| ESM |
experiment support module |
| ESMC |
Eastern Space and Missile Center |
| ESMCR |
Eastern Space and Missile Center
regulation |
| ESMS |
environmental and special
measurements systems |
| ESO |
event sequence override |
| ESOC |
European Space Operations Center |
| ESOW |
engineering statement of work |
| ESP |
economic simulation program |
| ESP |
electroshock protection |
| ESP |
Employee Suggestion Program |
| ESP |
engineering simulator program |
| ESP |
environmental sensing platform |
| ESP |
experiment sensing platform |
| ESPS |
experiment segment pallet
simulator |
| ESR |
effective sunrise |
| ESR |
engineering support request |
| ESR |
equipment status report |
| ESRIN |
European Space Research
Institute |
| ESRO |
European Space Research
Organization |
| ESS |
early space station |
| ESS |
effective sunset |
| ESS |
emergency survival system |
| ESS |
energy storage subsystem |
| ESS |
environmental support system |
| ESS |
equipment support section |
| ESS |
experiment subsystem simulator |
| ESSA |
electrically steerable spherical
array |
| ESSA |
Environmental Sciences Services
Administration |
| ESSC |
Engineering Support Services
Contract |
| EST |
eastern standard time |
| ESTA |
escape system test article |
| ESTEC |
European Space Technology Center |
| ESTF |
Electronic System Test Facility
(NASA) |
| ESTL |
Electronic Systems Test
Laboratory |
| ESU |
eyepiece storage unit |
| ESV |
emergency shutoff valve |
| ESVS |
escape suit ventilation system |
| ESVS |
escape system ventilation system |
| ESW |
engine status word |
| ET |
edge thickness |
| ET |
elapsed time |
| ET |
element test |
| ET |
elevated temperature |
| ET |
event timer |
| ET |
external tank |
| ETA |
engineering test article |
| ETA |
estimated time of arrival |
| ETA |
estimated time to acquisition |
| ETA |
explosive transfer assembly |
| ETA |
external tank attachment |
| ETB |
equipment transfer bag |
| ETC |
Earth terrain camera |
| ETC |
estimate to completion |
| ETC |
estimated cost to complete |
| ETC |
Greenbelt, Maryland (STDN site) |
| ETCO |
equipment transfer/change order |
| ETD |
electrical terminal distributor |
| ETD |
estimated turnover date |
| ETD |
evolutionary terminal defense |
| ETD |
external tank door |
| ETE |
end to end |
| ETEDB |
external thermal environment
data base |
| ETEEM |
end-to-end engagement model |
| ETEEM |
end-to-end engineering model |
| ETF |
Eglin Test Facility |
| ETI |
elapsed-time indicator |
| ETIC |
estimated time in commission |
| ETL |
Environmental Test Laboratory |
| ETLOW |
external tank lift-off weight |
| ETM |
elapsed-time meter |
| ETM |
engineering test model |
| ETO |
Earth to orbit |
| ETO |
ethylene oxide |
| ETOC |
estimated time of correction |
| ETP |
engineering test phase |
| ETP |
environmental test plan |
| ETP |
equipment test plan |
| ETPY |
electronic control assembly
thrust vector pitch and yaw |
| ETR |
Eastern Test Range |
| ETROD |
Eastern Test Range operations
directive |
| ETRR |
environmental test readiness
review |
| ETS |
electrical test set |
| ETS |
energy transfer system |
| ETS |
external tank system (subsystem) |
| ETSS |
external tank separation
subsystem |
| ETT |
estimated time of track |
| ETUD |
external tank umbilical
disconnect |
| ETV |
electrical test vehicle |
| ETVA |
external tank vent arm |
| EU |
electronic unit |
| EU |
engineering unit |
| EU |
experimental unit |
| EURECA |
European retrievable carrier |
| EUROCOMSAT |
European consortium
communications satellite |
| EUV |
extreme ultraviolet |
| EUVE |
extreme ultraviolet experiment |
| EV |
earned value |
| EV |
entry vehicle |
| EV |
expendable vehicle |
| EV |
extravehicular |
| eV |
electron volt |
| EV88 |
Experiment Version 88 (BMC3
experiment) |
| EVA |
earned-value analysis |
| EVA |
extravehicular activity |
| EVAL |
Earth-viewing applications
laboratory |
| EVAS |
extravehicular activity system |
| EVATA |
extravehicular activity
translational aid |
| EVC |
extravehicular communications |
| EVCF |
Eastern Vehicle Checkout
Facility |
| EVCON |
events control (controller) |
| EVCS |
extravehicular communications
system |
| EVCU |
extravehicular communications
umbilical |
| EVD |
external visual display |
| EVDE |
external visual display
equipment |
| EVF |
equipment visibility file |
| EVLSS |
extravehicular life support
system |
| EVM |
Earth-viewing module |
| EVMU |
extravehicular mobility unit |
| EVO |
engineering verification order |
| EVS |
equipment visibility system |
| EVS |
extravehicular suit |
| EVSC |
extravehicular suit
communications |
| EVSS |
extravehicular space suit |
| EVSTC |
extravehicular suit
telecommunications |
| EVSU |
extravehicular space unit |
| EVT |
extravehicular transfer |
| EW |
electronic warfare |
| EWA |
estimated warehouse arrival |
| EWE |
emergency window escape |
| EWM |
engineering wring-out meeting |
| EWO |
engineering work order |
| EWR |
engineering work request |
| EWW |
extended workweek |
| EXC |
experiment computer |
| EXCABL |
expert cable (automated payload
cabling system) |
| EXH |
exchange hardware |
| EXMATCH |
expert drawing matching system |
| EXO |
experiment operator (in
Spacelab) |
| EXT |
experiment terminal (operator
console on Spacelab) |
| EXTRAJ |
ascent trajectory (design expert
system) |
| F |
Fahrenheit |
| F |
farad |
| F |
floating point |
| F |
force |
| F&A |
fabrication and assembly |
| F&D |
fill and drain |
| F&E |
facility and environment |
| F&IE |
facilities and industrial
engineering |
| F&M |
force and moment |
| F&P |
fluids and propulsion |
| F&PC |
finance and program control |
| F/A |
fabrication and assembly |
| F/A |
failure analysis |
| F/A |
fuel-to-air ratio |
| F/C |
fire control |
| F/C |
fit check |
| F/C |
flight control |
| F/C |
flow control |
| F/C |
fuel cell |
| F/D |
face of drawing |
| F/D |
field of drawing |
| F/D |
fill/drain |
| F/E |
full/empty |
| F/F |
fill/full |
| F/O |
fuel oxidizer |
| F/R |
flared rudder |
| FA |
factor analysis |
| FA |
failure analysis |
| FA |
feedback analysis |
| FA |
final approach |
| FA |
final assembly |
| FA |
flight acceptance |
| FA |
flight aft |
| FA |
flight-critical aft |
| FA |
fully automatic |
| FA/COSI |
final assembly closeout systems
installation |
| FA< |
first approach and landing test |
| FAA |
false alarm avoidance |
| FAA |
Federal Aviation Administration |
| FAB |
flight assignment baseline |
| FABU |
fuel additive blender unit |
| FACC |
Ford Aerospace and
Communications Corporation |
| FACI |
first-article configuration
inspection |
| FACO |
fabrication and acceptance
checkout |
| FACO |
factory acceptance checkout |
| FACO |
factory assembly and checkout |
| FACO |
final assembly checkout |
| FACR |
first-article configuration
review |
| FACS |
finance and control system |
| FACT |
first-address control table |
| FACT |
flexible automatic circuit
tester |
| FACT |
flight acceptance composite test |
| FACTS |
FDF automated control and
tracking system |
| FAD |
final approach display |
| FAD |
flight assessment delta |
| FAE |
final approach equipment |
| FAF |
final assembly fixture |
| FAF |
first aerodynamic flight |
| FAFS |
Falcon Air Force Station |
| FAIR |
fabrication, assembly, and
inspection record |
| FAIR |
fly-along infrared |
| FAL |
facility area layout |
| FAL |
first approach and landing |
| FAME |
formatting and multiplexing
equipment |
| FAMOS |
flight acceleration monitor
system |
| FAMS |
FDF automated monitoring system |
| FAMU |
fuel additive moisture unit |
| FAO |
flight activities officer |
| FAP |
final approach plane |
| FAP |
FORTRAN assembly program |
| FAPE |
Florida Association of
Professional Employees |
| FAR |
failure analysis report |
| FAR |
Federal Aviation regulation |
| FAR |
federal acquisition regulation |
| FAR |
final acceptance review |
| FAR |
flight acceptance review |
| FAR |
flight analysis review |
| FAS |
flight analysis system |
| FAS |
forward acquisition sensor |
| FASCOS |
flight acceleration safety
cutoff system |
| FAT |
factory acceptance test (some
subcontractors) |
| FAT |
final acceptance test (Rockwell) |
| FAT |
flight attitude table |
| FAWG |
Flight Assignment Working Group |
| FB |
feedback |
| FB |
field bulletin |
| FB |
final braking |
| FB |
flat bar |
| FB |
fleet broadcast |
| FBAS |
fixed-base aft station |
| FBB |
flyback booster |
| FBC |
fluidized-bed combustion |
| FBCS |
fixed-base crew station (SMS) |
| FBM |
fleet ballistic missile |
| FBV |
field-base visit |
| FBV |
fuel bleed valve |
| FC |
facility control |
| FC |
ferrite core |
| FC |
fire control |
| FC |
fit check |
| FC |
flight computer |
| FC |
flight control |
| FC |
flight critical |
| FC |
fuel cell |
| FCA |
field change analysis |
| FCA |
flow control assembly |
| FCA |
forward controller assembly |
| FCA |
frequency control analysis |
| FCA |
functional compatibility
analysis |
| FCA |
functional configuration audit |
| FCAF |
Flight Crew Accommodation
Facility |
| FCAP |
flight control applications
program |
| FCB |
Fracture Control Board |
| FCC |
Federal Communications
Commission |
| FCC |
flat conductor cable |
| FCCP |
firm contract cost proposal |
| FCD |
Flight Control Division (NASA) |
| FCDB |
flight control data bus |
| FCDC |
flexible confined detonating
cord |
| FCDR |
final critical design review |
| FCE |
fast-cycle executive |
| FCE |
flight control equipment |
| FCE |
flight crew equipment |
| FCEF |
Flight Crew Equipment Facility |
| FCEI |
facility contract end item |
| FCEI |
facility contractor end item |
| FCF |
first captive flight |
| FCF |
functional check flight |
| FCH |
Flight Controller's Handbook |
| FCHL |
Flight Control Hydraulics
Laboratory |
| FCI |
flight control indicator |
| FCI |
flight crew integration |
| FCI |
functional configuration
identification |
| FCIM |
flight control interface module |
| FCIP |
flight cargo implementation plan |
| FCITE |
FCI time element |
| FCL |
feeder control logic |
| FCL |
fluid coolant loop |
| FCL |
Freon coolant line |
| FCL |
Freon coolant loop |
| FCM |
flow control module |
| FCMC |
facility control and monitor
console |
| FCMU |
foot-controlled maneuvering unit |
| FCO |
field change order |
| FCO |
final checkout |
| FCO |
flight crew operations |
| FCO |
functional checkout |
| FCOB |
Flight Crew Operations Branch
(NASA) |
| FCOD |
Flight Crew Operations
Directorate |
| FCOH |
Flight Controller's Operational
Handbook |
| FCOS |
flight computer operating system |
| FCOS |
flight control operating system |
| FCOS |
flight control operational
software |
| FCP |
Failure Correction Panel |
| FCP |
firm cost proposal |
| FCP |
flight correction proposal |
| FCP |
fuel cell power plant |
| FCP |
fuel cell propellant |
| FCPS |
fuel cell power system
(subsystem) |
| FCR |
facility change request |
| FCR |
final configuration review |
| FCR |
flight configuration review |
| FCR |
flight control room |
| FCRA |
fecal collection receptacle
assembly |
| FCRT |
flight display CRT |
| FCS |
fecal containment system |
| FCS |
federal communications system |
| FCS |
fire control system |
| FCS |
flight control simulator |
| FCS |
flight control system |
| FCS |
flight crew system |
| FCS |
front crew system |
| FCSD |
Flight Crew Support Division
(JSC) |
| FCSM |
flight combustion stability
monitor |
| FCSS |
fuel cell servicing system |
| FCSTF |
Fuel Cell System Test Facility |
| FCT |
filament center tap |
| FCT |
flight control team |
| FCT |
flight controller trainer |
| FCT |
flight crew trainer |
| FCT |
fuel cell test |
| FCTB |
Flight Crew Training Building |
| FCTF |
Fuel Cell Test Facility |
| FCTR |
flight controller training room |
| FCTS |
flight crew trainer simulator |
| FCU |
fluid checkout unit |
| FCV |
flow control valve |
| FCW |
format control word |
| FD |
fault detection |
| FD |
flight day |
| FD |
flight director |
| FD |
freeze-dried |
| FD |
function designator |
| FD |
functional designator |
| FD/FI |
fault detection/fault isolation |
| FDA |
fault detection and annunciation |
| FDA |
flight deck assembly |
| FDAI |
flight director attitude
indicator |
| FDB |
facility data base |
| FDB |
Fahrenheit dry bulb |
| FDCF |
Flight Design Control Facility |
| FDDB |
function designator data base |
| FDDI |
fiber distributed data interface |
| FDF |
first drop flight |
| FDF |
flight data file |
| FDI |
failure detector indicator |
| FDI |
fault detection and
identification |
| FDI |
fault detection and isolation |
| FDI |
flight detection and isolation |
| FDI |
flight director instrument |
| FDIIR |
fault detection, isolation,
identification, and |
| FDIR |
fault detection, identification,
and recovery |
| FDIR |
fault detection, isolation, and
recovery |
| FDIR |
fault detection/isolation and
reconfiguration |
| FDK |
flight display keyboard |
| FDL |
flight director loop |
| FDLC |
final design load cycle |
| FDM |
flight data manager |
| FDM |
flight design manager |
| FDM |
frequency data multiplexer |
| FDM |
frequency division multiplexer |
| FDM |
frequency domain multiplexer |
| FDMA |
frequency division multiple
access |
| FDO |
fee determination official |
| FDO |
Flight Director's Office |
| FDO |
flight dynamics officer |
| FDOR |
flight design operations review |
| FDP |
Flight Design Panel |
| FDR |
final design review |
| FDR |
flight definition requirement |
| FDR |
functional design review |
| FDRD |
flight definition and
requirements directive |
| FDRD |
flight definition and
requirements document |
| FDRD |
flight determination and
requirements directive |
| FDRI |
flight director rate indicator |
| FDS |
failure dynamics software |
| FDS |
functional design specification |
| FDS |
fire detection and suppression |
| FDS |
flight design and scheduling |
| FDS |
flight design system |
| FDS |
flight dynamics simulator |
| FDS |
flight dynamics software |
| FDS |
flight dynamics support |
| FDS |
flight dynamics system |
| FDS |
fluid distribution system |
| FDSC |
flight dynamics simulation
complex |
| FDSC |
flight dynamics situation
complex |
| FDSCU |
fluid distribution system
control unit |
| FDSR |
final design status review |
| FDT |
full-duplex teletype |
| FDU |
fluid distribution unit |
| FDX |
simultaneous, two-way,
full-duplex channel |
| FE |
flight execution |
| FE |
flight executive |
| FE |
flight experiment |
| FE |
force execution |
| FEA |
failure effects analysis |
| FEA |
flight experiment apparatus |
| FEA |
fluids experiment apparatus |
| FEAT |
final engineering acceptance
test |
| FEB |
forward equipment bay |
| FEB |
fourth entry battery |
| FEB |
functional electronic block |
| FEC |
field engineering change |
| FEC |
forward events controller |
| FECR |
final experiment concept review |
| FED |
flight events demonstration |
| FEDB |
flight execution data base |
| FEDP |
facility and equipment design
plan |
| FEE |
failure effects evaluation |
| FEID |
flight equipment interface
design |
| FEID |
flight equipment interface
device |
| FEID |
functional engineering interface
device |
| FEL |
first-element launch |
| FEL |
free-electron laser |
| FEM |
finite-element method |
| FEM |
finite-element model |
| FEMCPL |
facilities and environmental
measurement component parts |
| FEO |
field engineering order |
| FEP |
fluorinated ethylene-propylene |
| FEP |
front-end processor |
| FEPC |
flight equipment processing
contractor |
| FERD |
facility and equipment
requirements document |
| FES |
flash evaporator system |
| FES |
flight element set |
| FESL |
failure effects summary list |
| FESP |
flight execution support plan |
| FET |
field effect transistor |
| FET |
flight elapsed time |
| FEWG |
Flight Evaluation Working Group |
| FF |
flight forward |
| FF |
flight-critical forward |
| FF |
flip-flop |
| FF |
forecasting funding |
| FF |
forward fuselage |
| FF |
free flight |
| FF |
free flyer |
| FF |
full field |
| FF |
full functional |
| F-F |
face-to-face |
| FFBD |
functional flow block diagram |
| FFC |
final flight certification |
| FFC |
first-flight capability |
| FFD |
fixed-format display |
| FFD |
functional flow diagram |
| FFF |
final factory functional |
| FFM |
free-flying (experiment) module |
| FFP |
firm fixed price |
| FFP |
firmed fixed price |
| FFR |
flight feasibility review |
| FFRR |
first flight readiness review |
| FFSAC |
field functional systems
assembly and checkout |
| FFT |
factory functional test |
| FFT |
fast Fourier transform |
| FFT |
frame format table |
| FFTO |
free-flying teleoperator |
| FH |
flex hose |
| FHC |
flight half-coupling |
| FHD |
fixed-head disk |
| FHF |
first horizontal flight |
| FHO |
failed hardover |
| FHP |
fuel high pressure |
| FHS |
forward heat shield |
| FHST |
fixed-head star tracker |
| FI |
fault identification |
| FI |
fault isolation |
| FI |
field intensity |
| FI |
formal inspection |
| FIA |
flight integration assessment |
| FIAB |
Flight Integration Assessment
Board |
| FIAR |
failure investigation action
report |
| FICA |
Federal Insurance Contribution
Act |
| FID |
flight implementation directive |
| FIE |
flight instrumentation engineer |
| FIFO |
first in/first out (high-speed
data buffer) |
| FIIG |
federal item identification
guide |
| FIIN |
federal item identification
number |
| FIIWG |
Facility Integration and
Installation Working Group |
| FILE |
feature identification and
location equipment |
| FIM |
field instruction memorandum |
| FIMS |
framework for integrated
manufacturing system |
| FIO |
furnished and installed by
others |
| FIR |
fuel indicator reading |
| FIRSSE |
Far Infrared Sky Survey
Experiment |
| FIS |
facility interface sheet |
| FISA |
facility inspection shakedown
acceptance |
| FIST |
final integrated system test |
| FIST |
functional integrated system
test |
| FIT |
fault isolation test |
| FITH |
fire in the hole |
| FIV |
fuel isolation valve |
| FKB |
flight display keyboard |
| FL |
feed line |
| FL |
flow line |
| FL |
forward link |
| FLAG |
flexible assignment generator |
| FLAGE |
Flexible Lightweight Agile
Guided Experiment |
| FLAIR |
functional language articulated
interactive resource |
| FLAPS |
flight application software |
| FLC |
Federal Library Committee |
| FLC |
forward load control |
| FLCA |
forward load controller assembly |
| FLIR |
forward-looking infrared |
| FLLK |
frustum-lifting lug kit |
| FLPS |
flight load planning system |
| FLR |
flight log recorder |
| FLSA |
Fair Labor Standards Act |
| FLSC |
flexible linear-shaped charge |
| FLTSATCOM |
fleet satellite communications |
| FLW |
Fellows (TACAN station) |
| FM |
first mold |
| FM |
flight model |
| FM |
fluid module |
| FM |
fracture mechanics |
| FM |
frequency modulated |
| FM |
frequency modulation |
| FM/CW |
frequency-modulated continuous
wave |
| FM/FM |
frequency modulation/frequency
multiplexing |
| FM/PM |
frequency modulation/phase
modulation |
| FMA |
failure mode analysis |
| FMAD |
fluid management and
distribution |
| FMAHTS |
flight manifest and hardware
tracking system |
| FMAR |
final mission analysis review |
| FMC |
forward motor controller |
| FMCA |
forward motor controller
assembly |
| FMCF |
first manned captive flight |
| FMCS |
Federal Mediation and
Conciliation Services |
| FMD |
fixed-module drive |
| FMD&C |
flight mechanics, dynamics, and
control |
| FMDM |
flexible
multiplexer/demultiplexer |
| FMEA |
failure mode and effects
analysis |
| FMEC |
forward master events controller |
| FMECA |
failure modes and effects
criticality analysis |
| FMECA |
failure modes, effects, and
criticality analysis |
| FMK |
field modification kit |
| FML |
fault message line |
| FML |
final materials list |
| FMO |
flight medical officer |
| FMOF |
first manned operational flight |
| FMOF |
first manned orbital flight |
| FMOFEV |
first manned orbital flight with
EVA |
| FMOFPL |
first manned orbital flight with
payload |
| FMP |
facility management plan |
| FMPAC |
fixed multipurpose application
console |
| FMR |
field modification request |
| FMR |
function max rate |
| FMS |
fluid management system |
| FMS |
food management subsystem |
| FMS |
forms management system |
| FMS |
functional master schedule |
| FMSP |
FM signal processor |
| FMSP |
frequency modulation signal
processor |
| FMT |
flight management team |
| FMX |
FM transmitter |
| FND |
facility need date |
| FNOC |
Fleet Numeric Oceanography
Center (U.S. Navy) |
| FNOC |
Fleet Numerical Oceanography
Center |
| FNT |
failure notification Telex |
| FO |
fail operating |
| FO |
fail operational |
| FO |
fast operating |
| FO |
fiber-optic |
| FO |
flat oval |
| FO |
functional objective |
| FOB |
Flight Operations Building |
| FOB |
fractional orbit bombardment |
| FOB |
free on board |
| FOBS |
fractional orbit bombing system |
| FOC |
fleet operational capability |
| FOC |
full operational capability |
| FOCR |
final operational concept review |
| FOD |
Flight Operations Directorate
(JSC) |
| FODS |
fiber-optic demonstration system |
| FOE |
flight operations engineer |
| FOF |
first operational flight |
| FOF |
first orbital flight |
| FOF |
flight operations facility |
| FO-FO-FS |
fail operational/fail
operational/fail safe |
| FO-FS |
fail operational/fail safe |
| FOG |
fiber-optic gyro |
| FOGM |
fiber-optic guided missile |
| FOH |
first-order hold |
| FOI |
field operations installation |
| FOIH |
Flight Operations Integration
Handbook |
| FOM |
field operations memorandum |
| FOM |
figure of merit |
| FOMR |
Flight Operations Management
Room |
| FOP |
facility operations plan |
| FOP |
Flight Operations Panel |
| FOP |
flight operations plan |
| FOP |
follow-on production |
| FOPG |
Flight Operations Planning Group |
| FOPP |
follow-on parts production |
| FOPS |
flight operations planning
schedule |
| FOPSS |
flight operation product
scheduling system |
| FOR |
field of regard |
| FOR |
flight operations review |
| FORD |
flight operations requirement
document |
| FORTRAN |
formula translation |
| FOS |
flight operation security |
| FOS |
flight operations support |
| FOSA |
Flight Operations Support Annex |
| FOSDIC |
film optical sensing device for
input to computers |
| FOSMS |
facility operation scheduling
and monitoring system |
| FOSO |
flight operations scheduling
officer |
| FOSP |
flight operations support
personnel |
| FOST |
flight operations support team |
| FOT |
flight operation trainer |
| FOT |
flight operations team |
| FOV |
field of view |
| FOV |
field of vision |
| FOV |
first orbital vehicle |
| FOWG |
Flight Operations Working Group |
| FP |
fine pointer |
| FP |
fuel pressure |
| FP |
function path |
| FP |
functional path |
| FP |
fine pointing |
| FP |
fixed point |
| FP |
fixed price |
| FP |
flat panel |
| FP |
flexible processor |
| FP |
flight plan |
| FP |
focal plane |
| FP |
freezing point |
| FPA |
focal plane array |
| FPA |
focal plane assembly |
| FPB |
fuel preburner |
| FPBOV |
fuel preburner and oxidizer
valve |
| FPC |
Federal Power Commission |
| FPC |
fixed-price contractor |
| FPC |
forward power controller |
| FPCA |
forward power controller
assembly |
| FPDE |
focal plane drive electronics |
| FPE |
functional program element |
| FPEG |
fast-pulse electron gun |
| FPH |
Flight Procedures Handbook |
| FPI |
fixed-price incentive |
| FPI |
fuel pressure indicator |
| FPIF |
fixed-price incentive fee |
| FPIT |
field preinstallation test |
| FPL |
fetch pointer list |
| FPL |
full power load |
| fpm |
feet per minute |
| FPO |
Future Projects Office (MSFC) |
| FPOV |
fuel preburner oxidizer valve |
| FPP |
floating-point processor |
| FPP |
Freon pump package |
| FPPR |
fixed price with price revision |
| FPQ |
fixed, special-purpose radar |
| FPR |
flight performance reserve |
| FPRV |
flight product requirements
verification |
| fps |
feet per second |
| fps |
frames per second |
| FPSP |
focal plane signal processor |
| FPSR |
flight planning and stowage
review |
| FPSS |
fine-pointing sun sensor |
| FPU |
floating-point unit |
| FPV |
flow proportioning valve |
| FPWG |
FSD Planning Working Group |
| FQ |
flight qualification |
| FQF |
first qualification flight |
| FQI |
flight qualification
instrumentation |
| FQR |
final qualification review |
| FQR |
flight qualification recorder |
| FQR |
formal qualification review |
| FQT |
formal qualification test |
| FR |
fast release |
| FR |
final review |
| FR |
firing room |
| FR |
flight rule |
| FR |
force-reflective |
| FR |
frame rate |
| FR |
fully reusable |
| FRACAS |
failure reporting, analysis, and
corrective action |
| FRAGNET |
fragmented network |
| FRB |
Failure Review Board |
| FRC |
fixed radio control |
| FRC |
flight readiness certification |
| FRCB |
Flight Rules Change Board |
| FRCB |
Flight Rules Control Board |
| FRCI |
fibrous refractory composite
insulation |
| FRCS |
forward reaction control system
(subsystem) |
| FRD |
flight requirements document |
| FRD |
functional requirements document |
| FRDI |
flight research and development
instrumentation |
| FRDR |
flight readiness design review |
| FRE |
flight-related element |
| FRE |
format request element |
| FRF |
flight readiness firing |
| FRFT |
flight readiness firing test |
| FRG |
Federal Republic of Germany |
| FRJD |
forward reaction jet driver |
| FRL |
frame reference line |
| FRL |
fuselage reference line |
| FRM |
facility requirements manager |
| FRP |
fuselage reference plane |
| FRR |
flight readiness review |
| FRRID |
flight readiness review item
disposition |
| FRSI |
felt reusable surface insulation |
| FRT |
flight readiness test |
| FRT |
frequency response test |
| FS |
factor of safety |
| FS |
Freon servicer |
| FS |
full scale |
| FS |
functional schematic |
| FS |
fuselage station |
| FS |
fail safe |
| FS |
fail to sync |
| FS |
fault summary |
| FS |
federal specification |
| FS |
fire suppression |
| FS |
fixed silo |
| FS |
flight system |
| FS |
fluid system |
| FS3 |
Future Security Strategy Study |
| FSA |
final-stage acceptance |
| FSA |
frequency standard assembly |
| FSAA |
flight simulator for advanced
aircraft |
| FSC |
Fairchild Space Company |
| FSC |
federal stock classification |
| FSCM |
federal supply code for
manufacturers |
| FSCP |
fire sensor control panel |
| FSCP |
flight support computer program |
| FSD |
Flight Simulation Division (JSC) |
| FSD |
full-scale development |
| FSD&P |
flight systems design and
performance |
| FSDU |
frequency synthesizer and
distribution unit |
| FSE |
factory support equipment |
| FSE |
flight simulation engineer |
| FSE |
flight support equipment |
| FSED |
full-scale engineering
development |
| FSF |
first static firing |
| FSGS |
flare/shallow glide slope |
| FSH |
fixed superhard |
| FSI |
final systems installation |
| FSI |
flight software integration |
| FSIM |
functional simulator |
| FSIWG |
Flight System Interface Working
Group |
| FSK |
frequency shift key |
| FSL |
Flight Simulation Laboratory |
| FSL |
Flight Systems Laboratories |
| FSLP |
first Spacelab payload |
| FSLT |
first sea-level test |
| FSM |
Firmware Support Manual |
| FSM |
fuel supply module |
| FSN |
federal stock number |
| FSO |
facility security officer |
| FSO |
functional supplementary
objective |
| FSP |
fault summary page |
| FSP |
flight safety plan |
| FSPL |
free-space-path loss |
| FSR |
final system release |
| FSR |
final systems review |
| FSR |
Flight Support Room |
| FSR |
flight support request |
| FSRR |
flight software readiness review |
| FSRR |
flight system readiness review |
| FSRS |
flight system recording system |
| FSS |
field spectrometer system |
| FSS |
fire suppression system |
| FSS |
fixed service structure |
| FSS |
flight support station |
| FSS |
flight support structure |
| FSS |
flight support system |
| FSS |
flight systems simulator |
| FSS |
frequency selective surface |
| FSS |
full-scale station |
| FSSE |
flight sensor stimuli equipment |
| FSSR |
flight system software request |
| FSSR |
flight system software
requirements |
| FSSR |
functional subsystem software
requirements |
| FSSS |
Future Strategic Systems Study |
| FSTE |
factory special test equipment |
| FSTS |
frequency standard test set |
| FSU |
facility security office |
| FSU |
factor of safety ultimate |
| FSU |
Freon servicing unit |
| FSU |
frequency synthesizer unit |
| FSV |
flight space vehicle |
| FSW |
flight software |
| FSY |
factor of safety yield |
| FT |
fast track |
| FT |
fault tolerant |
| FT |
feed-through |
| FT |
fine tracker |
| FT |
flight team |
| FT |
flight test |
| FT |
formal training |
| FT |
functional test |
| FT&C |
formal training and
certification |
| ft/sec |
feet per second |
| FTA |
fatigue test article |
| FTA |
fault-tree analysis |
| FTA |
flight test article |
| FTAM |
file transfer, access, and
management |
| FTC |
flight test conductor |
| FTC |
Florida Test Center (MDAC) |
| FTD |
flight test directive |
| FTD |
Foreign Technology Division,
U.S. Air Force |
| FTE |
factory test equipment |
| FTE |
flight test engineer |
| FTE |
forced test end |
| FTFD |
field test force director
(AFSCF) |
| FTIR |
Fourier transform infrared |
| FTIS |
flight test instrumentation
system |
| FTMC |
fault-tolerant memory control |
| FTO |
flight test objective |
| FTO |
Foreign Technology Office |
| FTO |
functional test objective |
| FTOH |
Flight Test Operations Handbook |
| FTP |
flight test procedure |
| FTP |
full-throttle position |
| FTP |
functional test program |
| FTP |
functional test progress |
| FTPF |
Flight and Training Planning
Facility |
| FTR |
flight test requirement |
| FTR |
functional test requirement |
| FTRD |
flight test requirements
document |
| FTRD |
functional test requirements
document |
| FTS |
far-term study |
| FTS |
far-term system |
| FTS |
federal telecommunications
system |
| FTS |
flight telerobotic service |
| FTS |
flight telerobotic servicer |
| FTS |
flight termination system |
| FTS |
flight test station |
| FTS |
flight test system |
| FTS |
functional test specification |
| FTT |
field test telescope |
| FTVE |
functional technology validation
experiment |
| FU |
flight unit |
| FUB |
forward utility bridge |
| FUI |
federal unemployment insurance |
| FUO |
follow-up output |
| FUT |
flight unit test |
| FV |
flight version |
| FV |
front view |
| FV |
incremental change in velocity |
| FVDS |
fuel vent and drain system |
| FVF |
first vertical flight |
| FVSS |
fuel vapor scrubber system |
| FVV |
facility verification vehicle |
| FW |
flag word |
| FW |
fuel wasting |
| FWB |
Fahrenheit wet bulb |
| FWC |
filament-wound case |
| FWG |
Facility Working Group |
| FWW |
food, water, and waste |
| FWWM |
food, water, and waste
management |
| FWWMS |
food, water, and waste
management subsystem |
| FXR |
flash X-ray |
| FY |
fiscal year |
| g |
gravity |
| G&A |
general and administrative |
| G&C |
ground rules and constraints |
| G&C |
guidance and control |
| G&CEP |
guidance and control equipment
performance |
| G&CI |
guidance and control integration |
| G&N |
guidance and navigation |
| G&NS |
guidance and navigation system |
| G/A |
ground to air |
| G/A/G |
ground to air to ground |
| G/AIT |
ground/airborne IGS terminal |
| G/C |
guidance and control |
| G/E |
graphite-epoxy |
| G/G |
ground to ground |
| G/N |
general notes |
| G/S |
glide slope |
| G/T |
gain versus temperature |
| G/T |
ratio of antenna gain to
receiver noise temperature |
| G/W |
gateway |
| GA |
glide angle |
| GA |
ground antenna |
| GA |
gyro assembly |
| G-A |
ground to air |
| GA&CS |
ground acquisition and command
station |
| GaAs |
gallium arsenide |
| GAC |
ground attitude control |
| GAC |
Grumman Aerospace Corporation |
| GACU |
ground air conditioning unit |
| GACU |
ground avionics cooling unit |
| GADG |
gravity or acceleration due to
gravity |
| GAEC |
Grumman Aircraft Engineering
Corporation |
| GAIN |
graphic aids for investigating
networks |
| GAO |
General Accounting Office |
| GAP |
GOAL automatic procedure |
| GAPL |
group assembly parts list |
| GAS |
getaway special |
| GASD |
Government Aerospace Systems
Division (Harris Corporation) |
| GASP |
General Ascent Trajectory and
Sizing Program |
| GASPI |
gimbal angle, surface position
indicator |
| GATE |
generic automatic test equipment |
| GATP |
ground acceptance test procedure |
| GATP |
ground article test procedure |
| GATT |
gate-assisted turnoff thyristor |
| GAX |
GN&C annunciation interface |
| GBD |
global burst detector |
| GBD |
Government Business Division |
| GBI |
Grand Bahama Island |
| GBL |
government bill of lading |
| GBL |
ground-based laser |
| GBOTV |
ground-based OTV |
| GBR |
glass bead rating |
| GBR |
ground-based radar |
| GBS |
ground-based software |
| GBSS |
ground-based surveillance system |
| GBT |
gyro bias calibration value |
| GC |
gas chromatography |
| GC |
gyrocompass |
| GC |
gigacycle (1,000 megacycles) |
| GC |
gimbal case |
| GC |
ground computer |
| GC |
ground contact |
| GC |
ground control |
| GC |
ground controller |
| GC |
guidance computer |
| GC |
guidance control |
| GCA |
ground-controlled approach |
| GCA |
guidance coupler assembly |
| GCC |
ground communications
coordinator |
| GCC |
Ground Control Center |
| GCCC |
Ground Control Computer Center |
| GCCO |
ground control checkout |
| GCD |
greatest common divisor |
| GCD |
gyrocompass, desired cluster
orientation |
| GCDC |
ground checkout display and
control |
| GCDS |
ground checkout display and
control system |
| GCE |
GPS cargo element |
| GCF |
greatest common factor |
| GCF |
ground communications facility |
| GCHX |
ground cooling heat exchanger |
| GCI |
ground-controlled interception |
| GCID |
ground computer interface device |
| GCIL |
ground command interface logic |
| GCIL |
ground control interface logic |
| GCILC |
ground command interface logic
controller |
| GCILU |
ground control interface logic
unit |
| GCL |
ground control landing |
| GCL |
ground coolant loop |
| GCN |
GIRD change notice |
| GCN |
ground communications network
(A/G worldwide net) |
| GCN |
ground control network |
| GCO |
ground checkout |
| GCOS |
general computer operational
system |
| GCOS |
ground computer operating system |
| GCP |
ground command post |
| GCP |
group command post |
| GCR |
ground-controlled radar |
| GCR |
group-coded recording |
| GCS |
ground communications system |
| GCS |
ground control station |
| GCS |
guidance cutoff signal |
| GCTS |
gas component test stand |
| GCTS |
ground communication tracking
system |
| GCU |
general control unit |
| GCU |
generator control (regulator)
unit |
| GCU |
ground cooling unit |
| GCU |
gyro coupling unit |
| GDA |
General Dynamics Astronautics |
| GDA |
gimbal drive actuator |
| GDA |
gimbal drive assembly |
| GDBS |
generalized data base system |
| GDC |
General Dynamics Corporation |
| GDC |
gyro display coupler |
| GDCA |
General Dynamics Convair
Aircraft |
| GDDM |
graphical data display manager |
| GDMS |
generic data management system |
| GDMS |
ground data management system |
| GDOP |
geometric dilution of precision |
| GDP |
generalized documentation
processor |
| GDR |
geophysical data record |
| GDS |
Goldstone, California (STDN) |
| GDSD |
Ground Data Systems Division |
| GDSM |
ground data systems manager |
| GDSO |
ground data systems officer |
| GDSSR |
GDSD staff support room |
| GE |
General Electric |
| GE/B |
General Electric Burroughs |
| GEA |
gimbal electronics assembly |
| GE-AESD |
General Electric Aerospace
Electronics Systems |
| GEC |
General Electrodynamics
Corporation |
| GEDAC |
General Electric detection and
automatic correction |
| GEM |
generic electronics module |
| GEMS |
general energy management system |
| GEMS |
global emergency missile
surveillance |
| GEO |
geosynchronous Earth orbit |
| GEODSS |
ground-based electro-optical
deep-space surveillance |
| GEOMOD |
geometric modeler |
| GEOPAUSE |
geodetic satellite in polar
geosynchronous orbit |
| GEOSEPS |
geosynchronous solar electric
propulsion stage |
| GERT |
graphical evaluation and review
technique |
| GESS |
Goddard experiment support
system |
| GET |
ground elapsed time |
| GETI |
ground elapsed time of ignition |
| GETL |
ground elapsed time of landing
(for TIG of abort burn) |
| GETS |
ground equipment test set |
| GeV |
giga electron volt |
| GF |
gauge factor |
| GF |
government-furnished |
| GF&P |
gases, fluids, and propellants |
| GFAE |
government-furnished
aeronautical equipment |
| GFAE |
government-furnished aircraft
equipment |
| GFD |
government-furnished data |
| GFE |
government-furnished equipment |
| GFERD |
government-furnished equipment
requirement description |
| GFI |
government-furnished information |
| GFI |
ground fault interrupter |
| GFM |
government-furnished material |
| GFP |
generalized filter program |
| GFP |
government-furnished property |
| GFRP |
glass-fiber-reinforced plastic |
| GFRP |
graphite-fiber-reinforced
plastic |
| GFS |
government-furnished software |
| GFTM |
generic fluids transfer model |
| GFY |
government fiscal year |
| GG |
gas generator |
| GG |
gravity gradient |
| G-G |
ground to ground |
| GGVM |
gas generator valve module |
| GH2 |
gaseous hydrogen |
| GHA |
general housekeeping area |
| GHA |
Greenwich hour angle |
| GHC |
ground half-coupling |
| GHE |
ground handling equipment |
| GHe |
gaseous helium |
| GHX |
ground heat exchanger |
| GHz |
gigahertz |
| GIA |
general-purpose computer
interface adapter |
| GIAG |
Government-Industry Advisory
Group |
| GIBIS |
graphical issue-based
information system |
| GIC |
GPC interface console |
| GIDD |
GSE interface definition
document |
| GIDEP |
government interagency data
exchange program |
| GIDEP |
government-industry data
exchange program |
| GIDS |
general-purpose interactive
display system |
| GIE |
ground instrumentation equipment |
| GIF |
graphics interchange format |
| G-II |
Gulfstream II (Shuttle training
aircraft) |
| GIM |
generalized information
management |
| GIMADS |
generic integrated maintenance
and diagnostic system |
| GIMADS |
generic integrated maintenance
diagnostics |
| GIRD |
ground integration requirements
document |
| GISO |
general industry safety order |
| GITG |
Ground Interface Technical Group |
| GIWG |
Ground Interface Working Group |
| GKS |
graphics kernel system |
| GLAADS |
gun low-altitude air defense
system |
| GLC |
generator line contractor |
| GLCM |
ground-launched cruise missile |
| GLLD |
ground locator laser designator |
| GLOW |
gross lift-off weight |
| GLOW |
ground lift-off weight |
| GLP |
GOAL language processor |
| GLS |
ground launch sequencer |
| GM |
gaseous mixture |
| GM |
geometric mean |
| GM |
ground mobile |
| GMAL |
General Electric Macro Assembly
Language |
| GMAW |
gas metal arc welding |
| GMCC |
Ground Mobile Control Center |
| GMCL |
ground measurements command list |
| GME |
gimbal module electronics |
| GMEM |
GPC memory |
| G-MEM |
GPC memory |
| GMF |
ground module force |
| GMIL |
KSC STDN station |
| GMIP |
government mandatory inspection
point |
| GMIS |
ground STDN management
information system |
| GMIS |
GSSC management information
system |
| GML |
general measurement loop |
| GMLCC |
Ground Mobile Launch Control
Center |
| GMM |
geometrical math model |
| GMN |
Gorman (TACAN station) |
| GMT |
Greenwich mean time |
| GN |
ground network |
| GN2 |
gaseous nitrogen |
| GN&C |
guidance, navigation, and
control |
| GN&CS |
guidance, navigation, and
control subsystem |
| GNC |
guidance and navigation computer |
| GNC |
guidance, navigation, and
control |
| GNCFTS |
GN&C flight test station |
| GNCIS |
GN&C integration simulator |
| GNCS |
guidance and navigation control
system |
| GNCSIM |
GN&C simulation |
| GNCTS |
GN&C test station |
| GNE |
guidance and navigational
electronics |
| GNIC |
G&N indicator control |
| GNP |
gross national product |
| GNS |
guidance and navigation
simulator |
| GNS |
guidance navigation system |
| GO |
general order |
| GOAL |
ground operations aerospace
language |
| GOASEX |
Gulf of Alaska Seasat Experiment |
| GOC |
ground operations coordinator |
| GOCA |
ground operations control area |
| GOCO |
government-owned,
contractor-operated |
| GOE |
ground operating equipment |
| GOE |
ground outfitting equipment |
| GOES |
geostationary operational
environment satellite |
| GOES |
geosynchronous operational
environmental satellite |
| GOM |
KSC ground operations manager at
DFRF or WSMR |
| GOMMS |
ground operations and material
management system |
| GOMS |
ground operations management
system |
| GOP |
Ground Operations Panel |
| GOP |
ground operations plan |
| GOPG |
Ground Operations Planning Group |
| GOR |
ground operations review |
| GORD |
ground operations requirements
document |
| GORP |
Ground Operations Review Panel |
| GORP |
ground operations requirements
plan |
| GORR |
ground operation readiness
review |
| GORS |
ground observer RF system |
| GOS |
ground operations system |
| GOSP |
ground operational support plan |
| GOSRP |
ground operational support
requirements plan |
| GOSS |
ground operational support
system |
| GOTS |
government off the shelf |
| GOWG |
Ground Operations Working Group |
| GOX |
gaseous oxygen |
| GP |
general publication (KSC) |
| GP |
general-purpose |
| GP |
government property |
| GPA |
general-purpose amplifier |
| GPAS |
general-purpose airborne
simulator |
| GPBIM |
general-purpose buffer interface
module |
| GPC |
gel permeation chromatograph |
| GPC |
gel permeation chromatography |
| GPC |
general-purpose computer |
| GPC |
gyro pulse count |
| GPCB |
GOAL program control block |
| GPCIPL |
general-purpose computer initial
program load |
| GPD |
gimbal position display |
| gph |
gallons per hour |
| GPI |
gimbal position indicator |
| GPI |
ground position indicator |
| GPIO |
general-purpose input and output |
| GPL |
general-purpose laboratory |
| GPL |
GOAL processing language |
| gpm |
gallons per minute |
| GPME |
general-purpose mission
equipment |
| GPNDS |
global positioning and nuclear
detection system |
| GPO |
Government Printing Office |
| GPRN |
GOAL test procedure release
notice |
| GPRP |
government production research
property |
| GPS |
general processing subsystem |
| GPS |
Global Positioning System
(Navstar) |
| GPS |
ground power supply |
| GPS |
ground processing simulation |
| GPS |
RX GPS user receiver |
| gps |
gallons per second |
| GPSCP |
GPS computer program |
| GPSS |
general-purpose simulator system |
| GPSS |
general-purpose system simulator |
| GPTE |
general-purpose test equipment |
| GPU |
ground power unit |
| GPUR |
GOAL test procedure update
request |
| GPVS |
general-purpose visual simulator |
| GR |
ground rule |
| Gr/Al |
graphite-aluminum |
| Gr/Ep |
graphite-epoxy |
| GRACE |
ground radar calibration
equipment |
| GRC |
Glenn Research Center |
| GRD |
ground detector |
| GRE |
Gamma Ray Explorer |
| GRID |
graphic retrieval and
information display |
| GRNC |
group not counted |
| GRO |
Gamma Ray Observatory |
| GRS |
global receiving system |
| GRTLS |
glide return to launch site |
| GS |
gas servicer |
| GS |
generalized system |
| GS |
glide slope |
| GS |
ground speed |
| GS |
ground station |
| GS |
ground system |
| GS |
II Generalized System II |
| GSA |
General Services Administration |
| GSAT |
geosynchronous satellite |
| GSCU |
ground service cooling unit |
| GSDL |
Ground Software Development
Laboratory |
| GSDS |
Goldstone duplicate standard
(standard DSIF equipment) |
| GSE |
government support equipment |
| GSE |
ground servicing equipment |
| GSE |
ground support equipment |
| GSE&I |
general systems engineering and
integration |
| GSEL |
ground support equipment list |
| GSERD |
ground support equipment
recommendation data |
| GSF |
gyro scale factor |
| GSFC |
Goddard Space Flight Center |
| GSI |
glide slope indicator |
| GSI |
government source inspection |
| GSIG |
Ground Systems Integration Group |
| GSIU |
ground standard interface unit |
| GSLS |
ground station link
survivability |
| GSO |
Ground Support Office |
| GSO |
ground support operations |
| GSO |
ground systems operations |
| GSP |
ground safety plan |
| GSPF |
Ground Software Production
Facility (LPS) (FR 2 KSC) |
| GSPO |
Ground Systems Project Office
(JSC) |
| GSP-R |
guidance signal
processor-repeater |
| GSR |
galvanic skin response |
| GSS |
geosynchronous space station |
| GSS |
government systems sector |
| GSS |
ground support software |
| GSS |
ground support system |
| GSSC |
General Systems Simulation
Center (NASA) |
| GSSC |
ground support simulation
computer |
| GSSF |
general service stock fund |
| GSSI |
ground support system
integration |
| GSSI&C |
ground support systems
installation and checkout |
| GSSI&C |
group support systems
integration and checkout |
| GST |
ground system test |
| GSTAR |
Saudi Arabian communications
satellite |
| GSTDN |
ground space flight tracking and
data network |
| GSTDN |
ground spacecraft tracking and
data network |
| GSTP |
ground system test procedure |
| GSTS |
ground-based surveillance and
tracking system |
| GSTS/BM |
ground-based surveillance and
tracking sagement |
| GSU |
gas servicer unit |
| GSV |
glove stop valve |
| GSVOO |
ground station visibility of
orbiting objects |
| GSVP |
ground support verification plan |
| GT |
ground team |
| GT |
ground test |
| GT |
gyro torque |
| GT&A |
ground test and acceptance |
| GTA |
gas tungsten arc |
| GTA |
ground test access |
| GTA |
ground test article |
| GTA |
ground test assembly |
| GTA |
ground torquing assembly |
| GTAW |
gas tungsten arc welding |
| GTC |
glycol trim console |
| GTC |
ground test conductor |
| GTCU |
ground thermal conditioning unit |
| GTE |
General Telephone and
Electronics |
| GTF |
ground test facility |
| GTI |
Grand Turk Island |
| GTI |
ground test instrumentation |
| GTLV |
government-furnished target
launch vehicle |
| GTM |
ground team manager |
| GTM |
ground test missile |
| GTM |
ground test motor |
| GTO |
generic technical order |
| GTO |
geosynchronous transfer orbit |
| GTP |
general test plan |
| GTRI |
Georgia Tech Research Institute |
| GTS |
general test support |
| GTS |
GN&C test station |
| GTS |
GNS test station |
| GTS |
guidance test station |
| GTT |
group technology time |
| GTU |
glycol trim unit |
| GTV |
ground test vehicle |
| GTV |
ground transport vehicle |
| GTVI |
gimbal angle and translational
velocity indicator |
| GUCP |
ground umbilical carrier plate |
| GUIDO |
guidance officer |
| GUL |
GSE utilization list |
| GUSB |
guided, unified S-band |
| G-V |
gravity-velocity |
| GVL |
Ground Vibrations Laboratory |
| GVO |
Gaviota (TACAN station) |
| GVSC |
generic VHSIC spacecraft
computer |
| GVT |
ground vibration test |
| GVTA |
ground vibration test article |
| GW |
gateway |
| GW |
gross weight |
| GWA |
general work area |
| GWM |
Guam (STDN) |
| GWT |
ground winds tower |
| GYM |
Guaymas, Mexico (remote site) |
| H |
altitude |
| H |
altitude rate |
| H |
hazardous (task classification) |
| H |
henry (SI unit) |
| H |
momentum |
| H&D |
hardened and dispersed |
| H&K |
homing and kill |
| H/A |
hazardous area |
| H/B |
hyperbaric |
| H/C |
head count |
| H/E |
heat exchanger |
| H/F |
human factor |
| H/L |
hardline |
| H/O |
handover |
| H/S |
heat shield |
| H/SIR |
hardware and software
integration review |
| H/X |
heat exchanger |
| H2O2 |
hydrogen peroxide |
| H2S |
hydrogen sulfide |
| HA |
apogee altitude |
| HA |
hazard analysis |
| HA |
high altitude |
| HA |
higher authority |
| HAA |
high-altitude abort |
| HAADS |
high-altitude attitude
determination system |
| HAARS |
high-altitude attitude reference
system |
| HAB |
high-altitude burst |
| HABP |
Hypersonic Arbitrary Body
Program |
| HAC |
heading alignment circle |
| HAC |
heading alignment cylinder |
| HAC |
Hughes Aircraft Company |
| HAD |
heat-actuated device |
| HAFB |
Hill Air Force Base |
| HAFB |
Holloman Air Force Base |
| HAINS |
high-accuracy inertial
navigation system |
| HAK |
horizontal access kit |
| HAL |
high-order articulated language |
| HAL |
high-order assembly language |
| HAL |
Houston aerospace language |
| HAL/S |
high-order assembly language for
Shuttle |
| HAL/S |
high-order programming language
for Spacelab usage |
| HALO |
high-altitude large optics |
| HAM |
height adjustment maneuver |
| HAMP |
handling and moving procedure |
| HANE |
high-altitude nuclear explosion |
| HAP |
Hardware Allocation Panel |
| HAP |
high-speed arithmetic processor |
| HAP |
Honeywell array processor |
| HAR |
hazard analysis report |
| HAS |
high-altitude sensor |
| HAS |
hold-down alignment support |
| HAS |
hydraulic actuation system |
| HASC |
high-altitude surveillance
concept |
| HAST |
high-altitude supersonic target |
| HAW |
Hawaii (STDN) |
| HB |
half-breadth |
| HB |
handbook |
| HB |
high bay |
| HB |
hyperbaric |
| HBBW |
half-beam bandwidth |
| HBR |
high bit rate |
| HBT |
Heflex bioengineering test |
| HBW |
hot bridge wire |
| HC |
hand control |
| HC |
head count |
| HC |
high carbon |
| HC |
hybrid computer |
| HCCB |
Hardware Configuration Control
Board |
| HCDB |
historical cost data base |
| HCF |
high-cycle fatigue |
| HCF |
HIM configuration file |
| HCI |
hardness-critical item |
| H-CITE |
horizontal cargo integration
test equipment |
| HCl |
hydrogen chloride |
| HCM |
hard-copy module |
| HCMM |
heat capacity mapping mission |
| HCP |
hydraulic circulation pump |
| HCR |
high cross range |
| HCRB |
Hardware Configuration Review
Board |
| HCS |
high-carbon steel |
| HCSHT |
high-carbon steel heat-treated |
| HCSL |
Hybrid Computation and
Simulation Laboratory |
| HCU |
hydraulic charging unit |
| HCV |
helium check valve |
| HD |
hand-drawn |
| HD |
heavy duty |
| HD |
highly desirable |
| HD |
hold-down |
| HD |
horizontal drain |
| HD |
hydrogen drain |
| HDA |
hardware disposition area |
| HDA |
housekeeping data acquisition |
| HDC |
Hasselblad data camera |
| HDDR |
high-density digital recorder |
| HDI |
Human Development Institute |
| HDP |
hold-down post |
| HDR |
high data rate |
| HDRA |
high-data-rate assembly |
| HDRM |
high-data-rate multiplexer |
| HDRR |
high-data-rate recorder |
| HDRS |
high-data-rate system |
| HDRSS |
high-data-rate storage system |
| HDS |
hardware description sheet |
| HDS |
hydrogen disposal system |
| HDTV |
high-definition television |
| HDX |
half-duplex |
| HE |
hardware evaluation |
| HE |
hardware evaluator |
| HE |
heat exchange |
| HE |
heat exchanger |
| HE |
high explosive |
| HE |
high explosive on target |
| HE |
high-energy astrophysics |
| HE |
human engineering |
| HEAO |
High-Energy Astronomy
Observatory |
| HEAP |
high-energy aimpoint |
| HEDI |
high endoatmospheric defense
interceptor |
| HEDS |
high endo designation sensor |
| HEDSIM |
high endo simulation |
| HEDSIM |
high endoatmospheric defense
system simulator |
| HEDSIM |
high endoatmospheric event-based
simulation |
| HeG |
helium gauge |
| HeGV |
helium gauge valve |
| HEL |
high-energy laser |
| HELCUSS |
high-energy laser computerized
unmanned space |
| HELF |
high-energy laser fluence |
| HEM |
hitchhike experiment module |
| HEMIL |
hardware evaluator, man in loop |
| HeMV |
helium manual valve |
| HEO |
high Earth orbit |
| HEO |
high-energy orbit |
| HEOO |
Honeywell Electro-Optical
Operations |
| HEOR |
historical event operation
record |
| HEOS |
high endo designator sensor |
| HEPA |
high-efficiency particle
accumulator |
| HEPA |
high-efficiency particle air |
| HER |
HIM equipment rack |
| HERSCP |
hazardous exposure reduction and
safety criteria plan |
| HERT |
Headquarters Emergency
Relocation Team |
| HESS |
high-energy squib simulator |
| HEXAD |
developmental 6-axis IMU |
| HF |
hard failure |
| HF |
high frequency |
| HF |
horizontal flight |
| HF |
hot firing |
| HF |
hydrogen fill |
| HF |
hydrogen fluoride |
| HF/DF |
hydrogen fluoride/deuterium
fluoride |
| HFA |
high-frequency accelerometer |
| HFC |
heat flow and convection |
| HFC |
hydraulic flight control |
| HFCL |
Hydraulic Flight Control
Laboratory |
| HFCT |
hydraulic flight control test |
| HFCV |
helium flow control valve |
| HFCW |
hydrogen fluoride continuous
wave |
| HFDP |
human factors development plan |
| HFDS |
hydrogen fluid distribution
system |
| HFE |
high-frequency executive |
| HFE |
human factors engineering |
| HFMP |
human factors management plan |
| HFMU |
high-fidelity mockup |
| HFO |
high-frequency oscillator |
| HFP |
hardened focal plane |
| HFRA |
high-frequency recovery antenna |
| HFRW |
high-frequency resistance
welding |
| HFS |
high-fidelity simulator |
| HFS |
horizontal flight simulator |
| HFS |
hyperfine structure |
| HFT |
horizontal flight test |
| HFTE |
human factors test and
engineering |
| HFTF |
horizontal flight test facility |
| HFTS |
horizontal flight test simulator |
| HFX |
high-frequency transceiver |
| HG |
high gain |
| HGA |
high-gain antenna |
| HGAS |
high-gain antenna system |
| HgCdTe |
mercury-cadmium-telluride |
| HGDS |
hazardous gas detection system |
| HGM |
hot-gas manifold |
| HGS |
hydrogen gas saver |
| HGV |
hydrogen gas valve |
| HGVT |
horizontal ground vibration test |
| HH |
handhold |
| HHMU |
hand-held maneuvering unit |
| HI |
Honeywell, Incorporated |
| HIAD |
Handbook of Information for
Aircraft Designers |
| HIAD |
High-Altitude Defense Program |
| HIBREL |
high-brightness relay |
| HIC |
hardware integration contractor |
| HICAMP |
Highly Calibrated Airborne
Measurements Program |
| HID |
hardware interface device |
| HID |
HIM interface distributor |
| HIGED |
Handbook of Instructions for
Ground Equipment Designers |
| HIL |
hardware in loop |
| HIL |
human in the loop |
| HILS |
hardware-in-the-loop simulation |
| HIM |
hardware interface module |
| HIP |
hardware interface panel |
| HIP |
hardware interface processor |
| HIP |
hardware interface program |
| HIP |
hot isostatic press |
| HIPO |
hierarchical input-process
output |
| HIPO |
hierarchy plus input, process,
and output |
| HiRAP |
high-resolution accelerometer
package |
| HITS |
hierarchical integrated test
simulator |
| HITS |
high-rate multiplexer input and
output test system |
| HIU |
headset interface unit |
| HIV |
helium isolation valve |
| HK |
housekeeping |
| HKV |
hit-to-kill vehicle |
| HL |
hard line |
| HL |
heel line |
| HL |
high level |
| HL |
hinge line |
| HL |
hydrogen line |
| HLAL |
high-level assembler language |
| HLC |
hybrid load controller |
| HLCM |
high-level control module |
| HLLV |
heavy-lift launch vehicle |
| HLTL |
high-level test language |
| HM |
hinge mount |
| HMA |
hypergolic maintenance area |
| HMB |
hard mobile basing |
| HMC |
hybrid microcircuit |
| HMCF |
hypergolic maintenance and
checkout facility |
| HMD |
head-mounted device |
| HMD |
helmet-mounted display |
| HMF |
health maintenance facility |
| HMF |
horizontal mating facility |
| HMF |
hypergolic maintenance facility
(KSC) |
| HML |
hard mobile launcher |
| HML |
hardened mobile launcher |
| HMO |
health maintenance organization |
| HMP |
hydrazine monopropellant (RCS
propellant) |
| HMPAC |
helmet-mounted multipurpose
applications control |
| HMS |
hazard monitor system |
| HMS |
health monitoring system |
| HMS |
history memory system |
| HMTT |
Hurricane Mesa Test Track |
| HMU |
hardware mockup |
| HMV |
hydrogen manual valve |
| HNCO |
high-precision
numerical-controlled oscillator |
| HO |
hydrogen-oxygen |
| HOE |
homing optical experiment |
| HOE |
homing overlay experiment |
| HOFCO |
horizontal functional checkout |
| HOL |
high-order language |
| HOL |
higher order language |
| HOLAB |
holographic laboratory
brassboard |
| HOLC |
high-order language computer |
| HOS |
high-order software |
| HOS |
hybrid operating system |
| HOSC |
Huntsville Operations Support
Center |
| HOST |
hardened optical sensor test bed |
| HOW |
handover word |
| HP |
handling procedure |
| HP |
Hewlett-Packard |
| HP |
high pass |
| HP |
high pressure |
| HP |
horsepower |
| HP |
hydrogen purge |
| HP |
perigee altitude |
| HP |
pressure altitude |
| HPA |
handling and positioning aid |
| HPA |
high-power amplifier |
| HPA |
high-power antenna |
| HPAU |
high-power amplifier unit |
| HPBRM |
high payload baseline reference
mission |
| HPBW |
half-power beam width |
| HPC |
corrected pressure altitude |
| HPF |
highest probable frequency |
| HPF |
Horizontal Processing Facility |
| HPFT |
high-pressure fuel turbopump |
| HPFTP |
high-pressure fuel turbopump |
| HPG |
high-pressure gas |
| HPGS |
high-pressure gas system |
| HPI |
high-performance insulation |
| HPICS |
heat pipe instrumentation and
control system |
| HPM |
Harvard Project Manager |
| HPM |
high-performance motor |
| HPM |
high-power microwave |
| HPOL |
High-Power Optics Laboratory |
| HPOP |
high-pressure oxidizer pump |
| HPOT |
high-pressure oxidizer turbopump |
| HPOTP |
high-pressure oxidizer turbopump |
| HPPF |
Horizontal Payloads Processing
Facility |
| HPR |
hydrogen pressure regulator |
| HPRV |
hydrogen pressure relief valve |
| HPS |
hydraulic power system |
| HPT |
high-pressure test |
| HPU |
high-power unit |
| HPU |
hydraulic power unit |
| HPU |
hydraulic propulsion unit |
| HPU |
uncorrected pressure altitude |
| HPV |
high-pressure valve |
| HQ |
headquarters |
| HQR |
handling qualities rating
(Cooper-Harper) |
| HR |
heat-resistant |
| HR |
historical record |
| HR |
hydrogen relief |
| HR&T |
heat rejection and transport |
| HRAA |
high-rate acquisition assembly |
| HRC |
Hasselblad reflex camera |
| HRD |
high-rate dosimeter |
| HRDA |
high-rate data assembly |
| HRDM |
high-rate demultiplexer |
| HRDR |
high-rate digital recorder |
| HRE |
hardware reuse evaluation |
| HRG |
hemispherical resonating gyro |
| HRIR |
high-resolution infrared
radiometer |
| HRL |
horizontal reference line |
| HRM |
hand-held radiation meter |
| HRM |
high-rate multiplexer |
| HRMA |
high-resolution mirror assembly |
| HRPS |
hazard reduction precedence
sequence |
| HRSI |
high-temperature reusable
surface insulation |
| HRSO |
high-resolution solar
observatory |
| HRTS |
HR&T system |
| HS |
hard silo |
| HS |
heat shield |
| HS |
heat suppression |
| HS |
high speed |
| HS |
horizon sensor |
| HS |
hot short |
| HS |
hydrogen sulfide |
| H-S |
Hamilton Standard |
| H-S |
horizon scanner |
| H-S |
horizon sensor |
| HSA |
heat shield abort |
| HSB |
heat shield boost |
| HSC |
hardware and software
coordination |
| HSC |
hierarchical storage controller |
| HSC |
house spacecraft |
| HSCS |
high-speed communications
subsystem |
| HSCU |
hydraulic supply and checkout
unit |
| HSD |
Hamilton Standard Division |
| HSD |
high-speed data |
| HSD |
high-speed device |
| HSD |
horizontal situation display |
| HSDL |
high-speed data line |
| HSE |
heat shield entry |
| HSF |
Hypergolic Servicing Facility |
| HSG |
high sustained g's
(acceleration) |
| HSG |
high-speed gear |
| HSI |
horizontal situation indicator |
| HSIG |
hermetically sealed integrating
gyroscope |
| HSK |
horizontal sling kit |
| HSL |
Hardware Simulation Laboratory |
| HSP |
high-speed printer |
| HSR |
hardware status register |
| HSR |
heat-shield recovery |
| HSR |
high speed reader |
| HSRV |
heat-source reentry vehicle |
| HSS |
high stress/strain |
| HSSM |
hardened space sensor model |
| HST |
Hubble Space Telescope |
| HSTF |
Hypergolic System Test Facility |
| HSU |
helium service unit |
| HSV |
hypersonic vehicle |
| HT |
Hadamard transform |
| HT |
heat transfer |
| HT |
heat treatment |
| HT |
heat-treat |
| HT |
high technology |
| HTC |
high-temperature carbon |
| HTC |
hybrid technology computer |
| HTE |
hazardous top-level event |
| HTLL |
high-test-level language |
| HTM |
high-throughput mission |
| HTO |
horizontal takeoff |
| HTP |
hydroxyl terminated propellant |
| HTPB |
hydroxyl terminator
polybutadiene |
| HTPB |
hydroxyl terminated polybutylene |
| HTS |
Hawaii tracking station |
| HTS |
heat transfer system |
| HTS |
heat transport section |
| HUD |
head-up display |
| HUL |
hardware utilization list |
| HULL |
hardware utilization and
location list |
| HUT |
hard upper torso |
| HV |
high velocity |
| HV |
high voltage |
| HV |
hydrogen vent |
| HVAC |
heating, ventilation, and air
conditioning |
| HVDS |
hazardous vapor detection system |
| HVE |
high-voltage electronics |
| HVI |
high-velocity impact |
| HVM |
hydraulic valve module |
| HVM |
hypervelocity missile |
| HVPS |
high-voltage power supply |
| HVSF |
Honeywell Verification
Simulation Facility |
| HVSL |
holidays, vacation, and sick
leave |
| HW |
half word |
| HW |
hardware |
| HW |
head wind |
| HW |
heavyweight |
| HW |
hot wire |
| HW/SW |
hardware/software |
| HWCI |
hardware configuration item |
| HWIL |
hardware in loop |
| HWT |
hypersonic wind tunnel |
| HX |
heat exchanger |
| HYDAC |
hybrid digital-analog computer |
| HYPACE |
hybrid programmable attitude
control electronics |
| HYPERGOL |
hypergolic fuel (N2H4) or oxidizer (N2O4) |
| HYSAT |
hybrid satellite |
| HYSAT |
hybrid sensor experimental
satellite |
| Hz |
hertz (cycles per second) |
| I |
in phase |
| I |
inertia |
| I |
integer valve |
| I |
irradiated |
| I&C |
installation and checkout |
| I&C |
instrumentation and
communication |
| I&C |
integration and checkout |
| I&C/O |
installation and checkout |
| I&ES |
information and electronics
system |
| I&O |
inlet and outlet |
| I&Q |
in phase and quadrature |
| I&R |
inspect and review |
| I&R |
interchangeability and
replaceability |
| I&RS |
instrumentation and range safety |
| I&S |
interchangeability and
substitutability |
| I&T |
integration and test |
| I/C |
intercom |
| I/F |
interface |
| I/FU |
interface unit |
| I/O |
input/output |
| I/OB |
input/output bus |
| I/OC |
input/output controller |
| I/OMI |
integration, operations, and
maintenance instruction |
| I/OP |
inboard/outboard profile |
| I/OT |
input/output test |
| I/OU |
input/output unit |
| I/P |
impact predictor |
| I/P |
in progress |
| I/Q |
in phase/quadrature |
| I/S |
installation of systems |
| I/T |
intertank |
| I/U |
instrumentation unit |
| I/V |
inlet valve |
| I/W |
in work |
| I3L |
isoplanar integrated injection
logic |
| IA |
implementation agency |
| IA |
input axis |
| IA |
interface agreement |
| IA |
inverter assembly |
| IA |
issuing agency |
| IAA |
Intertank Access Arm (Gaseous Hydrogen Vent Arm) |
| IA&T |
integration, assembly, and test |
| IAA |
International Aerospace
Abstracts |
| IAB |
IUS Assembly Building |
| IACO |
installation, assembly, and
checkout |
| IACS |
inertial attitude control system |
| IAD |
interface agreement document |
| IAD |
interface analysis document |
| IAF |
interactive facility |
| IAH |
interface attachment hardware |
| IAL |
immediate action letter |
| IAL |
international algebraic language |
| IAM |
information asset management |
| IAM |
International Association of
Machinists |
| IAN |
institutional area network |
| IAPU |
improved auxiliary power unit |
| IAS |
impact assessment sheet |
| IAS |
indicated airspeed |
| IAS |
Institute of Aeronautical
Sciences |
| IAS |
integrated avionics subsystem |
| IASS |
inverter/ATCS support structure |
| IAT |
integrated avionics test |
| IAV |
inventory adjustment voucher |
| IAW |
in accordance with |
| IB |
inboard |
| IB |
inert building |
| IB |
inner button |
| IB |
instruction book |
| IBC |
impurity-band conductor |
| IBEW |
International Brotherhood of
Electrical Workers |
| IBF |
internally blown flap |
| IBM |
International Business Machines |
| IBR |
implementation baseline review |
| IBSS |
Infrared Background Signature
Survey |
| IBT |
International Brotherhood of
Teamsters |
| IC |
incremental cost |
| IC |
intercomputer communication |
| IC |
interim change |
| IC |
internal combustion |
| IC |
IOC chamber |
| IC |
inertial component |
| IC |
information center |
| IC |
initial condition |
| IC |
integrated circuit |
| IC |
integration cell |
| IC |
intercom |
| IC |
intercommunications |
| IC |
intercomputer |
| IC/ES |
intercommunication/emergency
station |
| ICA |
intelligent communicating agent |
| ICA |
interim change analysis |
| ICA |
item change analysis |
| ICAAD |
interactive computer-aided
analysis and design |
| ICAI |
intelligent CAI |
| ICAM |
integrated computer-aided
manufacturing |
| ICAO |
International Civil Aviation
Organization |
| ICAPC |
increased-capability adaptive
payload carrier |
| ICAR |
initiated corrective action
report |
| ICAR |
investigation and corrective
action report |
| ICB |
interim change bulletin |
| ICB |
interrupt control block |
| ICBC |
IMAX cargo bay camera |
| ICBM |
intercontinental ballistic
missile |
| ICC |
intercomputer channel |
| ICC |
intercomputer communication |
| ICC |
interface control chart |
| ICC |
interface control contractor |
| ICC |
Interstate Commerce Commission |
| ICCD |
intensified CCD |
| ICCP |
interface coordination and
control procedure |
| ICCWG |
Intercenter Communication
Working Group |
| ICD |
interface control document |
| ICD |
interface control documentation |
| ICD |
interface control drawing |
| ICDR |
incremental critical design
review |
| ICDS |
interface control document
schedule |
| ICDU |
inertial coupling data unit |
| ICE |
input control element |
| ICE |
instrument checkout equipment |
| ICE |
instrument/communication
equipment |
| ICE |
instrumentation/communication
equipment |
| ICF |
interface control function |
| ICG |
in-flight coverall garment |
| ICHA |
integrated cargo hazard
assessment |
| ICI |
interim configuration inspection |
| ICL |
interface control layout |
| ICM |
instrumentation and
communication monitor |
| ICM |
integrated cost module |
| ICMS |
indirect cost management system |
| ICMT |
intercontract material transfer |
| ICN |
intercomputer network |
| ICN |
interface change notice |
| ICO |
integrated checkout |
| ICO |
integrated-communication officer |
| ICP |
ICS control program |
| ICP |
indicator control panel |
| ICP |
interface change proposal |
| ICP |
interface control panel |
| ICP |
inventory control point |
| ICR |
inductance, capacitance, and
resistance |
| ICR |
instruction change request |
| ICR |
interface compatibility record |
| ICRB |
Interface Change Review Board |
| ICRP |
International Council on
Radiation Protection |
| ICS |
instrumentation control system |
| ICS |
intercommunication system |
| ICS |
interface control specification |
| ICS |
interphone control station |
| ICS |
interpretive computer simulator |
| ICSU |
International Council of
Scientific Unions |
| ICT |
influence coefficient test |
| ICT |
interface control tooling |
| ICTC |
inertial component temperature
controller |
| ICTE |
inertial component test
equipment |
| ICU |
in-flight calibration unit |
| ICU |
interface control unit |
| ICW |
interrupted continuous wave |
| ICWG |
Interface Control Working Group |
| ID |
identification |
| ID |
identification data |
| ID |
inside diameter |
| ID |
integrated diagnostic |
| ID |
interactive discrimination |
| ID |
interface device |
| ID |
interface document |
| ID&C |
integrated displays and controls |
| ID&CA |
inverter distribution and
control assembly |
| ID&CS |
ID&C subsystem |
| ID&D |
inspection damage and
discrepancy |
| IDA |
integrated display assembly |
| IDA |
interface definition agreement |
| IDA |
intermediate data array |
| IDAC |
integrated digital-analog
converter |
| IDAR |
interim data assessment review |
| IDAS |
integrated data acquisition
system |
| IDB |
in-suit drink bag |
| IDBMS |
integrated data base management
system |
| IDC |
IMBLMS digital computer |
| IDC |
integrated displays and controls |
| IDC |
interface document control |
| IDCA |
inverter distribution and
control assembly |
| IDCP |
interdivision change proposal |
| IDD |
IGS data denial |
| IDD |
integrated data denial |
| IDD |
interface definition document |
| IDD |
interface description document |
| IDD |
interface design document |
| IDE |
initial design evaluation |
| IDE |
integrated design environment |
| IDE |
interactive development
environment |
| IDEAS |
initial design and evaluation
analysis system |
| IDEAS2 |
independent design and
evaluation of advanced spacecraft |
| IDEF |
ICAM definition |
| IDEP |
interservice data exchange
program |
| IDG |
integrated drive generator |
| IDI |
instrumentation data item |
| IDL |
indentured drawing list |
| IDMM |
Intermediate and Depot
Maintenance Manual |
| IDMRD |
intermediate and depot
maintenance requirements document |
| IDMRS |
intermediate depot maintenance
requirements |
| IDMS |
information and data management
system |
| IDO |
interdivisional operation |
| IDOS |
integrated display operating
system |
| IDOT |
instrument digital on-line
transcriber |
| IDP |
I-load data pack |
| IDP |
integrated data processing |
| IDP |
interface digital processor |
| IDR |
initial design review |
| IDR |
interim data review |
| IDR |
interim design review |
| IDR |
interim discrepancy report |
| IDR |
intermediate design review |
| IDRA |
interdivision revision
authorization |
| IDRD |
information definition
requirements document |
| IDRD |
internal data requirement
description |
| IDS |
I-load data set |
| IDS |
information data system |
| IDS |
integrated defense simulator |
| IDS |
integrated design support |
| IDS |
integrated design system |
| IDS |
integrated display system |
| IDS |
interface data sheet |
| IDS |
item description sheet |
| IDSD |
Institutional Data System
Division (JSC) |
| IDSNET |
integrated defense simulator
network |
| IDSNET |
integrated defense system
network |
| IDSO |
interdivisional sales order |
| IDSR |
initial design status review |
| IDSR |
interdivisional support request |
| IDSS |
integrated design support system |
| IDSS |
integrated diagnostic support
system |
| IDT |
I-load data tape |
| IDT |
image detector tube |
| IDT |
image dissector tube |
| IDTA |
interdivisional technical
agreement |
| IDU |
interface demonstration unit |
| IDWA |
interdivisional work
authorization |
| IEA |
integrated electronic assembly |
| IECM |
induced-environment
contamination monitor |
| IECO |
inboard engine cutoff |
| IECS |
igloo environment control
subsystem |
| IED |
interacting equipment document |
| IEEE |
International Electrical and
Electronic Engineers |
| IEEP |
incapacitated emergency egress
practice |
| IEF |
isoelectric focusing |
| IEFT |
integrated experiment functional
test |
| IEIWG |
International Element Interface
Working Group |
| IEMC |
intrasystem electromagnetic
compatibility |
| IEMCAP |
Intrasystem Electromagnetic
Compatibility Computer Analysis Program |
| IES |
information extraction system |
| IESD |
Instrumentation and Electronic
Systems Division (JSC) |
| IF |
integration facility |
| IF |
interface |
| IF |
intermediate frequency |
| IF |
internal fault |
| IF/FDM |
intermediate frequency/frequency
division multiplexer |
| IFA |
in-flight analysis |
| IFA |
interface functional analysis |
| IFASC |
Integrated Functions Assessment
Steering Committee |
| IFB |
invitation for bid |
| IFCG |
Interface Control Group |
| IFDL |
interfacility data link |
| IFE |
industrial furnished equipment |
| IFE |
isoelectric focusing experiment |
| IFF |
identification, friend or foe |
| IFFN |
identification, friend, foe,
neutral |
| IFM |
in-flight maintenance |
| IFO |
Information Systems Office |
| IFOT |
in-flight operations and
training |
| IFOV |
instantaneous field of view |
| IFOV |
instrument field of view |
| IFR |
instrument flight rule |
| IFRU |
in-flight replaceable unit |
| IFS |
impact and flotation system |
| IFS |
integrated FEP simulator |
| IFS |
integrated flight simulator |
| IFS |
interface specification |
| IFT |
in-flight test |
| IFT |
interface tool |
| IFTD |
interface terminal distributor |
| IFTE |
intermediate forward test
equipment |
| IFTM |
in-flight test and maintenance |
| IFTS |
in-flight test system |
| IFU |
interface unit |
| IG |
inertial guidance |
| IG |
inner gimbal |
| IG |
instrument ground |
| IG |
instrumentation group |
| IG |
internal guidance |
| IGA |
inner gimbal angle |
| IGAX |
inner gimbal axis |
| IGC |
interactive gaming center |
| IGDR |
interim GDR |
| IGDR |
interior geophysical data record |
| IGDS |
interactive graphic design
system |
| IGDS |
iodine generating and dispensing
system |
| IGE |
image generating equipment |
| IGE |
instrumentation ground equipment |
| IGES |
initial graphic exchange
specification |
| IGM |
interactive guidance mode |
| IGM |
iterative guidance mode |
| IGN&C |
integrated guidance, navigation,
and control |
| IGOR |
intercept ground optical
recorder |
| IGOS |
interactive graphic orbit system |
| IGS |
inertial guidance system |
| IGS |
intergimbal assembly |
| IGS |
IONDS global segment |
| IGSE |
in-space ground support
equipment |
| IGSE |
instrument ground support
equipment |
| IGV |
inlet guide valve |
| IGV |
inlet guide vane |
| IGY |
international geophysical year |
| IH/SR |
integrated hardware/software
review |
| IHA |
interface hazard analysis |
| IHP |
indicated horsepower |
| IHSR |
integrated hardware/software
review |
| IHTV |
interim hypersonic test vehicle |
| IHX |
interloop heat exchanger |
| II |
implementing instruction |
| IIOP |
in-orbit plane |
| IIS |
inspection item sheet |
| IIS |
interface identification sheet |
| IISS |
integrated information support
system |
| IITCS |
igloo internal thermal control
section |
| IK |
inner keel |
| IL |
internal letter |
| ILA |
instrument landing approach |
| ILAS |
instrument landing approach
system |
| ILC |
initial launch capability |
| ILC |
International Latex Company |
| ILCCS |
integrated launch checkout and
control system |
| ILMF |
intermediate-level maintenance
facility |
| ILO |
integrated logistics operations |
| I-load |
initial load |
| I-load |
initialization load |
| ILP |
Integrated Logistics Panel |
| ILRV |
integral launch and reentry
vehicle |
| ILS |
instrument landing system |
| ILS |
integrated logistics support |
| ILS |
integrated logistics system |
| ILS/LAR |
integrated logistics system and
logistics a |
| ILSA |
integrated logistics support
analysis |
| ILSC |
integrated logistics support
concept |
| ILSCP |
integrated logistics support
concept plan |
| ILSIM |
integration of lethality studies
into model |
| ILSMT |
Integrated Logistics Support
Management Team |
| ILSP |
integrated logistics support
plan |
| ILSSE |
integrated life science Shuttle
experiment |
| ILSWG |
Integrated Logistics Support
Working Group |
| ILT/RT |
imprecisely located
target/relocatable target |
| IM |
information memory |
| IM |
infrastructure module |
| IM |
integration management |
| IM |
interface module |
| IM |
intermediate moisture |
| IM |
intermodulation |
| IMADS |
information management
assimilation and delivery system |
| IMAS |
institutional management
accounting system |
| IMBLMS |
integrated medical/behavioral
laboratory measurement |
| IMC |
image motion compensation |
| IMCC |
Integrated Mission Control
Center |
| IMCP |
integrated monitor and control
panel |
| IMCR |
integrated master control record |
| IMDB |
integrated maintenance data base |
| IMDS |
integrated monitoring and
diagnostics system |
| IMF |
inventory master file |
| IMIC |
Integrated Management
Information Center |
| IMIC |
integrated management
information computer |
| IMIP |
Industrial Modernization
Incentive Program |
| IML |
inner mold line |
| IML |
inside mold line |
| IMLEO |
initial mass in low Earth orbit |
| IMO |
Integration Management Office |
| IMP |
inflatable micrometeoroid
paraglider |
| IMP |
information management plan |
| IMP |
initial memory protection |
| IMP |
interplanetary monitoring
platform |
| IMP |
inventory management plan |
| IMPACT |
integrated material productivity
action |
| IMRB |
interim mission reconfiguration
base |
| IMRO |
inspection, modification, and
repair order |
| IMS |
information management system |
| IMS |
inhibit main store |
| IMS |
interplanetary monitor satellite |
| IMS |
inventory management system |
| IMSS |
in-flight medical supply system |
| IMST |
integrated mission simulation
test |
| IMTF |
integrated manufacturing test
facility |
| IMU |
inertial measurement unit |
| IMUGSE |
IMU ground support equipment |
| IMUPLM |
inertial measurement unit
prelaunch monitor |
| IMW |
intelligent machining work
station |
| IN |
Information Systems Directorate
(KSC) |
| InAsSb |
indium-arsenide-antimonide |
| INBIT |
input bit |
| INC |
installation notice card |
| INC |
installation notification
certificate |
| INCO |
instrumentation and
communication officer |
| INDAT |
incoming data |
| INITCO |
initialization and checkout |
| INR |
inertial reference |
| INS |
inertial navigation system |
| INSAT |
India communications satellite |
| InSb |
indium antimonide |
| INT |
integrated test |
| INTASAT |
Instituto Nacional De Tecnica
Aerospacial |
| INTC/O |
integrated checkout |
| INTELSAT |
International Telecommunications
Satellite |
| INTF |
interim national test facility
(CSOC location) |
| IO |
industral operations |
| IOA |
input, output, or assembly |
| IOA |
input/output adapter |
| IOB |
input/output box |
| IOB |
input/output buffer |
| IOB |
input/output bus |
| IOBPS |
input/output box and peripheral
simulator |
| IOC |
indirect operating cost |
| IOC |
initial operational capability |
| IOC |
input/output controller |
| IOC |
integrated operations
configuration |
| IOC |
item of concern |
| IOCP |
ITS on-board computer program |
| IOCU |
input/output control unit |
| IOD |
initial orbit determination |
| IOE |
input/output error (log table) |
| IOF |
initial operational flight |
| IOHA |
integrated operating hazard
analysis |
| IOL |
interoffice letter |
| IOM |
input/output module |
| IONDS |
integrated operational nuclear
detection system |
| IONDS |
integrated operational nuclear
detonation system |
| IOP |
input/output part |
| IOP |
input/output processor |
| IOPL |
integrated open-problem list |
| IOPT |
input/output parameter table |
| IOQE |
input/output queue element |
| IORL |
input/output requirements
language |
| IORTD |
input/output relationships and
timing diagram |
| IOS |
Indian Ocean ship |
| IOS |
initial operational system |
| IOS |
input/output supervisor |
| IOS |
instructor operator station |
| IOSC |
integrated operations support
complex (VLS) |
| IOT&E |
initial operational test and
evaluation |
| IOT&E |
integration operational test and
evaluation |
| IOU |
input/output unit |
| IP |
identification of position |
| IP |
instrumentation of pulse code
modulation master unit |
| IP |
interfacing processor |
| IP |
intermediate pallet |
| IP |
intermediate pressure |
| IP |
iron pipe |
| IP |
impact point |
| IP |
in plant |
| IP |
industrial preparedness |
| IP |
inertial processing |
| IP |
initial point |
| IP |
instructor pilot |
| IP |
instrument payload |
| IP |
instrument processor |
| IPA |
industrial preparedness action |
| IPA |
intermediate-power amplifier |
| IPACS |
integrated power and attitude
control system |
| IPAD |
integrated program for aerospace
vehicle design |
| IPAR |
irregular parts authorization
request |
| IPAS |
integrated problem assessment
system |
| IPB |
illuminated push button |
| IPB |
illustrated parts breakdown |
| IPC |
integrated procurement control |
| IPC |
intermittent positive control |
| IPCL |
instrument program and component
list |
| IPCL |
instrumentation program and
components list |
| IPD |
Information Processing Division |
| IPDR |
incremental preliminary design
review |
| IPE |
industrial plant equipment |
| IPF |
IUS Processing Facility |
| IPL |
indentured parts list |
| IPL |
initial program load |
| IPLC |
initial program load complete |
| IPLS |
initial program load start |
| IPM |
integration program manager |
| IPMS |
inertial performance measurement
system |
| IPP |
individual program plan |
| IPP |
industrial preparedness plan |
| IPPB |
illustrated provisioning parts
breakdown |
| IPR |
ice-point reference |
| IPR |
in-process review |
| IPR |
interim problem report |
| IPS |
information processing system |
| IPS |
instrument pointing system
(subsystem) |
| IPS |
instrumentation power system
(subsystem) |
| IPS |
integrated propulsion system |
| IPS |
international pipe standard |
| IPS |
inverter power supply |
| IPS |
invoice processing system |
| ips |
inches per second |
| IPSL |
interface problem status log |
| IPSS |
integrated parts statusing
system |
| IPSS |
integrated project scheduling
system |
| IPT |
in-plant transporter |
| IPT |
internal parameter table |
| IPT |
internal pipe thread |
| IPT |
international pipe thread |
| IPTCS |
igloo passive thermal control
section |
| IPTR |
in-process technical review |
| IPWG |
Integrated Project Working Group |
| IQSY |
international quiet sun year |
| IQT |
initial qualification training |
| IR |
inclination of the ascending
return |
| IR |
infrared |
| IR |
inner roll |
| IR |
inside radius |
| IR |
interchangeability and
replaceability |
| IR |
international rendezvous |
| IR |
interrogator-responder |
| IR&D |
independent research and
development |
| IRAM |
input random access memory |
| IRAMS |
inertial reference alignment
monitor system |
| IRAN |
inspection and repairs as
necessary |
| IRANSAT |
Iranian government
communications satellite |
| IRAS |
infrared astronomical satellite |
| IRBM |
intermediate-range ballistic
missile |
| IRBS |
infrared background sensor |
| IRBS |
intermediate-range ballistic
system |
| IRBS |
intermediate-range booster
system |
| IRCFE |
infrared communications flight
experiment |
| IRCS |
integrated resource control
system |
| IRD |
information requirements
description |
| IRD |
information requirements
document |
| IRD |
initiating reference document |
| IRD |
integration requirements
document |
| IRD |
interface requirements document |
| IRDS |
information resource dictionary
system |
| IRDTS |
ITS RF and digital test set |
| IRE |
Institute of Radio Engineers |
| IRG |
inertial rate gyro |
| IRIG |
inertial rate integrating
gyroscope |
| IRIG |
inertial reference integrating
gyroscope |
| IRIG |
Interrange Instrumentation Group |
| IRIS |
infrared instrumentation system |
| IRIS |
Italian research interim stage |
| IRL |
initiating reference list |
| IRL |
interface requirements list |
| IRM |
information resource management |
| IRM |
integrated range mission |
| IRME |
initiator resistance measuring
equipment |
| IRN |
interface revision notice |
| IRN |
interim revision notice |
| IRP |
inertial reference package |
| IRR |
independent readiness review |
| IRR |
initial requirements review |
| IRR |
inspection rejection report |
| IRR |
integral rocket ramjet |
| IRR |
integrated readiness review |
| IRR |
interface requirements review |
| IRS |
interface requirements
specification |
| IRST |
infrared search track |
| IRTCM |
integrated real-time
contamination monitor |
| IRU |
inertial reference unit |
| IRU |
IVA replaceable unit |
| IS |
installation support |
| IS |
instrumentation system |
| IS |
integrated satellite |
| IS |
interconnecting station |
| ISA |
inertial sensor assembly |
| ISA |
instruction set architecture |
| ISA |
instructional systems approach |
| ISA |
interim stowage assembly |
| ISAR |
inverse synthetic-aperture radar |
| ISATS |
integration spacecraft automated
test system |
| ISB |
independent side band |
| ISC |
industrial support contractor |
| ISC |
Information Systems Center |
| ISCCB |
Internal Software Change Control
Board |
| ISCM |
initial software configuration
map |
| ISD |
inspection supervision
disposition |
| ISD |
instruction sequence diagram |
| ISD |
instructional systems design |
| ISD |
instructional systems
development (USAF) |
| ISEE |
international sun-Earth explorer |
| ISF |
industrial space facility |
| ISHA |
integrated system hazard
analysis |
| ISI |
initial systems installation |
| ISI |
instrumentation support
instruction |
| ISIL |
interim support items list |
| ISIS |
integrated safety information
system |
| ISL |
inertial systems laboratory |
| ISLM |
integration shop and lab manager |
| ISM |
image steering mirror |
| ISMRB |
Information Systems Management
Review Board |
| ISMS |
interactive supply management
system |
| ISN |
internal statement number |
| ISO |
International Standardization
Organization |
| ISP |
instrumentation support plan |
| ISP |
Integrated Space Plan |
| ISP |
integrated support plan |
| Isp |
specific impulse |
| ISPF |
interactive system productive
facility |
| ISPG |
Institutional Support Planning
Group |
| ISR |
industrial security regulation |
| ISR |
initial system release |
| ISR |
integrated safety review |
| ISR |
interim shop release |
| ISR |
interim system review |
| ISR |
interrupt service routine |
| ISRB |
Integrated System Review Board |
| ISS |
inertial subsystem |
| ISS |
information subsystem |
| ISS |
installation support services |
| ISS |
instruction summary sheet |
| ISS |
integrated scheduling system |
| ISS |
integrated system schematic |
| ISS |
international space station |
| ISSA |
integrated software safety
analysis |
| ISSL |
initial spares support list |
| ISSO |
Information Systems Security
Office |
| IST |
initial system test |
| IST |
instrumentation support team |
| IST |
integrated systems test |
| ISTA |
intertank structural test
assembly |
| ISTB |
integrated subsystem test bed |
| ISU |
international system of units |
| ISWG |
Integrated Support Working Group |
| IT |
identification transponder |
| IT |
integrated technology |
| IT&V |
integrated test and verification |
| ITA |
integrated test area |
| ITA |
integrated test article |
| ITA |
integrated truss assembly |
| ITB |
invitation to bid |
| ITC |
igloo thermal control |
| ITC |
integrated test configuration |
| ITD |
informal test description |
| ITD |
integrated technology
demonstration |
| ITD |
integrated test documentation |
| ITDR |
integrated technology and design
review |
| ITE |
instrumentation test equipment |
| ITE |
integration test equipment |
| ITE |
intersite transportation
equipment |
| ITI |
inspection and test instruction |
| ITIS |
ITI sheet |
| ITL |
integrate, transfer, and launch |
| ITL |
integrated transport launcher |
| ITMG |
integrated
thermal/micrometeoroid garment |
| ITO |
initial time-out |
| ITO |
integration and test order |
| ITP |
informal test plan |
| ITP |
informal test procedure |
| ITP |
integral tile part |
| ITP |
integrated test plan |
| ITP |
integrated training plan |
| ITR |
informal test result |
| ITR |
integrated technology review |
| ITR |
interim technical report |
| ITRB |
Integrated Technical Review
Board |
| ITRD |
integrated test requirements
document |
| ITRR |
integrated technology
requirements review |
| ITS |
Institute for Telecommunications
Sciences |
| ITS |
integrated transfer subsystem |
| ITS |
intercept trajectory simulation |
| ITSS |
integrated tactical surveillance
system |
| ITU |
infrared telescope unit |
| ITU |
International Telecommunication
Union |
| ITV |
instrumented test vehicle |
| ITV |
integrated technology validation |
| ITVE |
integrated technology validation
experiment |
| IU |
instrument unit |
| IU |
interface unit |
| IUA |
inertial unit assembly |
| IUA |
interface unit adapter |
| IUCS |
instrumentation update command
system |
| IUDS |
integrated utilities
distribution system |
| IUE |
interface unit error |
| IUE |
international ultraviolet
explorer |
| IUI |
integrated user interface |
| IUO |
interunit order |
| IURAP |
International User Resource
Allocation Panel |
| IUS |
inertial upper stage |
| IUS |
interim use sheet |
| IV |
initial velocity |
| IV |
integrated vehicle |
| IV |
interface volume |
| IV&V |
independent validation and
verification |
| IVA |
intravehicular activity |
| IVAR |
internal variable |
| IVBC |
integrated vehicle baseline
characteristic |
| IVBC |
integrated vehicle baseline
configuration |
| IVC |
intervehicular communication |
| IVE |
interface verification equipment |
| IVLN |
integrated vehicle logic network |
| IVP |
interface verification plan |
| IVS |
interface verification summary |
| IVSI |
instantaneous vertical speed
indicator |
| IVT |
integrated verification test |
| IVT |
integration, verification, and
training |
| IVT |
interface verification test |
| IVT |
intervehicular transfer |
| IW |
in work |
| IW |
intrawing |
| IWBS |
indirect work breakdown
structure |
| IWDS |
inter-work-package distributed
system |
| IWFS |
integrated waste fluid system |
| IWG |
Interface Working Group |
| IWP |
indirect work package |
| IWS |
integrated water system |
| J |
Joule (SI unit) |
| J/M |
jettison motor |
| J/S |
jammer-to-signal ratio |
| JAEIC |
Joint Atomic Energy Intelligence
Committee |
| JAEL |
JSC avionics evolution lab |
| JAN |
joint Army-Navy |
| JANNAF |
joint Army, Navy, NASA, Air
Force |
| JAS |
Journal of Aerospace Science |
| JB |
junction box |
| J-box |
junction box |
| JC |
job card |
| JCA |
jettison controller assembly |
| JCCS |
job card control system
(subsystem) |
| JCL |
job control language |
| J-CLOT |
joint closed-loop operations
test |
| JCS |
Joint Chiefs of Staff |
| JEA |
joint-endeavor agreement |
| JED |
julian ephemeris date |
| JEM |
Japanese experiment module |
| JEM |
EF Japanese Experiment Module
Exposed Facility |
| JES |
joint environment simulator |
| JETS |
joint electronic-type system |
| J-FACT |
joint flight acceptance
composite test |
| JFAS |
jet fuel accounting system |
| JFET |
junction field effect transistor |
| JIC |
job instruction card |
| JIP |
joint installation plan |
| JIR |
job improvement request |
| JIS |
joint integration simulation |
| JISWG |
Joint Integrated Simulation
Working Group |
| JIT |
just in time |
| JMTSS |
joint multichannel trunking and
switching system |
| JO |
job order |
| JOA |
joint operating agreement |
| JOC |
Joint Operations Center |
| JOD |
joint occupancy date |
| JOIP |
joint operation interface
procedure |
| JOIP |
joint operations interface plan |
| JOP |
joint operating procedure |
| JOP |
Jupiter orbiter probe (Galileo) |
| JOR |
job order request |
| JOVIAL |
Joule's own version
international algebraic language |
| JP |
jet propellant |
| JP |
jet propulsion |
| JPASO |
Joint Pacific Area Scheduling
Office |
| JPC |
joint power conditioner |
| JPIC |
Joint Program Integration
Committee |
| JPL |
Jet Propulsion Laboratory |
| JPO |
Joint Program Office |
| JPOC |
JSC Payload Operations Center |
| JPP |
joint program plan |
| JRB |
Joint Review Board |
| JSAT |
Joint Structural Assessment Team |
| JSC |
Johnson Space Center |
| JSCM |
JSC manual |
| JSL |
job select logic |
| JSLWG |
Joint Spacelab Working Group |
| JST |
joint systems test |
| JSTARS |
joint surveillance target attack
radar system |
| JSTPS |
joint strategic targeting
planning staff |
| J-T |
Joule-Thompson |
| JTA |
job task analysis |
| JTG |
Joint Training Group |
| JTIDS |
joint tactical integrated
display system |
| JTIDS |
joint technical information
distribution system |
| JTS |
job training standard |
| JTSC |
Joint Test Support Center |
| JURG |
Joint Users Requirements Group |
| K |
Kelvin |
| K |
kilocycle |
| K |
thousand |
| k |
kilo- (thousand) |
| K/S |
kick stage |
| KA |
kill assessment |
| KAPL |
KSC approved parts list |
| K-APM |
KSC automated payloads
plan/requirement |
| K-APN |
KSC automated payloads notice |
| K-APPS |
KSC automated payloads project
specification |
| KATE |
knowledge-based autonomous test
engineer |
| KATS |
KSC avionics test set |
| KAU |
kilo accounting unit |
| KB |
keyboard |
| kb |
kilobit |
| KBAC |
Kennedy booster assembly
contractor |
| KBC |
Kapton beta cloth |
| KBIM |
keyboard interface module |
| kbps |
kilobits per second |
| KBS |
knowledge-based system |
| kbs |
kilobits per second |
| KBSA |
knowledge-based software
assistant |
| KBU |
keyboard unit |
| KCAS |
knots calibrated airspeed |
| K-CITEM |
KSC CITE plan/requirement |
| KCR |
KSC change request |
| KCRT |
keyboard cathode-ray tube |
| KCS |
key configuration study |
| KCS |
keyboard configuration study |
| KCV |
KKV carrier vehicle |
| KDMS |
Kennedy data management system |
| KDN |
kinetically designed nozzle |
| K-DODM |
KSC DOD plan/requirement |
| K-DPM |
KSC DOD payloads
plan/requirement |
| K-DPN |
KSC DOD payloads notice |
| K-DPPS |
KSC DOD payloads project
specification |
| KDS |
Kennedy-developed software |
| KDT |
keyboard and display test |
| KDV |
KKV deployment vehicle |
| KE |
kinetic energy |
| KEAS |
knots equivalent airspeed |
| KEE |
knowledge engineering
environment |
| KELV |
KKV/ESM launch vehicle |
| KEV |
kinetic-energy vehicle |
| keV |
kiloelectron volt |
| KEW |
kinetic-energy weapon |
| kg |
kilogram |
| kgal/min |
kilogallons per minute |
| KHB |
KSC Handbook |
| KHIL |
KKV hardware in the loop |
| KHILS |
KKV hardware-in-the-loop
simulator |
| KHIT |
KKV hovering interceptor test |
| kHz |
kilohertz |
| KIAS |
knots indicated airspeed |
| KIMS |
KSC inventory management system |
| KIP |
keyboard input processor |
| KIS |
kitting instruction sheet |
| K-IUSM |
KSC IUS plan/requirement |
| K-IUSN |
KSC IUS notice |
| K-IUSPS |
KSC IUS project specification |
| KKV |
kinetic kill vehicle |
| KKVWS |
kinetic kill vehicle weapon
system |
| KKW |
kinetic kill weapon |
| klb |
thousands of pounds (kilopounds) |
| K-load |
constant load |
| km |
kilometer |
| km/hr |
kilometers per hour |
| KMI |
KSC management instruction |
| K-MMSEM |
KSC MMSE plan/requirement |
| K-MMSEN |
KSC MMSE notice |
| K-MMSEPS |
KSC MMSE project specification |
| KMR |
key milestone review |
| KMR |
Kwajalein Missile Range |
| KN |
kitting notice |
| KN |
KSC notice |
| KNO |
Kano, Nigeria |
| KOH |
potassium hydroxide |
| KOI |
KSC operation instruction |
| KOM |
KSC organizational manual |
| kops |
thousands of operations per
second |
| KOSC |
Kennedy Operations Support
Center |
| KPD |
KSC program directive |
| kpps |
kilopulses per second |
| KPRD |
KSC program requirements
document |
| kps |
kilometers per second |
| KPSM |
Klystron power supply modulator |
| krem |
kilorem |
| KREMS |
Kiernan reentry measurements
site |
| KREMS |
Kwajalein reentry measurement
system |
| ks/s |
kilosymbols per second |
| KSA |
Ku-band single access |
| KSC |
Kennedy Space Center |
| KSCAP |
Kennedy Space Center area permit |
| K-SLM |
KSC Spacelab plan/requirement |
| K-SLN |
KSC Spacelab notice |
| KSLOC |
thousands of source lines of
code |
| K-SLPS |
KSC Spacelab project
specification |
| K-SM |
KSC Shuttle management document |
| K-SPN |
KSC Shuttle project notice |
| K-SPS |
KSC Shuttle project
specification |
| KSSS |
KSC station set specification |
| K-SSS |
KSC Shuttle project station set
specification |
| K-STSM |
KSC STS plan/requirement |
| K-STSN |
KSC STS notice |
| K-STSPS |
KSC STS project specification |
| KTF |
Kauai Test Facility |
| KU |
keyboard unit |
| KuSP |
Ku-band signal processor |
| KV |
kill vehicle |
| kV |
kilovolt |
| kVA |
kilovolt-ampere |
| kW |
kilowatt |
| kWh |
kilowatt-hour |
| L |
lumen |
| L&C |
laboratory and checkout |
| L&D |
landing and deceleration |
| L&L |
launch and landing |
| L&LS |
launch and landing site |
| L&M |
Light and Medium Vehicles Office
(MSFC) |
| L&S |
land and sea |
| L&S |
logistics and support |
| L&T |
Laboratories and Test |
| L/C |
launch complex |
| L/C |
letter contact |
| L/D |
length-to-diameter |
| L/D |
lift-to-drag ratio |
| L/E |
left-hand engine |
| L/H |
local horizontal |
| L/M |
list of materials |
| L/O |
lift-off |
| L/R |
locus of radius |
| L/S |
landing site |
| L/S |
load system |
| L/T |
load test |
| L/V |
launch vehicle |
| L1 |
primary navigation signal
(1,572.42 MHz) |
| L2 |
secondary navigation signal
(1,227.6 MHz) |
| L3 |
NDS payload signal (1,381.05
MHz) |
| LA |
launch abort |
| LA |
launch aft |
| LA |
launch and ascent |
| LA |
launch area |
| LA |
launch azimuth |
| LA |
lightning arrester |
| LA |
low attitude |
| LAC |
Lockheed Aircraft Corporation |
| LACB |
Landing Aids Control Building |
| LACI |
laser autostigmatic cube
interferometer |
| LACIE |
large-area crop inventory
experiment |
| LACIP |
large-area crop inventory
program |
| LADS |
logistic automated data system |
| LAET |
limiting actual exposure time |
| LAGEOS |
laser geodynamic satellite |
| LAGS |
launch abort guide simulation |
| LAI |
logistics artificial
intelligence |
| LAIRT |
large-aperture infrared
telescope |
| LAIU |
launch abort interface unit |
| LAM |
low-altitude mission |
| LAMMR |
large-antenna multichannel
microwave radiometer |
| LAMOD |
laser optical motion detector |
| LAMP |
LODE advanced mirror program |
| LAMPS |
light airborne multipurpose
system |
| LAN |
local area network |
| LANES |
III LAN extensible simulator |
| LaNi5 |
lanthanum pentanickel |
| LANL |
Los Alamos National Laboratory |
| LAP |
linear accelerometer package |
| LAPSS |
large-area pulse solar simulator |
| LaRC |
Langley Research Center
(Hampton, Virginia) |
| LARS |
laminar angular rate sensor |
| LARSSYAA |
Laboratory for Application of
Remote Sensing Aircraft Analysis |
| LAS |
low-altitude sensor |
| LASERCOM |
laser communications payload |
| LASS |
large-amplitude space simulator |
| LASS |
low-altitude surveillance system |
| LASV |
low-altitude supersonic vehicle |
| LAT |
large angle torque |
| LAT |
logistic asset tracking |
| LAT |
lot acceptance test |
| LATRS |
laser acquisition and tracking
system |
| LAW |
low-altitude weapon |
| LB |
launch boost |
| LB |
load bank |
| LB |
low bay |
| LB |
lower brace |
| LBA |
Latin Businessmen's Association |
| LBDT |
low-bay dolly tug |
| LBET |
large beam expander technology |
| LBL |
left buttock line |
| LBM |
liquid boost module |
| LBM |
load buffer memory |
| LBNPD |
lower body negative pressure
device |
| LBR |
low bit rate |
| LBS |
L-band subsystem |
| LBSP |
logistics business systems plan |
| LBTB |
launch base test plan |
| LBTPP |
launch base test plan/procedure |
| LC |
lasercom |
| LC |
launch complex |
| LC |
launch cost |
| LC |
launch countdown |
| LC |
launch critical |
| LC |
left center |
| LC |
load carrier |
| LC&CO |
launch control and checkout |
| LCA |
launch control amplifier |
| LCA |
load control assembly |
| LCA |
load controller assembly |
| LCB |
least common bit |
| LCC |
Launch Control Center |
| LCC |
launch commit criteria |
| LCC |
launch control complex |
| LCC |
leadless chip carrier |
| LCC |
life cycle cost |
| LCCD |
launch commit criteria document |
| LCD |
launch countdown |
| LCE |
launch complex engineer |
| LCE |
launch complex equipment |
| LCF |
low-cycle fatigue |
| LCG |
liquid-cooled garment |
| LCH4 |
liquid methane |
| LCHTF |
low-cycle high-temperature
fatigue |
| LCM |
least common multiple |
| LCM |
liquid crystal mete |
| LCMS |
low-cost modular spacecraft |
| LCN |
logic change notice |
| LCN |
logistics control number |
| LCN |
loosely coupled network |
| LCOM |
logic control output module |
| LCR |
low cross range |
| LCS |
launch control system |
| LCS |
list of command signals |
| LCU |
line coupling unit |
| LCU |
load control unit |
| LCUG |
liquid cooling undergarment |
| LCV |
logistics cargo vehicle |
| LCVG |
liquid cooling and ventilation
garment |
| LCVG |
liquid cooling ventilation
garment |
| LD |
lateral direction |
| LD |
loading dock |
| LDB |
launch data bus |
| LDB |
logistics data bank |
| LDC |
lot date code |
| LDD |
logical data base design |
| LDEC |
lunar docking events controller |
| LDEF |
long-duration exposure facility |
| LDIU |
launch data interface unit |
| LDP |
large deployable reflector |
| LDP |
local data package |
| LDR |
low data rate |
| LDRP |
logistics depot repair procedure |
| LDS |
landing, deservicing, and safing |
| LDS |
landing/deceleration subsystem |
| LDS |
laser docking sensor |
| LDS |
launch detection satellite |
| LDS |
layered defense system |
| LDT |
level detector |
| LDT |
linear displacement transducer |
| LDZ |
lithium-depleted zone |
| LE |
launch escape |
| LE |
leading edge |
| LEA |
logistics engineering analysis |
| LEA/MP |
logistics engineering analysis
and maintenance planning |
| LEADS |
LWIR Exoatmospheric
Discrimination Study |
| LEAP |
lightweight exoatmospheric
projectile |
| Leasat |
leased satellite |
| LEB |
lower equipment bay |
| LEC |
Lockheed Electronics Company |
| LECP |
leading edge connective heat
transfer program |
| LED |
light-emitting diode |
| LEDC |
low-energy detonating charge |
| LEDI |
low endoatmospheric defense
interceptor |
| LEFF |
launch effectivity (flight
required to support) |
| LEFM |
linear elasticity fracture
mechanics |
| LEH |
launch and entry helmet |
| LEID |
low-energy ion detector |
| LEM |
laboratory environment model |
| LEM |
launch escape monitor |
| LEO |
librating equidistant observer |
| LEO |
low Earth orbit (up to 3,000 km) |
| LEP |
large external pressurized |
| LER |
long eye relief (optics) |
| LER |
lunar eyepiece receptacle |
| LES |
launch equipment shop |
| LES |
launch escape subsystem |
| LES |
launch-entry suit |
| LES |
leading edge subsystem |
| LES |
Lincoln experimental satellite |
| LESS |
leading edge structural
subsystem |
| LESS |
leading edge structure subsystem |
| LESS |
leading edge subsystem |
| LET |
linear energy transfer |
| LETF |
Launch Equipment Test Facility
(KSC) |
| LEU |
large external unpressurized |
| LEV |
lunar excursion vehicle |
| LF |
launch facility |
| LF |
launch forward |
| LF |
load factor |
| LF |
low frequency |
| LFA |
logistics/functional analysis |
| LFAF |
low-frequency accelerometer
flutter |
| LFAM |
low-frequency accelerometer
modes |
| LFAP |
low-frequency accelerometer pogo |
| LFF |
lower forward fuselage |
| LFM |
local focus mechanism |
| LFO |
low-frequency oscillator |
| LFOP |
Landing and Ferry Operations
Panel |
| LFRR |
low-frequency radio range |
| LFV |
lunar flying vehicle |
| LG |
landing gear |
| LGA |
low-gain antenna |
| LGS |
landing gear subsystem |
| LGTA |
landing gear test article |
| LH2 |
liquid hydrogen |
| LH |
left-hand |
| LHA |
local hour angle |
| LHC |
left-hand circular |
| LHCl |
liquid hydrogen chloride |
| LHCP |
left-hand circular polarization |
| LHCP |
left-hand circularly polarized |
| LHFEB |
left-hand forward equipment bay |
| LHOP |
laser-hardened optical payload |
| LHP |
left-hand panel |
| LHRCS |
left-hand reaction control
system (subsystem) |
| LHS |
left-hand side |
| LHSC |
left-hand side console |
| LI |
laser illuminator |
| LIB |
left inboard |
| LIC |
load interface circuit |
| LID |
laser-induced damage |
| LID |
leadless inverted device |
| LIDAR |
laser-radar |
| LIE |
left inboard elevon |
| LIFO |
last in, first out |
| LIMRC |
LRU Identification and
Maintenance Requirements Catalog |
| LIMS |
logistics information management
system |
| LIMS |
logistics inventory management
system |
| LINC |
logic and information network
compiler |
| LINJET |
liquid injection electric
thruster |
| LINS |
laser inertial navigation system |
| LiOH |
lithium hydroxide |
| LIP |
land impact program |
| LIS |
logistics information system |
| LISP |
list processing language |
| LIU |
line interface unit |
| LL |
launch and landing |
| LL |
launch left |
| LL |
lever lock |
| LL |
live load |
| LL |
long lead |
| LL |
long line |
| LL |
low-level |
| LL |
lower limit |
| L-L |
line-to-line |
| LLC |
logical link control |
| LLCF |
launch and landing computational
facility |
| LLCSC |
low-level computer software
component |
| LLCSC |
lower level computer software
component |
| LLI |
limited-life item |
| LLL |
limited-life list |
| LLNL |
Lawrence Livermore National
Laboratory |
| LLO |
low lunar orbit |
| LLO2 |
lunar liquid oxygen |
| LLOS |
landmark line of sight |
| LLP |
launch and landing project |
| LLPO |
Launch and Landing Project
Office |
| LLR |
load-limiting resistor |
| LLS |
launch and landing site |
| LLT |
long lead time |
| LLTIL |
long-lead-time items list |
| LM |
laboratory module |
| LM |
launch mode |
| LM |
left mid |
| LM |
logistics manager |
| LM |
logistics manual |
| LM |
long module |
| LM |
lunar module |
| LMD |
large mirror development |
| LMDE |
lunar module descent engine |
| LMDS |
logistics management data system |
| LME |
launch monitor equipment |
| LMF |
lower mid fuselage |
| LMG |
left main gear |
| LMIF |
lower mechanical integration
frame |
| LMLG |
left main landing gear |
| LMP |
list measurement point |
| LMRT |
logistics management
responsibility transfer |
| LMS |
load measurement system |
| LMS |
logistics master schedule |
| LMSC |
Lockheed Missiles and Space
Corporation |
| LMSS |
lunar mapping and survey system |
| LMT |
logistics management transfer |
| LN2 |
liquid nitrogen |
| LNA |
low-noise amplifier |
| LNG |
liquified natural gas |
| LO |
launch operations |
| LO |
lift-off |
| LO |
local oscillator |
| LO |
lock-on |
| LO |
lubricating oil |
| LOA |
landing operations area |
| LOA |
launch operations area |
| LOAD |
low-altitude defense |
| LOAP |
list of applicable publications |
| LOB |
launch operations building |
| LOB |
left outboard |
| LOB |
line of balance |
| LOC |
launch operations center |
| LOC |
launch operations complex |
| LOC |
launch operations contractor |
| LOC |
level of conflict |
| LOC |
lines of code |
| LOC |
loss of control |
| LOCB |
Launch Operations Control
Building |
| LOCS |
local optical correction system |
| LOD |
Launch Operations Directorate |
| LOD |
Launch Operations Division |
| LOD |
launch order document |
| LODE |
large-optics demonstration
equipment |
| LODE |
large-optics demonstration
experiment |
| LOE |
left outboard elevon |
| LOE |
level of effort |
| LOE |
line of effort |
| LOFAR |
low-frequency acquisition and
ranging |
| LOFO |
low-frequency oscillation |
| LOGCENT |
Logistics Control Center |
| LOGMOD |
logic model |
| LOGO |
limit of government obligation |
| LOI |
lunar orbit insertion |
| LOIS |
Logistics Information Simulator |
| LOL |
limit of liability |
| LOLI |
limited-operational-life items |
| LON |
launch on need |
| LONS |
local on-line network system |
| LOO |
launch operations orders |
| LOOMS |
laser optics operations and
maintenance support |
| LOP |
Launch Operations Panel |
| LOR |
lunar orbit rendezvous |
| LORA |
level-of-repair analysis |
| loran |
long-range navigation |
| LOS |
lift-off simulator |
| LOS |
line of sight |
| LOS |
loss of signal |
| LOS |
loss of sync |
| LOSHEA |
line-of-sight hard Earth angle |
| LOSP |
Landing Operations Support Panel |
| LOSR |
line-of-sight range |
| LOSS |
lunar orbital space station |
| LOT |
lift-off time |
| LOV |
limit of visibility |
| LOWG |
Landing Operations Working Group |
| LOX |
liquid oxygen |
| LP |
launch pad |
| LP |
launch processing |
| LP |
line printer |
| LP |
liquid propellant |
| LP |
low-pass |
| LP |
low-pressure |
| LP |
lower panel |
| LPA |
log periodic antenna |
| LPA |
low-power amplifier |
| LPD |
landing point designator |
| LPD |
launch preparation document |
| LPD |
launch procedure document |
| LPD |
list of physical dimensions |
| LPE |
liquid phase epitaxy |
| LPF |
low-pass filter |
| LPFT |
low-pressure fuel turbopump |
| LPFTP |
low-pressure fuel turbopump |
| LPG |
liquid-propellant gun |
| LPI |
low probability of intercept |
| LPIF |
Launch Package Integration
Facility |
| LPLWS |
launch pad lightning warning
system |
| lpm |
lines per minute |
| LPOP |
low-pressure oxidizer pump |
| LPOT |
low-pressure oxidizer turbopump |
| LPOTP |
low-pressure oxidizer turbopump |
| LPOX |
low-pressure oxygen |
| LPS |
large pointing system |
| LPS |
launch processing system |
| lps |
liters per second |
| LPTTL |
low-pressure
transistor-transistor logic |
| lpW |
lumens per watt |
| LQR |
linear quadratic regulator |
| LR |
laboratory request |
| LR |
landing radar |
| LR |
launch right |
| LR |
left rear |
| LR |
left rudder |
| LR |
lower right |
| LR/LD |
line receiver/line driver |
| LRA |
laser retroreflector array |
| LRB |
liquid rocket booster |
| LRCA |
long-range combat aircraft |
| LRD |
Launch Recovery Division |
| LRD |
launch requirements document |
| LRE |
latest revised estimate |
| LRE |
liquid rocket engine |
| LRES |
Liquid Rocket Engine Stability
Program |
| LRF |
liquid rocket fuel |
| L-RFE |
L-band RF electronics |
| LRIP |
low-rate initial production |
| LRO |
large radio observatory |
| LROSS |
Long-Range Optical System Study |
| LRP |
long-range plan |
| LRR |
launch readiness review |
| LRSI |
low-temperature reusable surface
insulation |
| LRU |
line replaceable unit |
| LRU |
lowest replaceable unit |
| LRV |
launch readiness verification |
| LRV |
long-range video |
| LRV |
lunar roving vehicle |
| LRW |
left rendezvous window |
| LS |
landing site |
| LS |
launch sequence |
| LS |
launch site |
| LS |
left side |
| LS |
life science |
| LS |
life systems |
| LS |
limit switch |
| LS |
local store |
| LS |
long scarf (thruster nozzle) |
| LS/PPF |
Launch Site Payload Processing
Facility |
| LS/ST |
light shield/star tracker |
| LSA |
labor surplus area |
| LSA |
launch services agreement |
| LSA |
logistics support analysis |
| LSACN |
logistics support analysis
control number |
| LSAH |
Launch Site Accommodations
Handbook |
| LSAP |
launch sequence applications
program |
| LSAP |
logistics support analysis plan |
| LSAR |
logistics support analysis
record |
| LSAS |
logistics support analysis
strategy |
| LSB |
launch support building |
| LSB |
least significant bit |
| LSB |
lower side band |
| LSC |
Launch Services Contract
(contractor) |
| LSC |
launch support contractor |
| LSC |
launch support controller |
| LSC |
linear-shaped charge |
| LSCA |
logistics support cost analysis |
| LSD |
launch systems data |
| LSD |
low-speed data |
| LSE |
launch support equipment |
| LSE |
life support equipment |
| LSEAT |
launch systems evaluation
advisory team |
| LSF |
laboratory simulation facility |
| LSF |
launch support facility |
| LSFR |
launch site flow review |
| LSG |
linear sequence generator |
| LSI |
large-scale integration |
| LSI |
Lear Siegler, Incorporated |
| LSIC |
large-scale integrated circuit |
| LSIC |
launch support integration
contractor |
| LSIC |
launch system integration
contractor |
| LSID |
launch sequence and interlock
document |
| LSM |
life science module |
| LSM |
logistics support manager |
| LSMDB |
logistics simulation models and
data bases |
| LSO |
landing support officer |
| LSO |
large solar observatory |
| LSO |
Launch Support Operations |
| LSO |
life systems officer |
| LSOC |
launch support operations
contractor |
| LSOC |
Lockheed Space Operations
Company |
| LSP |
least significant portion |
| LSPDF |
Life Science Payload Development
Facility |
| LSPPS |
logistics support plan for
preoperational support |
| LSR |
land-sea rescue |
| LSR |
laser scanning radar |
| LSR |
launch site recovery |
| LSR |
launch support request |
| LSR |
logistics shop release |
| LSR |
logistics success rate |
| LSRM |
life science research module |
| LSS |
landing and separation simulator |
| LSS |
large space structure |
| LSS |
launch site support |
| LSS |
launch support services |
| LSS |
life support system (subsystem) |
| LSS |
load sensing system |
| LSSC |
launch site support contractor |
| LSSD |
level-sensitive scan design |
| LSSE |
laser sensor support equipment |
| LSSL |
Life Sciences Space Laboratory |
| LSSM |
launch site support manager |
| LSSP |
launch site support plan |
| LSSRC |
life sciences Shuttle research
centrifuge |
| LSST |
launch site support team |
| LST |
large space telescope |
| LST |
large stellar telescope |
| LST |
launch support team |
| LST |
liquid storage tank |
| LST |
local standard time |
| LSTD |
laser system technology
demonstration |
| LSTE |
launch site transportation
equipment |
| LSTS |
launch site test set |
| LSU |
life support umbilical |
| LSUR |
launch site utilization report |
| LT |
lead time |
| LT |
lot traceability |
| LTA |
lighter than air |
| LTA |
lower torso assembly |
| LTD |
lift-to-drag |
| LTD |
long-term disability |
| LTDT |
Langley transonic dynamics
tunnel |
| LTG |
linear tangent guidance |
| LTH |
lethality and target hardening |
| LTHIS |
laboratory test hardware
inventory status |
| LTM |
lead time matrix |
| LTM |
load transformation matrix |
| LTR |
laboratory test report |
| LTV |
Ling Tempco Vaught |
| LTV |
lunar transfer vehicle |
| LTVC |
linear terminal velocity
constraint |
| LTWG |
Launch Test Working Group |
| LUD |
layup die |
| LULAC |
League of United Latin American
Citizens |
| LUPI |
laser unequal path
interferometer |
| LUPWT |
Langley unitary plan wind tunnel |
| LUS |
liquid upper stage |
| LUT |
launch umbilical tower |
| LV |
launch vehicle |
| LV |
lift vector |
| LV |
limit value |
| LV |
load vertical |
| LV |
loading valve |
| LV |
local vertical |
| LV |
low-voltage |
| LVDC |
launch vehicle digital computer |
| LVDT |
linear variable differential
transformer |
| LVDT |
linear velocity displacement
transducer |
| LVDT |
linear voltage differential
transformer |
| LVE |
low-voltage electronics |
| LVFRR |
launch vehicle flight readiness
review |
| LVIP |
launch vehicle integration plan |
| LVIS |
logistics verification
information system |
| LVLH |
local vertical/local horizontal |
| LVO |
launch vehicle operations |
| LVP |
low-voltage pressure |
| LVPS |
low-voltage power supply |
| LVR |
low-voltage release |
| LVS |
launch vehicle simulator |
| LVS |
launch vehicle system |
| LVSG |
Launch Vehicle Study Group |
| LVSSTS |
launch vehicle safety system
test set |
| LVTC |
launch vehicle test conductor |
| LW |
launch window |
| LW |
lightweight |
| LWA |
local wavefront analyzer |
| LWD |
launch window display |
| LWD |
left wing down |
| LWG |
Logistics Working Group |
| LWHS |
lightweight headset |
| LWIR |
long-wavelength infrared |
| LWOP |
leave without pay |
| LWS |
lightning warning system |
| M |
Mach number |
| M |
mega- |
| M |
million |
| M |
number of revolutions required
for the rendezvous |
| M- |
time in days before move
operations |
| M&A |
monitor and alarm |
| M&C |
maintenance and checkout |
| M&F |
manufacturing and facilities |
| M&I |
management and integration |
| M&L |
maintenance and logistics |
| M&M |
materials and maintenance |
| M&O |
maintenance and operations |
| M&P |
Materials and Processes
(Engineering) |
| M&P |
materials and processes |
| M&R |
maintenance and refurbishment |
| M&R |
maintenance and repair |
| M&RF |
maintenance and refurbishing
facility |
| M&S |
maintenance and security |
| M&S |
mapping and surveying |
| M/E |
mechanical/electrical |
| M/F |
maintenance factor |
| M/I |
minimum impulse |
| M/L |
maintenance loop |
| M/L |
manual local |
| M/LR |
maintenance loop recorder |
| M/M |
maximum and minimum |
| M/P |
main parachute |
| M/P |
mass properties |
| M/PHE |
material or personnel handling
equipment |
| M/R |
mixture ratio (fuel to oxidizer) |
| M/S |
main stage |
| M/S |
measurement stimuli |
| M/SCI |
mission/safety-critical item |
| M/U |
mockup |
| M/W |
make work |
| M2P2 |
multimission production plan |
| M50 |
Aries mean of 1950, Cartesian
coordinates |
| MA |
maintenance ability |
| MA |
multiple access |
| MA |
maintenance advisor |
| MA |
master alarm |
| MA |
material authorization |
| MA |
Mercury-Atlas |
| MA |
metabolic analyzer |
| MA |
mike amplifier |
| MA |
missed approach |
| MA |
mission analysis |
| mA |
milliampere |
| MA&P |
maintenance analysis and
planning |
| MA&SE |
mission analysis and system
engineering |
| MA&T |
manufacturing assembly and test |
| MAA |
Mathematical Association of
America |
| MAA |
maximum authorized altitude |
| MAAB |
Materials Application Advisory
Board |
| MAAS |
mission area analysis system |
| MAB |
master acquisition bus |
| MAB |
Materials Advisory Board |
| MAB |
Materials Applications Board |
| MAB |
mechanical automation breadboard |
| MAB |
Missile Assembly Building |
| MAC |
Maintenance Advisory Committee |
| MAC |
Material Air Command |
| MAC |
maximum allowable concentration |
| MAC |
mean aerodynamic chord |
| MAC |
media access control |
| MAC |
Military Airlift Command |
| MAC |
months after contract |
| MAC |
multiaccess computer |
| MAC |
multimission applications
concept |
| MACDS |
monitor and control display
system |
| MACE |
mechanical antenna control
electronics |
| MACE |
missile and control equipment |
| MACO |
major assembly checkout |
| MACRO |
merge and correlate recorded
output |
| MACS |
management and control system |
| MAD |
Madrid, Spain (STDN) |
| MAD |
maintenance analysis data |
| MAD |
momentum accumulation and
dumping |
| MADC |
multiplexer analog-to-digital
converter |
| MADCS |
modular attitude determination
and control system |
| MADRE |
manufacturing data retrieval
(system) |
| MADS |
modular auxiliary data system |
| MADS |
monitor and control display
system |
| MAEP |
minimum autoland entry point |
| MAF |
main assembly fixture |
| MAF |
manpower authorization file |
| MAF |
Michoud Assembly Facility |
| MAF |
mixed amine fuel |
| MAGSAT |
magnetometer satellite |
| MAI |
machine-aided indexing |
| MAICO |
manufacturing, assembly,
installation, and checkout |
| MAIDS |
management automated information
display system |
| MAIDS |
multipurpose automatic
inspection and diagnostic system |
| MAIL |
Mockup and Integration
Laboratory |
| MAIR |
manufacturing and inspection
record |
| MAL |
material allowance list |
| MAL |
mobile airlock |
| MAL |
model assembly list |
| MALT |
model assembly list transmittal |
| MAN |
microwave aerospace navigation |
| MANTECH |
manufacturing technology |
| MAOT |
maximum allowable operating time |
| MAP |
maintenance analysis program |
| MAP |
manufacturing automation
protocol |
| MAP |
measurement allocation plan |
| MAP |
message acceptance pulse |
| MAP |
missed approach point |
| MAP |
mission application program |
| MAPOLE |
magnetic dipole spark
transmitter |
| MAPS |
measurement of air pollution
from satellites |
| MAPTIS |
materials and processes
technical information system |
| MAR |
maintenance and refurbishment |
| MAR |
memory address register |
| MAR |
mid-deck accommodations rack |
| MARP |
Markov analysis and reliability
prediction |
| MARRS |
mission analysis and
reconfiguration requirements system |
| MARS |
manned astronautical research
station |
| MARS |
Martin automatic reporting
system |
| MARS |
MCC automated reconfiguration
system |
| MARS |
modular airborne recorder system |
| MAS |
MAST approval sheet |
| MAS |
measurement approval sheet |
| MAS |
medium-altitude sensor |
| MASDC |
Military Aircraft Storage and
Disposition Center |
| MASER |
microwave amplification through
stimulated eadiation |
| MASSPO |
Manned Space Flight Support
Project Office |
| MAST |
measurement and stimulus |
| MAST |
measurement and stimulus system
(data base) |
| MASTIF |
Multiaxis Spin Test Inertial
Facility |
| MAT |
meteorological atmospheric
turbulence |
| MAT |
mount alignment tool |
| MAT |
multiple actuator test |
| MATCO |
material control |
| MATCO |
materials analysis, tracking,
and control |
| MATE |
modular automated test equipment |
| MATE |
modular automatic test equipment |
| MATS |
master manufacturing and test
schedule |
| MAU |
million accounting units |
| MAWG |
Maintenance Analyzer Working
Group |
| MB |
main bus |
| MB |
management baseline |
| MB |
manned base |
| MB |
midbody |
| Mb |
megabit |
| Mb |
megabyte |
| Mb/s |
megabits per second |
| MBA |
multiple beam antenna |
| MBA |
multiple berthing adapter |
| MBAC |
Marshall booster assembly
contractor |
| MBAR |
Marshall baseline accounting and
reporting system |
| mbar |
millibar |
| MBB |
Messerschmitt-Boklow-Blahn |
| MBC |
maximum breathing capacity |
| MBCP |
mission budget capture program |
| MBCS |
motion base crew station (SMS) |
| MBE |
Minority Business Enterprises |
| MBFP |
manufacturing build and flow
plan |
| MBI |
multibus interface |
| MBK |
medications and bandage kit |
| MBL |
mobile unit (TACAN station) |
| MBM |
magnetic bubble memory |
| MBO |
management by objective |
| MBPS |
main bus power supply |
| Mbps |
megabits per second |
| mbps |
millibits per second |
| MBSU |
main bus switching unit |
| MBV |
main base visit |
| MC |
machine check |
| MC |
mission controller |
| MC |
momentary contact |
| MC |
manual control |
| MC |
material control |
| MC |
memory configuration |
| MC |
midcourse correction |
| MC |
military characteristic |
| MC |
mission capability |
| MC |
mission completion |
| MC |
mission continuation |
| MC&C |
measurement, command, and
control |
| MC&W |
master caution and warning |
| MC/EC |
mission-critical/embedded
computer |
| MCA |
main console assembly |
| MCA |
maximum crossing altitude |
| MCA |
monitoring and control assembly |
| MCA |
motor controller assembly |
| MCA |
multichannel analyzer |
| MCAT |
Manufacturing Cell Action Team |
| MCAT |
missile carrier air transport |
| MCBF |
mean cycle between failures |
| MCC |
main combustion chamber |
| MCC |
main control console |
| MCC |
midcourse correction |
| MCC |
Mission Control Center (JSC) |
| MCC |
mobile command center |
| MCCC |
Mission Control and Computing
Center |
| MCCG |
Mission Command and Control
Group (NASA) |
| MCC-H |
Mission Control Center, Houston |
| MCC-K |
Mission Control Center, Kennedy |
| MCCL |
maintainability criteria
checklist |
| MCCL |
maintenance criteria checklist |
| MCCP |
mission contamination control
plan |
| MCCR |
mission-critical computer
resource |
| MCCS |
Mission Control Center
simulation |
| MCCS |
Mission Control Center system |
| MCCS |
mission-critical computer system |
| MCD |
minimum cost design |
| MCDS |
maintenance control and display
system |
| MCDS |
malfunction CRT display system |
| MCDS |
management communication and
data system |
| MCDS |
multifunction CRT display system |
| MCDU |
multifunction CRT display unit |
| MCE |
manpower and cost estimate |
| MCE |
model control element |
| MCF |
maintenance and checkout
facility |
| MCF |
military computer family |
| MCF |
mission control facility |
| MCI |
midcourse interceptor |
| MCIR |
mission configuration and
implementation requirements |
| MCIS |
material control and information
system |
| MCIU |
manipulator controller interface
unit |
| MCIU |
master controller interface unit |
| MCIU |
mission control and interface
unit |
| MCL |
mass cargo lander |
| MCL |
mass change log |
| MCL |
master configuration list |
| MCLT |
maximum cruise level thrust |
| MCM |
MADS control module |
| MCM |
multichip module |
| MCN |
maintenance change notice |
| MCN |
master change notice |
| MCO |
mission control operations |
| MCOP |
Mission Control Operations Panel |
| MCP |
main control panel |
| MCP |
monitoring and control panel |
| MCP |
master change package |
| MCP |
master change proposal |
| MCP |
master computer program |
| MCP |
materials control plan |
| MCP |
measurements control procedure |
| MCP |
Military Construction Program |
| MCP |
minor cycle period |
| MCP |
mission control programmer |
| MCPC |
manipulator controller power
conditioner |
| MCPP |
mission configuration product
plan |
| MCPS |
major cost proposal system |
| MCR |
master change record |
| MCR |
master change request |
| MCRDF |
mission configuration
requirements data file |
| MCRF |
mission configuration
requirements file |
| MCRG |
Mission Configuration
Requirements Group |
| MCS |
maintenance and checkout station |
| MCS |
management control system |
| MCS |
maneuver control system |
| MCS |
manufacturing control system |
| MCS |
master control station |
| MCS |
measurements calibration system |
| MCS |
mission control system |
| MCS |
monitor control system |
| MCT |
maximum climb thrust |
| MCT |
MCC console trainer |
| MCT |
Mercad telluride |
| MCT |
mercury, cadmium, telluride |
| MCT |
methodology coordination team |
| MCT |
mission control team |
| MCU |
master control unit |
| MCU |
medium close-up |
| MCU |
mission control unit |
| MCVP |
materials control and
verification program |
| MCW |
modulated continuous wave |
| MD |
malfunction detection |
| MD |
manual direct |
| MD |
manual disconnect |
| MD |
master dimension |
| MD |
microdot |
| MD |
mid-deck |
| MD |
Missile Division |
| MD |
mission director |
| MDA |
maintainability design approach |
| MDA |
manufacturing design analysis |
| MDA |
mid-deck assembly |
| MDA |
mission data analysis |
| MDA |
motor drive amplifier |
| MDA |
multiple docking adapter |
| MDAC |
McDonnell Douglas Aircraft
Company |
| MDAC |
McDonnell Douglas Astronautics
Company |
| MDAR |
malfunction detection, analysis,
and recording |
| MDAS |
meteorological data acquisition
system |
| MDAS |
mission data acquisition system |
| MDB |
main memory data output bus |
| MDB |
master data base |
| MDB |
mission data book |
| MD-BF |
body flap manual direct control
mode |
| MDC |
main display console |
| MDC |
mission director center |
| MDC |
mission duty cycle |
| MDCA |
main distribution control
assembly |
| MDCS |
maintenance data collection
system |
| MDCS |
malfunction display and control
system |
| MDCS |
master digital command system |
| MDCS |
material data collection system |
| MDD |
mate/demate device |
| MDDS |
material directory data sheet |
| MDE |
mission-dependent equipment |
| MDE |
mission-dependent experiment |
| MDE |
modular display electronics |
| MDF |
main distribution frame |
| MDF |
Manipulator Development Facility |
| MDF |
Mating/Demating Facility |
| MDF |
mild detonating fuse |
| MDFP |
MAST data format processing |
| MDFP |
mission data format processing |
| MDI |
management data and information |
| MDI |
mission data input |
| MDL |
master data library |
| MDL |
module design language |
| MDL |
momentum dump logic |
| MDM |
manipulator deployment mechanism |
| MDM |
Material Division Manual |
| MDM |
module design methodology |
| MDM |
multiplexer/demultiplexer |
| MDOP |
maximum design operating
pressure |
| MDP |
main display panel |
| MDP |
master display panel |
| MDP |
mission data pressure |
| MDP |
mission data processing |
| MDP |
mission data processor |
| MD-P |
pitch manual direct control mode |
| MDR |
maintenance demand rate |
| MDR |
monthly director's review |
| MDR |
major design review |
| MDR |
manufacturing design review |
| MDR |
material disposition review |
| MDR |
mechanical design review |
| MDR |
midterm design review |
| MDR |
minor discrepancy repair |
| MDR |
missing data report |
| MDR |
mission data reduction |
| MDRD |
mission data requirements
document |
| MDRS |
manufacturing data retrieval
system |
| MDRS |
mission data retrieval system |
| MDS |
magnetic disk system |
| MDS |
malfunction detection system |
| MDS |
management data system |
| MDS |
master development schedule |
| MDS |
minimum discernible signal |
| MDS |
mission development simulator |
| MDSD |
mate/demate stiff-leg derrick |
| MDSE |
manufacturing and development
support equipment |
| MDSS |
mission data support system |
| MDSSC |
McDonnell Douglas Space Systems
Company |
| MDST |
mission director support team |
| MDST |
mission disaster support team |
| MDT |
maintenance demand time |
| MDT |
mean detonating time |
| MDT |
mean downtime |
| MDT |
measurement descriptor table |
| MDT |
mountain daylight time |
| MDTSCO |
McDonnell Douglas Technical
Service Company |
| MDU |
mission data unit |
| MDV |
map and data viewer |
| MD-YR |
yaw roll manual direct control
mode |
| ME |
main engine |
| ME |
management engineering |
| ME |
Manufacturing Engineering (MSFC) |
| ME |
metallurgical engineer |
| ME |
miscellaneous equipment |
| ME |
mission evaluation |
| ME&D |
manufacturing engineering and
development |
| MEA |
main electronics assembly |
| MEA |
maintenance engineering analysis |
| MEAR |
maintenance engineering analysis
request |
| MEAR |
manufacturing engineering
analysis report |
| MEB |
main electronics box |
| MEBA |
Marine Engineers' Beneficial
Association |
| MEBO |
main engine burnout |
| MEC |
main engine controller |
| MEC |
manual emergency control |
| MEC |
master event controller |
| MEC |
mission events controller |
| MECA |
main engine controller assembly |
| MECA |
missile electronics computer
assembly |
| MECAS |
mission equipment configuration
accounting system |
| MECCA |
master electrical common
connector assembly |
| MECF |
main engine computational
facilities |
| MECLSI |
mission equipment configuration
launch site installation |
| MECO |
main engine cutoff |
| MECR |
maintenance engineering change
request |
| MECSLSI |
mission equipment cargo Shuttle
launch site |
| MECSLSI |
mission equipment cargo support
launch site |
| MED |
manual entry device |
| MED |
momentum exchange device |
| MEDICS |
medical information computer
system |
| MEDS |
mechanical engineering design
system |
| MEE |
mission-essential equipment |
| MEECN |
minimum essential emergency
communication network |
| MEFE |
mission-essential-function
equipment |
| MEI |
main engine ignition |
| MEI |
master end item |
| MEIU |
main engine interface unit |
| MEK |
methylethyl ketone |
| MEK |
mission equipment kit |
| MEKF |
Misson Equipment Kit Facility |
| MEL |
minimum equipment list |
| MELI |
master equipment list index |
| MEM |
Mars excursion module |
| MEM |
meteoroid exposure module |
| MEM |
mid-deck electronics module |
| MEM |
module exchange mechanism |
| MENS |
mission element needs statement |
| MEO |
manufacturing engineering order |
| MEO |
mid Earth orbit |
| MEOP |
maximum expected operating
pressure |
| MEP |
main engine propellant |
| MEP |
management engineering program |
| MEP |
Manipulator Engineering Panel |
| MEP |
mean effective pressure |
| MEP |
medium external pressurized |
| MEP |
minimum entry point |
| MER |
Mission Evaluation Room |
| MERL |
Materials Engineering Research
Laboratory |
| MERSAT |
meteorology and Earth
observation satellite |
| MERU |
milli-Earth rate unit |
| MES |
main engine start |
| MES |
mated elements simulator |
| MES |
mated events simulator |
| MES |
mission events sequence |
| MESA |
miniature electrostatic
accelerometer |
| MESA |
modular equipment stowage
assembly |
| MESC |
master events sequence
controller |
| MESC |
mission events sequence
controller |
| MESELSI |
mission extension Shuttle
equipment launch site |
| MESELSI |
mission extension support
equipment launch site |
| MESSOC |
model evaluation of Space
Station operations cost |
| MET |
master events timer |
| MET |
mission elapsed time |
| MET |
mission events timer |
| MET |
multielement test |
| METS |
multienvironment test system |
| METVC |
main engine thrust vector
control |
| MEU |
medium external unpressurized |
| MEV |
mass excursion vehicle |
| MeV |
megaelectron volt |
| MEWG |
Maintenance Engineering Working
Group |
| MF |
major function |
| MF |
master frame |
| MF |
mate and ferry |
| MF |
mated flight |
| MF |
medium frequency |
| MF |
mid-deck forward |
| MF |
midfuselage |
| MF |
motor field |
| MFA |
manned flight awareness |
| MFBP |
manufacturing flow and build
plan |
| MFC |
manual flight control |
| MFC |
multiple-flight computer |
| MFC |
multiple-flight controller |
| MFCS |
manual flight control system |
| MFD |
main feed |
| MFD |
malfunction detection |
| MFD |
metal friction device |
| MFE |
midfrequency executive |
| MFF |
MDM flight forward |
| MFG |
major functional group |
| MFLOPS |
millions of floating-point
operations per second |
| MFO |
major function overlay |
| MFP |
main free path |
| MFP |
mission flight plan |
| MFP |
mosaic focal plane |
| MFR |
manipulator foot restraint |
| MFR |
maximum flight rate |
| MFR |
multifunctional receiver |
| MFR |
multifunctional review |
| MFRM |
mobile foot restraint
manipulator |
| MFSK |
M-ary frequency shift keying |
| MFSP |
macrofunction signal processor |
| MFT |
mean flight time |
| MFT |
module fixture transporter |
| MFTAD |
master flight test assignment
document |
| MFTIO |
minimum flyout time for orbital
interception |
| MFV |
main fuel valve |
| MG |
middle gimbal |
| MG |
mission generation |
| MG |
mobile generator |
| MG |
motor-generated |
| mg |
milligram |
| MGA |
middle gimbal angle |
| MGC |
manual gain control |
| MGE |
maintenance ground equipment |
| MGI |
management group identifier |
| MGS |
mobile ground station |
| MGS |
mobile ground system |
| MGSE |
mechanical ground support
equipment |
| MGT |
major ground test |
| MGT |
mobile ground terminal |
| MGVT |
mated ground vibration test |
| MH |
man-hour |
| MHA |
multiple-headset adapter |
| MHC |
manipulator hand controller |
| MHD |
magnetohydrodynamics |
| MHD |
multihead disk |
| MHE |
material handling equipment |
| MHF |
medium high frequency |
| MHP |
move and handling procedure |
| MHSC |
manipulator handset controller |
| MHV |
miniature homing vehicle |
| MHW |
multihundred watt |
| MHz |
megahertz (megacycles per
second) |
| MI |
malleable iron |
| MI |
management information |
| MI |
minimum impulse |
| MI |
minority institution |
| MIA |
multiple-interface adapter |
| MIA |
multiplexer interface adapter |
| MIB |
master interconnect board |
| MIB |
minimum-impulse bit |
| MIB |
multilayer interconnection board |
| MIC |
Management Information Center |
| MIC |
memory interface connector |
| MIC |
minimum-impulse controller |
| MICB |
Meck Island Control Building |
| MICB |
Mission Integration Change Board |
| MICIS |
material inventory control and
information system |
| MICIS |
mechanized information control
inventory system |
| MICIS |
mechanized inventory control
information system |
| MICNS |
modular integrated communication
and navigation system |
| MICOM |
Missile Command |
| MICOM |
Missile Command (Army) |
| MICOS |
multifunctional infrared
coherent optical sensor |
| MICS |
management information and
control system |
| MIDAS |
mission integrated design
analysis simulator |
| MIDDS |
meteorological interactive data
display system |
| MIDSIM |
midcourse exoatmospheric
event-based simulator |
| MIDSIM |
midcourse simulation |
| MIEWF |
master integrated engineering
work file |
| MIF |
mechanical integration frame |
| MIF |
module integration facility |
| MIG |
metal inert gas |
| MIG |
miniature integrating gyro |
| MII |
master inspection item |
| MIIA |
Merritt Island industrial area
(NASA) |
| MIL |
GSFC STDN station (KSC) |
| MIL |
man in loop |
| MILA |
Merritt Island launch area |
| MILCOMSAT |
military communications
satellite |
| MILES |
a computerized schedule system |
| MILS |
missile impact location system |
| MILSTAR |
military communications
satellite |
| MILSTAR |
military strategic and tactical
relay system |
| MIL-STD |
military standard |
| MIMO |
multiple instruction, multiple
data paths |
| MIMOSA |
mission modes and space analysis |
| MIMR |
monthly integration management
review |
| MIMS |
medical information management
system |
| MINW |
master interface network |
| MIO |
Management Integration Office |
| MIP |
mandatory inspection point |
| MIP |
Measurement Integration Panel |
| MIP |
minimum-impulse pulse |
| MIP |
MMU integration plan |
| MIP |
modification instruction package |
| MIPIAN |
computer-assisted process
planning |
| MIPIR |
missile impact pointing imaging
radar |
| MIPR |
military intergovernmental
purchase request |
| MIPS |
Merritt Island press site |
| Mips |
million instructions per second |
| Mips |
millions of instructions per
second |
| MIR |
malfunction investigation report |
| MIR |
mission integration review |
| MIRS |
management information and
reporting system |
| MIRV |
multiple independently
targetable reentry vehicles |
| MIS |
magnetic isolation system |
| MIS |
management information system |
| MIS |
master index schedule |
| MIS |
master integrated schedule |
| MIS |
mission information system
(subsystem) |
| MIS-PLAN |
MIS-payload activity network |
| MISTRAM |
missile trajectory measurement |
| MIT |
Massachusetts Institute of
Technology |
| MIT |
master instruction tape |
| MIT |
mercury in thruster |
| MIT |
mercury ion transfer |
| MIT |
mission integration team |
| MIT/LL |
Massachusetts Institute of
Technology, Lincoln Laboratory |
| MITAS |
missile threat analysis
simulation (simulator) |
| MITIL |
MIT Instrumentation Laboratory |
| MITOC |
missile intercom technical
operational communication |
| MITTS |
mobile IGOR tracking telescope
system |
| MIU |
malfunction insertion unit |
| MIUS |
modular integrated utility
system |
| MIVP |
mission interface verification
plan |
| MJ |
mechanical joint |
| MJ |
megajoule |
| MJS |
manipulator jettison system |
| m-kg |
meter-kilogram |
| ML |
message line |
| ML |
mobile launcher |
| ML |
mold line |
| MLA |
MDM launch aft |
| MLA |
monochrome lens assembly |
| MLB |
multilayer board |
| MLC |
mobile launcher computer |
| MLE |
mesoscale lightning experiment |
| MLF |
MDM launch forward |
| MLG |
main landing gear |
| MLGD |
main landing gear door |
| MLGS |
microwave landing guidance
system |
| MLI |
multilayer insulation |
| MLL |
MDM launch left |
| MLP |
machine language program |
| MLP |
mobile launch platform |
| MLP |
mobile launcher platform |
| MLR |
MDM launch right |
| MLR |
monodisperse latex reactor |
| MLS |
medium long shot |
| MLS |
microwave landing system |
| MLS |
multilevel security |
| MLV |
medium launch vehicle |
| MLV |
medium-lift launch vehicle |
| MLW |
maximum landing weight |
| MM |
main memory |
| MM |
main module |
| MM |
major mode |
| MM |
man-month |
| MM |
Marshall manual |
| MM |
mass memory |
| MM |
material manual |
| MM |
motor module |
| mm |
millimeter |
| MM&TS |
master manufacturing and test
schedule |
| MMA |
moving mechanical assembly |
| MMACS |
maintenance management and
control system |
| MMAS |
material management and
accounting system |
| MMAS |
mechanized material
accountability system |
| MMC |
Martin Marietta Corporation |
| MMC |
master microprocessor control |
| MMC |
metal matrix composite |
| MMC |
midcourse measurement correction |
| MMC |
midmotor controller |
| MMC |
Mission Management Center |
| MMCA |
midmotor controller assembly |
| MMCCB |
Multimission Change Control
Board |
| MMCL |
master measurement and control
list |
| MMD |
mean mission duration |
| MMD |
mobile maintenance depot |
| MMD |
MSC maintenance depot |
| MMDB |
master measurement data base |
| MMDF |
mission model data file |
| MMDS |
maintenance management data
system |
| MMES |
MSFC mated-element system |
| MMF |
magnetomotive force |
| MMH |
maintenance man-hour |
| MMH |
monomethylhydrazine |
| MMH/FH |
maintenance man-hours per flight
hour |
| MMH/Y |
maintenance man-hours per year |
| mmHg |
millimeters of mercury |
| MMI |
man-machine interface |
| MMI |
Marshall management instruction |
| MMIA |
monolithic microwave integrated
amplifier |
| MMIC |
millimeter-wave monolithic
integrated circuit |
| MMIC |
monolithic microwave integrated
circuit |
| MMIDS |
man-machine interface
development station |
| MMIP |
mass memory integration plan |
| MML |
master measurement list |
| MMLS |
Martin Marietta Launch Services |
| MMLS |
model-modes-loads-stresses |
| M-M-L-S |
model-modes-loads-stresses |
| MMOS |
multimode optical sensor |
| MMP |
mechanical parts, materials,
processes |
| MMP |
mission management plan |
| MMPSE |
multiuse mission payload support
equipment |
| MMR |
mass memory ready |
| MMRS |
manned military recovery system |
| MMS |
manned maneuvering system |
| MMS |
mission modular spacecraft |
| MMS |
modular multiband scanner |
| MMS |
module management system |
| MMS |
multimission modular spacecraft |
| MMS |
multimission spacecraft |
| MMSE |
multimission support equipment |
| MMSE |
multiuse mission support
equipment |
| MMT |
mass memory test |
| MMT |
mission management team |
| MMU |
manned maneuvering unit |
| MMU |
mass memory unit |
| MMU |
midcourse measurement unit |
| MMUS |
mass memory unit simulator |
| mmW |
millimeter wave |
| MN |
main bus |
| MNEE |
mission nonessential equipment |
| MNET |
Mission and Data Operations
Directorate network |
| MNOS |
metal nitride oxide
semiconductor |
| MO |
major objective |
| MO |
manned orbiter |
| MO |
manual orientation |
| MO |
manufacturing order |
| MO |
master oscillator |
| MO |
mid-deck overhead |
| MO |
mission operations |
| MOA |
make on arrival |
| MOA |
memorandum of agreement |
| MOC |
Marine Operation Center |
| MOC |
Mission Operations Center |
| MOC |
mission operations computer |
| MOCC |
Mission Operations Control
Center |
| MOCF |
Mission Operations Computational
Facility |
| MOCITE |
mobile checkout and integration
test equipment |
| MOCR |
mission operations control room |
| MOCS |
multichannel ocean color sensor |
| MOCV |
manual oxygen control valve |
| MOD |
Mission Operations Directorate |
| MOD |
mission objectives document |
| MOD |
mission operations director |
| MODART |
method of defeating advanced
radar threats |
| modem |
modulator/demodulator |
| MODS |
military orbital development
system |
| MOE |
measure of effectiveness |
| MOF |
manned orbital flight |
| MOI |
moments of inertia |
| MOL |
manned orbital laboratory |
| MOLFLUX |
molecular flux (model) |
| MOM |
mission operations manager |
| MOMS |
mobile optical measurement
system |
| MOP |
measure of performance |
| MOP |
mission operations plan |
| MOP |
mission operations processor |
| MOPA |
master oscillator power
amplifier |
| MOPIS |
missile operations
intercommunications system |
| MOPR |
mission operations planning
review |
| MOPR |
mission operations planning room |
| MOPS |
military operation phone system |
| MOPS |
missile operations |
| MOPS |
mission operations planning
system |
| Mops |
million operations per second |
| MOR |
manufacturing operations record |
| MOR |
manufacturing order record |
| MOR |
mission objective and
requirements |
| MORD |
medical operations requirements
document |
| MORL |
manned orbiting research
laboratory |
| MORT |
management oversight and risk
tree |
| MOS |
metal oxide on substrate |
| MOS |
metal oxide semiconductor |
| MOS |
mission operations system |
| MOS |
multiple optical switch |
| MOSC |
Mission Operations Support
Center |
| MOSFET |
metal-on-silicon field-effect
transistor |
| MOSP |
mission operations success
program |
| MOSP |
mission operations support
program |
| MOSPO |
mobile satellite photometric
observatory |
| MOSR |
mission operations support
requirement |
| MOSS |
manned orbital space station |
| MOSS |
Mission Operations Support
Services |
| MOSS |
MMDB operational subsystem
status |
| MOSTT |
mosaic optical sensor technology
test bed |
| MOTR |
multiple-object tracking radar |
| MOU |
memorandum of understanding |
| MOV |
main oxidizer valve |
| MOW |
mission operations wing |
| MP |
major program |
| MP |
management package |
| MP |
mass properties |
| MP |
measuring point |
| MP |
medium pressure |
| MP |
melting point |
| MP |
Meteorology Panel |
| MP |
mission planner |
| MP |
mod package |
| MP&C |
maintenance planning and control |
| MP/G |
material procedure government |
| MPA |
manufacturing producibility
analysis |
| MPA |
miniature pendulum accelerometer |
| MPAC |
multipurpose applications
console |
| MPAD |
Mission Planning and Analysis
Division (JSC) |
| MPAR |
maintainability problem and
assessment report |
| MPB |
maintenance parts breakdown |
| MPBS |
main power bus supply |
| MPC |
material procurement cost |
| MPC |
memory protection check |
| MPC |
Meteorological Prediction Center |
| MPC |
midbody pyro controller |
| MPC |
midpower controller |
| MPCA |
midpower controller assembly |
| MPCMP |
mass properties control and
management plan |
| MPD |
main dc power distributor |
| MPD |
management position description |
| MPD |
maximum permissible dose |
| MPE |
maximum permissible exposure |
| MPESS |
mission-peculiar equipment
support structure |
| MPESS |
mission-peculiar experiment
support structure |
| MPG |
multipoint grounding |
| MPGHM |
mobile payload ground handling
mechanism |
| mph |
miles per hour |
| MPHE |
material and personnel handling
equipment |
| MPI |
mean point of impact |
| MPI |
mission payload integration |
| MPICD |
mission-peculiar interface
control document |
| MPIIN |
modification procurement
instrument identification |
| MPIO |
Mission Payload Integration
Office |
| MPL |
maintenance parts list |
| MPL |
master program library |
| MPL |
materials and process list |
| MPL |
mechanical parts list |
| MPL |
minimum power level |
| MPLN |
maintenance planning (data base) |
| MPM |
manipulator positioning
mechanism |
| MPMP |
mass properties management plan |
| MPMP |
mechanical parts, material
process |
| MPMP |
mechanical parts, materials, and
processes |
| MPMSE |
multiuse payload and mission
support equipment |
| MPOR |
master power-on reset |
| MPP |
manufacturing process procedure |
| MPP |
material processing procedure |
| MPP |
mission preparation processor |
| MPPSE |
multipurpose payload support
equipment |
| MPR |
maintainability problem report |
| MPR |
malfunction problem record |
| MPR |
mockup purchase request |
| MPR |
monthly program review |
| MPRAS |
multipath redundant avionics
suite |
| MPS |
main propulsion system
(subsystem) |
| MPS |
maneuvering propulsion subsystem |
| MPS |
master production schedule |
| MPS |
master program schedule |
| MPS |
material processing satellite |
| MPS |
material processing
specification |
| MPS |
materials processing in space |
| MPS |
materials processing science |
| MPS |
multiple protective structures |
| MPS&P |
material processing
specifications and procedures |
| MPSR |
mission profile storage and
retrieval |
| MPSR |
multipurpose support room |
| MPST |
multipurpose support team |
| MPT |
main propulsion test |
| MPT |
mission planning terminal |
| MPTA |
main propulsion test article |
| MPTF |
Main Propulsion Test Facility |
| MPTF |
mission planning task force |
| MPTP |
main propulsion test program |
| MPTS |
multipurpose tool set |
| MPVA |
main propellant valve actuator |
| MR |
maintenance and refurbishment |
| MR |
management review |
| MR |
master reset |
| MR |
material request |
| MR |
material review |
| MR |
mission report |
| MR |
mixture ratio |
| MRA |
mechanical readiness assessment |
| MRA |
mission requirements analysis |
| MRA |
mission requirements and
allocation |
| MRB |
Material Review Board |
| MRB |
mission reconfiguration base |
| MRBM |
medium-range ballistic missile |
| MRC |
Measurement Requirements
Committee |
| MRCR |
measurement requirement change
request |
| MRD |
material review disposition |
| MRD |
mission requirements definition |
| MRD |
mission requirements document |
| MRDA |
mission requirements definition
and analysis |
| MRDB |
mission requirements data base |
| MRDR |
material review disposition
record |
| MRDR |
mission requirements data base
Rockwell |
| MRE |
material review engineering |
| MRF |
maintenance responsibility file |
| MRF |
maximum retarding force |
| MRF |
measurements/stimuli request
form |
| MRF |
missile repair facility |
| MRI |
measurement requirements and
interface |
| MRIM |
MOD/MOC reconfiguration
interface manager |
| MRIR |
medium-resolution infrared
radiometer |
| MRL |
manipulator retention latch |
| MRL |
manipulator retention lock |
| MRL |
material requirements list |
| MRL |
measurement requirement list |
| MRL |
missile reference line |
| MRM |
mission reconfiguration master |
| MRM |
mission requirements matrix |
| MRMS |
mission reconfiguration
management system |
| MRMS |
mobile remote manipulator system |
| MRO |
maintenance repair and operation |
| MRO |
material release order |
| MRP |
manufacturing resource planning |
| MRP |
material requirements planning |
| MRP |
material review process |
| MRP |
missile reference plane |
| MRP |
mission reference plane |
| MRR |
manufacturing readiness review |
| MRR |
mission readiness review |
| MRR |
mission reconfiguration request |
| MRR |
mission requirements review |
| MRS |
management review system |
| MRS |
master repair schedule |
| MRS |
mobile remote servicer |
| MRTFB |
major range and test facility
base |
| MRTS |
material requirements tracking
system |
| MRTS |
modification and repair tracking
system |
| MRTS |
modification recycle tracking
system |
| MRWG |
Mission Requirements Working
Group |
| MS |
machine screw |
| MS |
mechanical system |
| MS |
medium shot |
| MS |
milestone |
| MS |
military standard (parts
designation) |
| MS |
mission sequence |
| MS |
mission specialist |
| MS |
mission station |
| MS |
monitor station |
| MS |
machine steel |
| MS |
manned system |
| MS |
margin of safety |
| MS |
Marsenne-Schmidt |
| MS |
mass spectrometer |
| MS |
master switch |
| MS |
material specification |
| MS |
mating sequence and control |
| ms |
millisecond |
| MS/MS |
material science and
manufacturing in space |
| MSA |
main bus solar array |
| MSA |
major subcontract administrator |
| MSA |
master schedule authorization |
| MSA |
material service area |
| MSA |
material subcontract
administrator |
| MSA |
Metropolitan Survey Area |
| MSA |
minimum surface area |
| MSAD |
materials summary acceptance
document |
| MSB |
most significant bit |
| MSBLS |
microwave scan-beam landing
system |
| MSBLS-GS |
MSBLS ground station |
| MSC |
master schedule chart |
| MSC |
master sequence controller |
| MSC |
Materials Service Center |
| MSC |
Mission Support Center (Space
Station) |
| MSC |
mobile service carrier |
| MSC |
mobile service center |
| MSC |
moding, sequencing, and control |
| MSCB |
Manufacturing Status Control
Board |
| MSCL |
Measurement Standards and
Calibration Laboratory |
| MSCR |
measurements/stimuli change
request |
| MSCS |
mobile service center system |
| MSD |
Missile Systems Division |
| MSD |
Mission Support Directorate |
| MSD |
mission systems data |
| MSDOS |
mass storage digital operating
system |
| MS-DOS |
Microsoft disk operating system |
| MSDP |
mission system distribution
panel |
| MSDS |
materials safety data sheet |
| MSDS |
multispectral scanner and data
system |
| MSDT |
multiple Shuttle data tape |
| MSE |
maintenance support equipment |
| MSE |
manned space flight engineer |
| MSE |
measuring and stimuli equipment |
| MSE |
mechanical support equipment |
| MSE |
medical support equipment |
| MSE |
mission staff engineer |
| MSE |
mission support equipment |
| MSEC |
master separation events
controller |
| msec |
millisecond |
| MSF |
maintenance source file |
| MSF |
manned space flight |
| MSFC |
Marshall Space Flight Center
(NASA) |
| MSFN |
manned space flight network |
| MSFP |
manned space flight program |
| MSFSG |
Manned Space Flight Support
Group |
| MSG |
Maintenance Steering Group |
| MSG |
Maintenance Study Group |
| MSG |
Mechanical Subsystem Group |
| MSG |
Mission Support Group |
| MSI |
maintenance-significant item |
| MSI |
medium-scale integration |
| MSIA |
multispectral image analyzer |
| MSID |
master stimulus identification
document |
| MSID |
measurement and stimulus
identification |
| MSID |
measurement stimulation
identification |
| MSID |
measurement stimulus
identification |
| MSIF |
multisystem integration facility |
| MSIS |
man-systems integration
standards |
| MSK |
M-ary shift keying |
| MSK |
manual select keyboard |
| MSL |
master system library |
| MSL |
Materials Science Laboratory |
| MSL |
mean sea level |
| MSL |
Mechanical Systems Laboratory |
| MSL |
mode select logic |
| MSLD |
mass spectrometer leak detector |
| MSM |
manned support module |
| MSME |
Master of Science degree in
mechanical engineering |
| MSMP |
manned support module program |
| MSMP |
multispectral measurements
program |
| MSO |
Manufacturing Safety Office |
| MSO |
model for spares optimization |
| MSOB |
Manned Spacecraft Operations
Building |
| MSOCC |
Multisatellite Operations
Control Center |
| MSOIN |
minor subcontractor or IDWA
notification |
| MSP |
Mission Security Panel |
| MSP |
mission sequence plan |
| MSP |
mission support plan |
| MSR |
measurement stimuli request |
| MSR |
measurements support request |
| MSR |
Mission Support Room |
| MSRP |
mission support real property |
| MSS |
maintenance status system |
| MSS |
mobile service structure |
| MSS |
mobile servicing system |
| MSS |
multispectral scanner system |
| MSS |
multisystem software |
| MSS |
Manufacturers' Standardization
Society |
| MSS |
mass storage subsystem |
| MSS |
mechanical support system |
| MSS |
medium/small satellite servicing |
| MSS |
meeting support system |
| MSS |
message source selector |
| MSS |
mission specialist station |
| MSS |
mission status summary |
| MSSRV |
Mars surface-sample return
vehicle |
| MSSTM |
military space system technology
model |
| MSSTP |
Military Space Systems
Technology Plan |
| MST |
measurement status table |
| MST |
mobile service tower |
| MST |
mountain standard time |
| MSU |
main storage unit |
| MSU |
mass storage unit |
| MSU |
measuring stimuli unit |
| MSV |
mission support vehicle |
| MSV |
monitored sine vibration (test) |
| MSVP |
master Shuttle verification plan |
| MT |
magnetic tape |
| MT |
metric ton |
| MT |
mission time |
| MT |
mission timer |
| MT |
mission trajectory |
| MT |
mobile transfer |
| MT |
mobile transporter |
| MT |
mountain time |
| MT |
man-tended |
| MT |
master timer |
| MT |
master tool |
| MT |
maximum torque |
| MT |
mean time |
| MT |
mechanical technician |
| MT |
megaton |
| MT |
member traceability |
| MT&SCDSS |
materials technology and
structural concepts for dsystems |
| MTA |
maintenance task analysis |
| MTA |
major test article |
| MTA |
mass thermal analysis |
| MTAP |
multitask analysis program |
| MTB |
materials testing branch |
| MTBCF |
mean time between critical
failures |
| MTBD |
mean time between demand |
| MTBF |
mean time between failures |
| MTBM |
mean time between maintenance |
| MTBMA |
mean time between maintenance
action |
| MTBR |
mean time between removal |
| MTBR |
mean time between replacement |
| MTC |
man-tended capability |
| MTC |
manual thrust controller |
| MTC |
manual traffic control |
| MTC |
master thrust control
(controller) |
| MTC |
mission and traffic control |
| MTCA |
monitor and test control area |
| MTCU |
magnetic tape control unit |
| MTE |
maintenance test equipment |
| MTE |
multisystem test equipment |
| MTEC |
maintenance test equipment
catalog |
| MTEE |
maintenance test equipment,
electrical |
| MTEF |
maintenance test equipment,
fluid |
| MTEM |
maintenance test equipment
module |
| MTEM |
maintenance test equipment,
mechanical |
| MTEO |
maintenance test equipment,
optical |
| MTFF |
man-tended free flyer |
| MTFO |
modular training field option |
| MTG |
master timing generator |
| MTGP |
monitor table generator program |
| MTGW |
maximum total gross weight |
| MTI |
Morton Thiokol, Incorporated |
| MTI |
moving-target indicator |
| MTK |
mechanical timekeeping |
| MTK |
mechanized timekeeping |
| MTL |
main transfer line |
| MTLP |
monitor table listing program |
| MTM |
mechanical test model |
| MTM |
method of task measurement |
| MTM |
methods time measurement |
| MTM |
multiterminal monitor |
| MTMO |
Mated Test Management Office |
| MTO |
magnetic tape operator |
| MTO |
master timing oscillator |
| MTO |
maximum time-out |
| MTO |
mission task objective |
| MTO |
Mississippi Test Operations |
| MTO |
modification task outline |
| MTOGW |
maximum takeoff gross weight |
| MTOW |
maximum takeoff weight |
| MTP |
manufacturing technical
procedure |
| MTP |
master test plan |
| MTP |
mission test plan |
| MTR |
magnetic tape recorder |
| MTRD |
master test requirement document |
| MTS |
magnetic tape station |
| MTS |
magnetic tape system |
| MTS |
main thruster subsystem |
| MTS |
master timing system |
| MTS |
member, technical staff |
| MTS |
metric time system |
| MTS |
mobile tracking station |
| MTS |
motor-operated transfer switch |
| MTT |
maximum touch temperature |
| MTTA |
mean time to accomplish |
| MTTE |
mean time to exchange |
| MTTF |
mean time to failure |
| MTTFF |
mean time to first failure |
| MTTR |
mean time to repair |
| MTTRF |
mean time to restore function |
| MTU |
magnetic tape unit |
| MTU |
master timing unit |
| MTU |
mobile training unit |
| MTV |
mass transfer vehicle |
| MTVC |
manual thrust vector control |
| MTW |
maximum taxi weight |
| MU |
master unit |
| MU |
mobile unit |
| MU |
mockup |
| MU |
multiple unit |
| MUA |
materials usage agreement |
| MUA |
maximum usable altitude |
| MUA |
mutual usage agreement |
| MUC |
Muchea, Australia |
| MUF |
maximum usable frequency |
| MUL |
mission-unique list |
| MUPPS |
mission-unique planning and
processing schedule |
| MUR |
manpower utilization report |
| MUS |
mission-unique software |
| MUSAT |
Canadian government satellite |
| MUSS |
module utility support structure |
| MUX |
multiplex |
| MUX |
multiplexer |
| MV |
manual valve |
| MV |
manufacturing verification |
| mV |
millivolt |
| MVA |
megavolt ampere |
| MVAS |
multipurpose ventricular
actuating system |
| MVC |
manual volume control |
| MVC |
master volume control |
| MVD |
map and visual display |
| MVF |
manned vertical flight |
| MVGVT |
mated vertical ground vibration
test |
| MVM |
Mariner Venus/Mercury |
| MVP |
master verification plan |
| MVR |
measurement velocity radial |
| MVS |
middle-value select |
| MVS |
midvalue selected |
| MVS |
multiple virtual storage |
| MVWT |
mated vehicle wind tunnel |
| MW |
man-week |
| MW |
microwave |
| mW |
milliwatt |
| MWB |
master workbook |
| MWD |
material withdrawal document |
| MWG |
Maintainability Working Group |
| MWIR |
medium-wavelength infrared |
| MWOR |
maintenance work order request |
| MWP |
maximum working pressure |
| MWPR |
monthly work package report |
| MWR |
mean width ratio |
| MWS |
missile weapon system |
| MWV |
maximum working voltage |
| MY |
man-year |
| MYTA |
maintainability task analysis |
| MYVAL |
maintainability evaluation |
| MZFW |
maximum zero fuel weight |
| N |
Newton |
| n |
neutron |
| N&G |
navigation and guidance |
| N/A |
next assembly |
| N/A |
not applicable |
| N/A |
Nova interface adapter |
| N/B |
narrow band |
| N/C |
normally closed |
| N/C |
nose cone |
| N/C |
not critical |
| N/C |
numerical control |
| N/C |
numerically controlled |
| N/D |
need date |
| N/FTS |
near-/far-term system |
| N/L |
no limit |
| N/m2 |
Newtons per meter squared |
| N/O |
normally open |
| N/P |
not provided |
| N/R |
not required |
| N/W |
network |
| N2H2 |
hydrazine |
| N2O4 |
nitrogen tetroxide |
| NA |
next action |
| NA |
nodal architect |
| NA |
not applicable |
| NA |
numerical aperture |
| NAA |
North American Aircraft |
| NAACP |
National Association for the
Advancement of Colored People |
| NAAL |
North American Aerodynamic
Laboratory (wind tunnel) |
| NAC |
Naval Avionics Center |
| NAD |
network adapter device |
| NAEC |
Naval Air Engineering Center |
| NAM |
National Association of
Manufacturers |
| NAM |
nuclear assessment methodology |
| NAP |
navigation analysis program |
| NAR |
numerical analysis research |
| NARS |
National Archives and Record
Services |
| NAS |
National Academy of Sciences |
| NAS |
national aircraft standard |
| NAS |
national airspace system |
| NAS |
naval air station |
| NAS |
nonavionics simulator |
| NAS |
numerical aerodynamic simulation |
| NASA |
National Aeronautics and Space
Administration |
| NASCOM |
NASA communications (network) |
| NASDA |
National Space Development
Agency (Japan) |
| NASO |
North American Space Operations |
| NASP |
National AeroSpace Plane |
| NASTRAN |
NASA structural analysis program |
| NAT |
nonconformance action team |
| NATF |
Naval Air Test Facility |
| NATO |
North Atlantic Treaty
Organization |
| NAUI |
National Association of
Underwater Instructors |
| NAVAID |
navigation aid |
| NAVDAD |
navigational derived air data |
| NAVEX |
navigation expert |
| NAVPOOL |
navigation parameter common pool |
| NAVSAT |
navigation satellite |
| NAVSIM |
autonomous navigation simulator |
| NAVT |
NASA altimeter verification
telemetry |
| NB |
narrow band |
| NB |
navigation base |
| NB |
nitrogen base |
| NB |
no bias (relay) |
| NBA |
narrow-band amplifier |
| NBA |
NSTS berthing adapter |
| NBDL |
Naval Bio-Dynamics Laboratory |
| NBF |
Neutral Buoyancy Facility |
| NBOSS |
new-business operations support
system |
| NBS |
National Bureau of Standards |
| NBS |
neutral buoyancy simulation |
| NBSAMRF |
National Bureau of Standards
Advanced Research Facility |
| NBT |
neutral buoyancy trainer |
| NC |
national course |
| NC |
no change |
| NC |
no comment |
| NC |
noise criteria |
| NC |
normal corrective |
| NC |
normally closed |
| NC |
numerical control |
| NC |
numerically controlled |
| NC1 |
nominal correction 1 (phasing
maneuver) |
| NCA |
National Command Authority |
| NCC |
NASA class code |
| NCC |
NASA Communications Control |
| NCC |
Navstar Control Center |
| NCC |
Network Control Center (GSFC) |
| NCC |
nominal corrective combination
(maneuver) |
| NCC |
normal corrective combination
(maneuver) |
| NCC |
NTB Control Center |
| NCG |
noncondensible gas |
| NCG |
Nuclear Criteria Group |
| NCIU |
network common interface unit |
| NCMC |
NORAD Cheyenne Mountain Complex |
| NCO |
numerically controlled
oscillator |
| NCOS |
National Commission on Space |
| NCR |
no calibration required |
| NCR |
nonconformance/failure report |
| NCS |
network control station |
| NCS |
nutation control system |
| NCSC |
National Computer Security
Center |
| NCU |
nozzle control unit |
| ND |
NASA document |
| ND |
neutral density |
| ND |
nondimensional |
| Nd:YAG |
neodymium:yttrium aluminum
garnet |
| NDE |
nondestructive evaluation |
| NDI |
nondestructive inspection |
| NDRO |
nondestructive readout |
| NDS |
network distribution service |
| NDS |
nuclear detection system |
| NDST |
nondimensional special tool |
| NDT |
nondestructive test |
| NDT |
nondestructive testing |
| NDTF |
nondestructive test facility |
| NDTL |
nondestructive test laboratory |
| NDU |
navigation data unit |
| NDUS |
NUDET detection user segment |
| NDV |
NASP-derived vehicle |
| NEA |
noise equivalent angle |
| NEACP |
National Emergency Airborne
Command Post |
| NEAX |
noise equivalent change in
translation |
| NEC |
national electrical code |
| NEEDS |
NASA end-to-end data system |
| NEFD |
noise equivalent flux density |
| NEI |
noise equivalent irradiance |
| NEI |
nonexplosive initiation |
| NELS |
nuclear effects link simulator |
| NEMS |
NASA equipment management system |
| NENU |
nonexempt, nonunion |
| NEP |
noise equivalent power |
| NEP |
nominal entry point |
| NEP |
normal entry point |
| NERVA |
nuclear engine for rocket
vehicle application |
| NES |
network encryption system |
| NESC |
national electrical safety code |
| NESP |
Naval Extremely High Frequency
Satellite Program |
| NESR |
natural environment support room |
| NESS |
National Environmental Satellite
Service |
| NEST |
nuclear emergency search team |
| NET |
NASA employee team |
| NET |
Nimbus Experiment team |
| NET |
noise equivalent target |
| NET |
noise equivalent temperature |
| NETCOM |
network communications |
| NETSIM |
network simulation |
| NEU |
nonexempt, union |
| NEVADA |
net energy verification and
determination analyzer |
| NEVS |
NASA equipment visibility system |
| NEWS |
new engineering work schedule |
| NEWS |
new engineering work system |
| NF |
natural flood |
| NF |
noise figure |
| NFLNA |
noise figure low-noise amplifier |
| NFPA |
National Fire Prevention
Association |
| NFS |
NASA FAR supplement |
| NFS |
network file server |
| NFS |
nozzle flow sensor |
| NFW |
nonfuel-wasting |
| NG |
narrow gauge |
| NG |
nitrogen gauge |
| NG |
nose gear |
| NGC |
next-generation controller |
| NGS |
NUDET ground system |
| NGT |
NASA ground terminal |
| NH |
nominal height (adjust maneuver) |
| NH |
normal height (adjust maneuver) |
| NH&S |
nuclear hardening and
survivability |
| NH4 |
hydrazine |
| NHA |
next higher assembly |
| NHB |
NASA Handbook |
| NHC |
National Hurricane Center |
| NIB |
noninterference basis |
| NIC |
not in contract |
| NICE |
Navstar interface control
equipment |
| NIDS |
network interface data system |
| NIM |
nuclear instrumentation module |
| NIOSH |
National Institute for
Occupational Safety and Health |
| NIP |
network input processor |
| NIP |
network interface processor |
| NISS |
national integrated scheduling
system |
| NIU |
network interface unit |
| NJP |
network job processing |
| NL |
no limit |
| NL |
nose left |
| NLA |
next lower assembly |
| NLD |
Network Logistics Depot |
| NLG |
nose landing gear |
| NLGD |
nose landing gear door |
| NLM |
nonlinear material |
| NLRB |
National Labor Relations Board |
| NLT |
not later than |
| NLT |
not less than |
| NM |
network manager (GSFC) |
| NM |
nonmetallic |
| nm |
nanometer |
| NMA |
National Management Association |
| NMAB |
National Materials Advisory
Board |
| NMC |
National Meteorological Center |
| NMCC |
National Military Command Center |
| NMI |
NASA management instruction |
| nmi |
nautical mile |
| NMO |
normal manual operation |
| NMOS |
negative-type metal oxide
semiconductor |
| NMR |
nuclear magnetic resonance |
| NMT |
not more than |
| NMT |
notification of master tool |
| NMTA |
National Metal Trades
Association |
| NMTBA |
National Machine Tool Builders'
Association |
| NMTS |
next manned transportation
system |
| NMV |
nitrogen manual valve |
| NNK |
nonnuclear kill |
| NO |
nitrous oxide |
| NO |
normally open |
| NOAA |
National Oceanic and Atmospheric
Administration |
| NOC |
network operation control |
| NOC |
not otherwise coded |
| NOC |
notation of content |
| NOCC |
Network Operations Control
Center (GSFC) |
| NOD |
notice of discrepancy |
| NOES |
National Operational
Environmental Satellite |
| NOM |
network output multiplexer |
| NOMOCALC |
spectral nomographic calculator |
| NOP |
normal operating procedure |
| NOPAR |
non-OPPL part approval requests |
| NOPAR |
nonorbiter parts authorization
request |
| NOR |
notice of revision |
| NORAD |
North American Air Defense
Command |
| NORDSAT |
Scandinavian countries'
broadcast satellite |
| NOS |
network operating system |
| NOSL |
night/day optical survey of
thunderstorm lightning |
| NOSP |
near-object scanning probe |
| NOSP |
network operations support plan |
| NOSS |
National Oceanic Satellite
System |
| NOTS |
Naval Ordnance Test Station |
| NP |
navigation payload |
| NP |
network program |
| NP |
not provided |
| NPB |
neutral particle beam |
| NPC |
NASA procurement circular |
| NPC |
NASA publication control |
| NPC |
normal plane change |
| NPD |
NASA policy directive |
| NPD |
nominal percent defective |
| NPDS |
nuclear particle detection
subsystem |
| NPF |
Navstar processing facility |
| NPG |
naval proving ground |
| NPL |
normal power level (see RPL) |
| NPN |
NASA part number |
| NPRV |
nitrogen pressure relief valve |
| NPS |
NASA planning studies |
| NPS |
nonpropulsive stage |
| NPSH |
net positive suction head |
| NPSP |
net positive static pressure |
| NPSP |
net positive suction pressure |
| NPSS |
NASA packet switching system |
| NPT |
Navy pointer and tracker |
| NPU |
nitrogen purge unit |
| NPV |
nitrogen pressure valve |
| NR |
noise rating |
| NR |
nose right |
| NR |
not required |
| NRALT |
NASA radar altimeter |
| NRB |
nuclear reactor/Brayton |
| NRC |
National Research Council |
| NRC |
Nitrosso rubber coating |
| NRC |
nonrecurring costs |
| NRCC |
National Research Council of
Canada |
| NRD |
National Range Division |
| NRDS |
Nuclear Rocket Development
Station (NASA) |
| NRFA |
navigation radio frequency
assembly |
| NRI |
nonrecurring investment |
| NRL |
Naval Research Laboratory |
| NRM |
nonrecurring maintenance |
| NRP |
normal rated power |
| NRS |
nonconformance reporting system |
| NRT |
near real time |
| NRTS |
not repairable at this station |
| NRZ |
nonreturn to zero |
| NRZ-L |
nonreturn-to-zero level |
| NRZ-PSK |
nonreturn-to-zero phase shift
key |
| NRZ-TTL |
nonreturn-to-zero
transistor-transistor logic |
| NS |
nickel steel |
| NS |
not switchable |
| NS |
nuclear Shuttle |
| ns |
nanosecond |
| N-S |
Navier-Stokes |
| NSA |
National Security Agency |
| NSA |
National Standards Association |
| NSA |
nosewheel steering amplifier |
| NSACOR |
National Security Agency Central
Office of Record |
| NSAS |
NSTS/SSPE attachment systems |
| NSC |
NASA standard computer |
| NSC |
navigational star catalog |
| NSC |
Network Support Committee |
| NSC |
nonstandard CA code |
| NSCCA |
nuclear safety cross-check
analysis |
| NSD |
NASA standard detonator |
| NSE |
nosewheel steering enable |
| NSHS |
nosewheel steering hydraulic
system |
| NSI |
NASA standard initiator |
| NSI |
network support item |
| NSIA |
National Security Industrial
Association |
| NSIF |
Near-Space Instrumentation
Facility |
| NSI-I |
NASA standard initiator Type I |
| NSL |
Northrop Space Laboratory |
| NSLD |
NASA Shuttle Logistics Depot |
| NSM |
network status monitor |
| NSN |
national stock number |
| NSO |
NASA support operation |
| NSP |
NASA support plan |
| NSP |
network signal processing |
| NSP |
network signal processor |
| NSPAR |
nonstandard part approval
request |
| NSR |
nominal slow rate |
| NSR |
normal slow rate (maneuver) |
| NSR1 |
first coelliptic maneuver |
| NSR2 |
second coelliptic maneuver |
| NSS |
network simulation system |
| NSSCC |
NORAD Space Surveillance
Computation Center |
| NSSDC |
National Space Science Data
Center |
| NSTI |
NASA simulation traffic
interface |
| NSTL |
National Space Technology
Laboratories (now John C. Stennis Space Center) |
| NSTS |
National Space Transportation
System |
| NSTSPO |
NSTS Program Office |
| NSU |
node switching unit |
| NSY |
nonstandard Y code |
| NT&A |
no test and ancillary |
| NTB |
National Test Bed |
| NTBOS |
NTB operating software |
| NTBSIM |
NTB simulation |
| NTD |
NASA test director |
| NTE |
navigation telemetry encoder |
| NTF |
National Test Facility |
| NTIS |
National Technical Information
Service |
| NTO |
nitrogen tetroxide |
| NTO |
nitrous oxide |
| NTP |
network test panel |
| NTP |
normal temperature and pressure |
| NTP |
notice to proceed |
| NTS |
navigation technology satellite |
| NTS |
near-term schedule |
| NTS |
nonavionics test station |
| NTS |
not to scale |
| NTSO |
NASA Test Support Office |
| NTSS |
nitrogen transfer and storage
system |
| NTTF |
network test and training
facility |
| NUDET |
nuclear detonation |
| NUL |
non-GSE utilization list |
| NUTI |
NASCOM user traffic interface |
| NV |
NASA altimeter verification |
| NV |
nuclear vehicle |
| NVAFB |
North Vandenberg Air Force Base |
| NVE |
nonvisual eyepiece |
| NVEOL |
Night Vision and Electro-Optical
Laboratory |
| NVM |
nonvolatile memory |
| NVR |
NASA waiver |
| NVR |
no verification required |
| NVR |
no voltage release |
| NVR |
nonvolatile residue |
| NW |
nosewheel |
| NWE |
nuclear weapons effect |
| NWG |
natural work group |
| NWMP |
nuclear weapons monitor plan |
| NWS |
National Weather Service |
| NWS |
nosewheel steering |
| NWSA |
nosewheel steering amplifier |
| NWT |
nonwatertight |
| NWU |
north, west, up |
| NWW |
nosewheel well |
| NX |
normal to X-axis |
| NX |
nose to X-axis |
| NY |
normal to Y-axis |
| NY |
nose to Y-axis |
| NZ |
normal acceleration |
| NZ |
normal load factor (g) |
| NZ |
normal to Z-axis |
| NZ |
nose to Z-axis |
| NZB |
nonzero binary |
| O&C |
operations and checkout |
| O&C |
operations and control |
| O&FS |
operations and flight support |
| O&M |
operations and maintenance |
| O&P |
operations and procedures |
| O&R |
overhaul and repair |
| O&S |
operational and support |
| O&S |
operations and support |
| O/B |
on board |
| O/B |
operational base |
| O/C |
operations critical |
| O/D |
on dock |
| O/D |
outside diameter |
| O/F |
oxidizer-to-fuel ratio |
| O/L |
overload |
| O/L-RC |
overload reverse current |
| O/R |
outside radius |
| O/R |
oxygen relief |
| O/V |
overvoltage |
| O/V-U/V |
overvoltage/undervoltage |
| OA |
Office of Applications |
| OA |
omnidirectional antenna |
| OA |
operational aft |
| OA |
operational instrumentation MDM
aft |
| OA |
orbit adjust (telemetry) |
| OA |
orbiter assembly |
| OA |
output axis |
| OA |
overall |
| OAA |
orbiter access arm |
| OAA |
orbiter alternate airfield |
| OAA |
ORU alternative analysis |
| OAB |
Ordnance and Assembly Building |
| OAFD |
orbiter aft flight deck |
| OAFTO |
Orbiter Atmospheric Flight Test
Office |
| OAHTS |
orbiter avionics hardware
tracking system |
| OAL |
overall level |
| OALC |
Ogden Air Logistics Center |
| OAME |
orbital attitude and maneuvering
electronics |
| OAMP |
Optical Airborne Measurements
Program |
| OAMS |
orbital attitude and maneuvering
system |
| OAO |
orbital astronomical observatory |
| OAR |
off-axis rejection |
| OARE |
Orbital Acceleration Research
Experiment |
| OARME |
Oxygen Atom Reaction Materials
Experiment |
| OARS |
Orbiter Avionics Radiation
Specification |
| OAS |
office automation system |
| OAS |
optical assembly simulator |
| OAS |
orbiter aeroflight simulator |
| OAS |
orbiter atmospheric simulator |
| OAS |
orbiter avionics simulator |
| OAS |
orbiter avionics system |
| OASCB |
Orbiter Avionics Software
Control Board |
| OASIS |
oceanic and atmospheric
scientific information system |
| OASIS |
Orbit Avionics Software
Integration Study (IBM's) |
| OASIS |
orbiter experiment autonomous
supporting instrumentation |
| OASM |
Office of Aerospace Medicine
(NASA) |
| OASPL |
overall sound pressure level |
| OAST |
Office of Aeronautics and Space
Technology |
| OAT |
operational acceptance test |
| OAT |
overall test |
| OATS |
orbiter avionics tracking system |
| OB |
on board |
| OB |
operational base |
| OB |
outboard |
| OBC |
on-board checkout |
| OBC |
on-board computer |
| OBCO |
on-board checkout |
| OBCP |
on-board computer program |
| OBCS |
on-board checkout subsystem |
| OBDU |
on-board diagnostic unit |
| OBS |
operational bioinstrumentation
system |
| OBS |
operational biomed sensor |
| OBS |
operational biomedical system |
| OBV |
oxidizer bleed valve |
| OC |
on center |
| OC |
on condition |
| OC |
open circuit |
| OC |
orbital check |
| OC |
over center |
| OC |
overcurrent |
| OCA |
orbiter capability analysis |
| OCA |
orbiter capability assessment |
| OCAC |
orbiter cabin air cleaner |
| OCALC |
Oklahoma City Air Logistics
Center |
| OCB |
operational configuration
baseline |
| OCC |
Office of Contract Compliance |
| OCC |
Operations Control Center |
| OCCP |
orbit command computer program |
| OCCS |
operator control console
subsystem |
| OCD |
operational concept document |
| OCD |
operations concept documentation |
| OCDR |
orbiter critical design review |
| OCDU |
optics coupling data unit
(G&N) |
| OCE |
Ocean Color Experiment |
| OCF |
on-board computational facility |
| OCF |
orbiter computational facilities |
| OCH |
orbiter common hardware |
| OCI |
organizational conflict of
interest |
| OCM |
optical countermeasure |
| OCN |
operation control number |
| OCN |
order change number |
| OCN |
order control number |
| OCO |
OMS cutoff |
| OCO |
open-close-open |
| OCP |
Office of Commercial Programs |
| OCP |
operations checkout procedure |
| OCP |
output control pulse |
| OCR |
operational capability readiness |
| OCR |
operational concept review |
| OCR |
optical character reader |
| OCR |
optical character recognition |
| OCS |
on-board checkout system |
| OCS |
operational control segment |
| OCU |
ordnance control unit |
| OD |
observational data (telemetry) |
| OD |
operational downlink |
| OD |
operations directive |
| OD |
operations director |
| OD |
outside diameter |
| OD |
oxygen drain |
| OD&E |
operational demonstration and
evaluation |
| ODA |
optical diagnostic assembly |
| ODB |
operational data base |
| ODB |
operational data book |
| ODC |
other direct costs |
| ODCDR |
orbiter delta CDR |
| ODDL |
on-board digital data load |
| ODDP |
object-dependent data processor |
| ODDS |
operational data delivery
services |
| ODDTE |
Office of the Director, Defense
Test and Evaluation |
| ODE |
operational demonstration and
evaluation |
| ODES |
Optical Discrimination
Evaluation Study |
| ODF |
orbit determination facility |
| ODF |
output data formatter |
| ODIN |
orbital design integration
system |
| ODM |
orbiter disconnect mechanism |
| ODOP |
offset Doppler (tracking system) |
| ODP |
operational display procedure |
| ODR |
output data redundancy |
| ODRAN |
operational drawing revision
advance notice |
| ODRC |
Orbiter Data Reduction Center |
| ODU |
output display unit |
| OEAS |
orbital emergency arresting
system |
| OEC |
other early capability |
| OECO |
outboard engine cutoff |
| OEM |
original equipment manufacturer |
| OEPS |
operationally efficient
propulsion system |
| OES |
orbiter emergency site |
| OESS |
orbiter/ET separation system |
| OET |
orbiter engineering and test |
| OEX |
orbiter experiment |
| OEXP |
Office of Exploration |
| OF |
operational forward DSC or MDM |
| OF |
operational instrumentation MDM
forward |
| OF |
orbital flight |
| OF |
outside face |
| OF |
oxygen fill |
| OFCC |
Office of Federal Contract
Compliance |
| OFCCP |
Office of Federal Contract
Compliance Programs |
| OFDS |
orbiter flight dynamic simulator |
| OFDS |
oxygen fluid distribution system |
| OFI |
operational flight
instrumentation |
| OFK |
optical flight kit |
| OFP |
operational flight profile |
| OFP |
operational flight program |
| OFP |
orbiter flight program |
| OFS |
orbital flight system |
| OFS |
orbiter flight simulator |
| OFS |
orbiter flight system |
| OFS |
orbiter functional simulator |
| OFT |
operational flight test |
| OFT |
orbital flight test |
| OFT |
orbital flight training |
| OFTDS |
orbital flight test data system |
| OFVR |
out-of-field-of-view rejection |
| OG |
outer gimbal (roll) |
| OG |
oxygen gage |
| OGA |
outer gimbal angle |
| OGA |
outer gimbal axis |
| OGE |
operating ground equipment |
| OGMT |
orbiter Greenwich mean time |
| OGTM |
one-g trainer and mockup |
| OGV |
oxygen gage valve |
| OH |
overhaul |
| OH |
overhead |
| OHA |
operating hazard analysis |
| OHA |
orbital height adjustment
maneuver |
| OHC |
optics hand controller |
| OHF |
occupational health facility |
| OHGVT |
orbital horizontal ground
vibration test |
| OI |
operating instruction |
| OI |
operational increment (software) |
| OI |
operational instrumentation |
| OI |
operations interface |
| OI |
orbiter insertion |
| OI |
orbiter instrumentation |
| OIA |
Office of Internal Affairs |
| OIA |
Office of International Affairs |
| OIA |
orbiter interface adapter |
| OIB |
Operating Improvement Board |
| OIC |
orbital integrated checkout |
| OIDB |
OI data base |
| OIE |
orbiter integration engineering |
| OII |
operations integration
instruction |
| OIO |
operations integration officer |
| OIR |
open item report |
| OIR |
operations integration review |
| OIS |
operational intercommunication
system |
| OIS |
Optical Imager Study |
| OIS |
orbit injection subsystem |
| OIS |
orbit inserting system |
| OIS |
orbit insertion subsystem |
| OIS |
orbiter insertion system |
| OIS |
orbiter instrumentation systems |
| OISAR |
optical inverse
synthetic-aperture radar |
| OISR |
open item status report |
| OISS |
open item status subsystem |
| OISTP |
Oxygen-Iodine Supersonic
Technology Program |
| OIT |
orbiter integrated test |
| OIT |
orbiter integration test |
| OIT |
orbiter interface test |
| OIV |
oxidizer isolation valve |
| OIVS |
orbiter interface verification
set |
| OJT |
on-the-job training |
| OL |
open loop |
| OL |
operational left DSC or MDM |
| OL |
overlay |
| OL |
overload |
| OLDB |
on-line data bank |
| OLERD |
orbiter landing emergency rescue
data |
| OLF |
orbiter lifting frame |
| OLIF |
Orbiter Landing Instrumentation
Facility |
| OLOW |
orbiter lift-off weight |
| OLSA |
orbiter/LPS signal adapter |
| OLSP |
Orbiter Logistics Support Plan |
| OM |
office management |
| OM |
operational mid DSC or MDM |
| OM |
operations manager |
| OM |
optical master |
| OM |
outer marker (ILS) |
| OMA |
operations maintenance area |
| OMA |
operations management
application |
| OMA |
orbiter maintenance area |
| OMAS |
operations management
application software |
| OMB |
Office of Management and Budget |
| OMBUU |
orbiter midbody umbilical unit |
| OMCF |
operations and maintenance
control file |
| OMCF |
Orbiter Maintenance and Checkout
Facility |
| OMCS |
operations and maintenance
communications system |
| OMD |
operations and maintenance
documentation |
| OMDR |
operations and maintenance data
record |
| OME |
orbital maneuvering engine |
| OME |
orbiter main engine |
| OMET |
orbiter mission elapsed time |
| OMEWG |
Orbiter Maintenance Engineering
Working Group |
| OMGA |
operations management ground
application |
| OMI |
operations and maintenance
instruction |
| OMIJC |
operations and maintenance
instruction job card |
| OMISS |
operation and maintenance
instruction summary sheet |
| OMK |
orbiter mission kit |
| OML |
orbiter mold line |
| OML |
outer mold line |
| OMMH |
orbiter maintenance man-hour |
| OMP |
operating maintenance plan |
| OMP |
operations and maintenance plan |
| OMPR |
operational maintainability
problem reporting |
| OMPT |
observed mass point trajectory |
| OMR |
operations and maintenance
requirement |
| OMR |
operations management room |
| OMR |
orbiter management review |
| OMRB |
Operating Material Review Board |
| OMRC |
operational maintenance
requirements catalog |
| OMRF |
Orbiter Maintenance and
Refurbishment Facility |
| OMRF |
Orbiter Modification and
Refurbishment Facility |
| OMRP |
operations and maintenance
requirements plan |
| OMRS |
operations and maintenance
requirements and specifications |
| OMRS |
operations and maintenance
requirements system |
| OMRSCB |
Operations and Maintenance
Requirements and Control Board |
| OMRSD |
operations and maintenance
requirements and specifications document |
| OMS |
operations management system |
| OMS |
orbital maneuvering system
(subsystem) |
| OMSP |
operational maintenance support
plan |
| OMU |
optical measuring unit |
| OMV |
orbital maneuvering vehicle |
| OMV |
oxygen manual valve |
| ONBT |
orbiter neutral buoyancy trainer |
| OND |
operator need date |
| ONR |
Office of Naval Research |
| ONSCOSTS |
operation and support costs
model |
| OOD |
object-oriented data base |
| OOD |
object-oriented design |
| OOD |
orbiter on dock |
| OODP |
out-of-detent pitch |
| OODR |
out-of-detent roll |
| OOH |
Orbital Operations Handbook |
| OOMM |
Organizational Operations and
Maintenance Manual |
| OOP |
out of position |
| OOR |
on-orbit review |
| OOS |
on-orbit station |
| OOS |
orbit-to-orbit Shuttle |
| OOS |
orbit-to-orbit stage |
| OOSD |
on-orbit support document |
| OOSD |
orbital operations support
document |
| OOSDP |
on-orbit station distribution
panel |
| OOSS |
on-orbit support system |
| OOT |
out of tolerance |
| OP |
operating procedure |
| OP |
oxygen purge |
| OP&R |
operations planning and
requirements |
| OPA |
operations planning analysis |
| OPB |
oxidizer preburner |
| OPBOV |
oxidizer preburner oxidizer
valve |
| OPBS |
orbiter payload bay simulator |
| OPD |
optical path difference |
| OPDAR |
optical detection and ranging |
| OPE |
operational processing equipment |
| OPE |
other project element |
| OPEIU |
Office and Professional
Employees International Union |
| OPF |
Orbiter Processing Facility |
| OPGUID |
optimum guidance technique |
| OPI |
operations procedure instruction |
| OPI |
orbiter payload interrogator |
| OPIDF |
operational planning
identification file |
| OPIS |
orbiter prime item specification |
| OPL |
open problem list |
| OPL |
orbiter project parts list |
| OPLF |
Orbiter Processing and Landing
Facility |
| OPM |
Operations Procedure Manual |
| OPM |
outer planet mission |
| OPO |
Orbiter Project Office |
| OPOV |
oxidizer preburner oxidizer
valve |
| OPP |
other physical principles |
| OPPAR |
orbiter project parts
authorization request |
| OPPG |
operating program (DIU) |
| OPPS |
operations planning and project
support |
| OPR |
office of primary responsibility |
| OPR |
operations planning review |
| OPR |
orbiter payload recorder |
| OPR |
oxygen pressure regulator |
| OPRV |
oxygen pressure relief valve |
| OPS |
operational sequence |
| OPS |
orbiter project schedule |
| OPS |
oxygen purge system |
| OPSDB |
operations data base |
| OPSDBA |
operations data base
administrator |
| OPSS |
orbital propellant storage
subsystem |
| OPT |
operational pressure transducer |
| OPTB |
operational program time base |
| OPWS |
orbital payload work station |
| OR |
operational right DSC or MDM |
| OR |
operations requirement |
| OR |
operations review |
| OR |
operations room |
| OR |
outer roll |
| OR |
oxygen relief |
| ORA |
operational requirements
analysis |
| ORACLES |
optical regulator algorithms for
the control |
| ORAM |
output random access memory |
| ORB |
Operations Review Board |
| ORC |
operations request card |
| ORCHIS |
Oak Ridge computerized
hierarchical information system |
| ORCUS |
orbital recording capability and
update system |
| ORD |
operational readiness data |
| ORD |
operational ready data |
| ORD |
operations requirements document |
| ORD |
orbital requirements document |
| ORE |
output request element |
| OREO |
OMS/RCS engineering officer |
| ORI |
operational readiness inspection |
| Orion |
communications satellite for
service over the Atlantic Ocean |
| ORLA |
optimum repair level analysis |
| ORP |
OFS retransmission processor |
| ORR |
operational readiness review |
| ORR |
operations requirements review |
| ORR |
Orroval Valley, Australia (STDN) |
| ORS |
orbital refueling system |
| ORS |
orbital reservicing system |
| ORS |
orbital resupply system |
| ORSDI |
Oak Ridge selective
dissemination of information |
| ORT |
operational readiness test |
| ORT |
orbit readiness test |
| ORU |
orbital replaceable unit |
| ORU |
orbital replacement unit |
| ORV |
orbital research vehicle |
| OS |
on-orbit station |
| OS |
operating software |
| OS |
operating system |
| OS |
orbiter CEI specification |
| OSA |
operational support area |
| OSC |
Operations Support Center |
| OSC |
Operations Support Contract |
| OSC |
optical signatures code |
| OSCF |
Operations Support Computing
Facility |
| OSCN |
orbiter specification change
notice |
| OSCR |
orbiter software change request |
| OSCRS |
orbital spacecraft consumables
resupply system |
| OSD |
Office of the Secretary of
Defense |
| OSDH |
Orbiter System Definition
Handbook |
| OSE |
operating support equipment |
| OSE |
orbital support equipment |
| OSE |
orbiter support equipment |
| OSE |
other support equipment |
| OSEC |
operations security |
| OSES |
operation support
equipment/software |
| OSF |
orbiter simulation facility |
| OSF |
ordnance storage facility |
| OSHA |
Occupational Safety and Health
Act |
| OSHA |
Occupational Safety and Health
Administration |
| OSHA |
operating and support hazard
analysis |
| OSI |
open system interconnect |
| OSI |
open systems interconnection |
| OSID |
operating system interface
definition |
| OSLM |
operations shop or lab manager |
| OSM |
on-orbit spares model |
| OSM |
operational status monitoring |
| OSM |
orbiter service module |
| OSMP |
operational support maintenance
plan |
| OSO |
ocean systems operation |
| OSO |
orbiting solar observatory |
| OSOP |
orbiter systems operating
procedure |
| OSR |
operations support room |
| OSR |
optical surface reflector |
| OSRBD |
operational software reliability
benchmark development |
| OSS |
Office of Space Sciences |
| OSS |
operational SDI system |
| OSS |
optics subsystem |
| OSS |
orbiting space station |
| OSSA |
Office of Space Sciences and
Applications |
| OSSIU |
orbiter-Space Station interface
unit |
| OSSRH |
Orbiter Subsystem Requirements
Handbook |
| OST |
Operations Support Team (GSFC) |
| OST |
orbiter support trolley |
| OSTA |
Office of Space and Terrestrial
Applications |
| OSTDS |
Office of Space Tracking and
Data Systems |
| OSTF |
off-site test facility |
| OSTO |
Office of Space Transportation
Operations |
| OSTP |
orbiting system test plan |
| OSTS |
Office of Space Transportation
Systems |
| OT |
offensive threat |
| OT |
operating time |
| OT |
operational instrumentation MDM
tank |
| OT |
operational test |
| OT |
operational trajectory |
| OT |
optical tracker |
| OT |
out temperature |
| OT |
overtime |
| OT&E |
operational test and evaluation |
| OT&E |
optical test and evaluation |
| OTA |
operational trajectory analysis |
| OTA |
optical telescope assembly |
| OTB |
orbiting tanker base |
| OTC |
optical test chamber |
| OTC |
orbiter test conductor |
| OTD |
operational technical
documentation |
| OTD |
orbiter test director |
| OTDA |
Office of Tracking and Data
Acquisition |
| OTE |
optical test and evaluation |
| OTE |
orbital transfer equipment |
| OTEC |
Operational Test and Evaluation
Center |
| OTF |
operational time fraction |
| OTF |
optical transfer function |
| OTH |
over the horizon (radar) |
| OTH-B |
over-the-horizon backscatter |
| OTK |
oxidizer tank |
| OTL |
ordnance test laboratory |
| OTLC |
orbiter time line constraint |
| OTM |
output transformation matrix |
| OTO |
one time only |
| OTOS |
orbit-to-orbit stage |
| OTP |
operational test procedure |
| OTP |
operations turnaround plan |
| OTR |
operating time record |
| OTS |
off the shelf |
| OTS |
orbital test system |
| OTS |
orbital transfer system |
| OTS |
orbiter transfer system |
| OTT |
optional team targeting |
| OTV |
operational television |
| OTV |
orbit test vehicle |
| OTV |
orbital transfer vehicle |
| OUP |
OFS uplink processor |
| OUSDR&E |
Office of the Undersecretary of
Defense, Engineering |
| OUT |
orbiter utility tray |
| OV |
orbiter vehicle |
| OV |
oxygen vent |
| OVCO |
Operational Voice Communication
Office |
| OVDS |
oxidizer vent drain system |
| OVEI |
orbiter vehicle end item |
| OVI |
operational validation
inspection |
| OW |
optical window |
| OW |
order wire |
| OWD |
one-way Doppler |
| OWDE |
one-way Doppler extraction |
| OWF |
optimum working frequency |
| OWP |
orbiter weather protection |
| OWPS |
orbiter weather protection system |
| P |
precision navigation signal |
| P |
protected signal |
| P |
roll rate (angular rate) |
| P&C |
Procurement and Contracts (MSFC) |
| P&D |
panels and displays |
| P&E |
pricing and estimating |
| P&E |
propellant and explosive |
| P&I |
performance and interface |
| P&LRP |
productivity and long-range
planning |
| P&M |
production and maintenance |
| P&MD |
productivity and manufacturing
development |
| P&P |
policies and procedures |
| P&PQ |
productivity and product quality |
| P&PQI |
productivity and product quality
improvement |
| P&PQIC |
Productivity and Product Quality
Improvement Council |
| P&Q |
productivity and quality |
| P&R |
performance and resources |
| P&SM |
procurement and subcontract
management |
| P&TE |
packaging and transport
engineering |
| P&VE |
propulsion and vehicle
engineering |
| P(Ls) |
probability of launch success |
| P/A |
pressure-actuated |
| P/A |
problem analysis |
| P/B |
piggyback |
| P/B |
playback electronics |
| P/C |
pay code |
| P/CI |
payload/cargo integration |
| P/L |
parts list |
| P/L |
payload |
| P/L |
postlanding |
| P/L |
purchased labor |
| P/N |
part number |
| P/O |
provisioning order |
| P/OF |
pinhole/occulter facility |
| P/P |
patch panel |
| P/P |
prelaunch and postlanding |
| P/P |
printer/plotter |
| P/PL |
primary payload |
| P/S |
parallel to serial |
| P/S |
power supply |
| P/T |
prototype |
| P/W |
password |
| P/Y |
pitch/yaw |
| P2I |
preplanned productivity increase |
| P3I |
preplanned product improvement |
| P3I |
preplanned production
improvement |
| PA |
pad abort |
| PA |
paging and area warning |
| PA |
power amplifier |
| PA |
precision angle |
| PA |
primary amplifier |
| PA |
product assurance |
| PA |
public address |
| PA |
public affairs |
| PA |
pulse amplifier |
| PAA |
Pan American Airlines |
| PAA |
problem assessment area |
| PABF |
Precision Air Bearing Facility |
| PAC |
postaward conference |
| PAC |
pressure alpha center |
| PAC |
probe aerodynamic center |
| PAC |
Problem Action Center |
| PAC |
program analyzer console |
| PACA |
payload accommodation
configuration assessment |
| PACAS |
personnel access control
accountability system |
| PACC |
PERT-associated cost control |
| PACC |
Problem Action Control Center |
| PACCS |
postattack command control
system |
| PACE |
power and control electronics |
| PACE |
prelaunch automatic checkout
equipment |
| PACE |
producible alternative to
cadmium-telluride epitaxy |
| PACE |
product acceptance configuration
element |
| PACK |
payload active cooling kit |
| PACO |
parts control |
| PACO |
prelaunch automatic checkout |
| PACRUSS |
passive and active control of
space structures |
| PACS |
pointing and attitude control
system |
| PAD |
preliminary advisory data (crew
data uplink) |
| PAD |
program approval document |
| PAD |
propellant acquisition device |
| PAD |
pulse amplitude detector |
| PADS |
problem action data system |
| PADSIM |
precision attitude determination
simulation |
| PAE |
preventive action engineer |
| PAE |
problem assessment engineering |
| PAF |
payload attach fitting |
| PAF |
peak annual funding |
| PAFB |
Patrick Air Force Base |
| PAH |
Payload Accommodations Handbook |
| PAIS |
product assurance information
system |
| PAL |
lower port pressure |
| PAL |
parts authorization list |
| PALAPA |
Indonesian communication
satellite |
| PALS |
photo area and location system |
| PALS |
precision approach and landing
system |
| PAM |
payload assist module |
| PAM |
propulsion avionics module |
| PAM |
pulse amplifier modulation |
| PAM |
pulse amplitude modulation |
| PAM500 |
payload assist module, test
equipment |
| PAM-A |
payload assist module,
Atlas-Centaur class |
| PAMB |
pressure ambient |
| PAM-D |
payload assist module, Delta
class |
| PAN |
polyacrylonitrile |
| PAN |
probabilistic analysis network |
| PAO |
Public Affairs Office (NASA) |
| PAP |
payload accommodation plan |
| PAP |
payload adapter plate |
| PAP |
personnel assurance program |
| PAP |
product assurance plan |
| PAPI |
precision approach path
indicator |
| PAPL |
project-approved parts list |
| PAR |
planning action request |
| PAR |
precision approach radar |
| PAR |
problem accountability record |
| PAR |
problem action report |
| PAR |
problem action request |
| PAR |
product acceptance review |
| PARB |
Problem Assessment Review Board |
| PARS |
property accountability record
system |
| PARS |
property accounting and
reporting system |
| PAS |
payload accommodation study |
| PAS |
primary alerting system |
| PAS |
problem assessment system |
| PAS |
productivity, affordability, and
supportability |
| PASR |
problem analysis status report |
| PASS |
planning and scheduling system |
| PASS |
primary avionics and software
subsystem |
| PASS |
primary avionics software system |
| PAT |
problem action team |
| PAT |
production acceptance test |
| PATE |
performance analysis, test, and
evaluation |
| PATH |
performance analysis and test
history |
| PATH |
postflight attitude and
trajectory history |
| PATHS |
precursor above-the-horizon
sensor |
| PATP |
preliminary authority to proceed |
| PATRAN |
patches to NASTRAN |
| PATRAN |
trademark of Prototype
Development Associates Engineering |
| PATS |
payload avionics test station |
| PATS |
program for analysis of time
series |
| PAU |
probe aerodynamic upper |
| PAU |
upper port pressure |
| PAV |
pressure-actuated valve |
| Pave |
Paws ground radar for SLBM
detection |
| PAW |
plasma arc welding |
| PAWS |
personal Atlas work station |
| PB |
phonetically balanced |
| PB |
playback |
| PB |
preburner |
| PB |
push button |
| PBAN |
polybutadiene arcylonitrile |
| PBD |
payload bay door |
| PBDF |
payload bay door forward |
| PBDM |
payload bay door mechanism |
| PBI |
polybenzimidezole |
| PBI |
push-button indicator |
| PBIC |
programmable buffer interface
card |
| PBIM |
programmable buffer interface
module |
| PBK |
payload bay kit |
| PBL |
payload bay liner |
| PBM |
program business management |
| PBP |
preburner pump |
| PBPS |
postboost propulsion system |
| PBS |
payload berthing system |
| PBS |
program breakdown structure |
| PBS |
protective breathing system |
| PbS |
lead sulfide |
| PBTS |
payload bay transfer system |
| PBV |
postboost vehicle |
| PBW |
particle-beam weapon |
| PBW |
proportional bandwidth |
| PBX |
private branch exchange
(telephone) |
| PC |
personal computer |
| PC |
propulsive consumables |
| PC |
pulsating current |
| PC |
phase coherent |
| PC |
photoconductive |
| PC |
pitch circle |
| PC |
pitch control |
| PC |
plane change |
| PC |
printed circuit |
| PC |
program counter |
| PC |
project control |
| Pc |
chamber pressure |
| Pc |
complexity factor |
| PC&PM |
program control and performance
management |
| PCA |
performance coverage analyzer |
| PCA |
physical configuration audit |
| PCA |
pitch control assembly |
| PCA |
pneumatic control assembly |
| PCA |
point of closest approach |
| PCA |
polar cap absorption |
| PCA |
power conditioning assembly |
| PCA |
power controller assembly |
| PCA |
production configuration audit |
| PCAM |
punched-card accounting machine |
| PCASS |
program compliance assurance and
status system |
| PCB |
Parts Control Board |
| PCB |
polyvinyl chloride-bromide
(toxic transformer coolant) |
| PCB |
power circuit breaker |
| PCB |
power control box |
| PCB |
printed circuit board |
| PCB |
product configuration baseline |
| PCB |
Program Change Board |
| PCC |
pad control center |
| PCC |
payload control and checkout |
| PCC |
production control center |
| PCCB |
Program Change Control Board |
| PCCB |
Program Configuration Control
Board |
| PCCE |
payload common communication
equipment |
| PCCM |
program change control
management |
| PCCN |
provisioning contract control
number |
| PCCP |
preliminary contract change
proposal |
| PCD |
procurement control document |
| PCDU |
payload command decoder unit |
| PCE |
power conditioning electronics |
| PCE |
power conditioning equipment |
| PCF |
payload control facility |
| PCG |
Parts Control Group |
| PCG |
phonocardiogram |
| PCG |
protein crystal growth |
| PCI |
peripheral controller interface |
| PCI |
procedure change instruction |
| PCI |
program-controlled input |
| PCIL |
pilot-controlled instrument
landing |
| PCIN |
program change identification
number |
| PCK |
payload command kit |
| PCL |
power control list |
| PCL |
primary coolant line |
| PCL |
primary coolant loop |
| PCL |
programming checklist |
| PCM |
parts control management |
| PCM |
photoelectric cell module |
| PCM |
pitch control motor |
| PCM |
plane change mechanism |
| PCM |
power control mission |
| PCM |
pulse code modulation |
| PCM |
pulse code modulator |
| PCM |
punch card machine |
| PCMD |
pulse code modulation, digital |
| PCME |
pulse code modulation event |
| PCMMU |
pulse code modulation master
unit |
| PCMP |
Parts Control Management Program |
| PCMR |
probability of correct message
receipt |
| PCMS |
pulse code modulation, shared |
| PCMU |
programmable control and monitor
unit |
| PCN |
page change notice |
| PCN |
polyester-coated nylon |
| PCN |
program change notice |
| PCN |
program control number |
| PCO |
postcheckout |
| PCO |
postcheckout operations |
| PCO |
principal contracting officer |
| PCO |
Procuring Contracting Office |
| PCO |
procuring contracting officer |
| PCO |
program contracting officer |
| PCO |
program control officer |
| PCO |
program-controlled output |
| PCOT |
payload center operations team |
| PCP |
power control panel |
| PCP |
program change proposal |
| PCP |
project change proposal |
| PCP |
project cost plan |
| PCPAS |
Patriot command post automation
system |
| PCPL |
proposed change-point line |
| PCR |
payload changeout room |
| PCR |
payload checkout room |
| PCR |
payload clean room |
| PCR |
power change request |
| PCR |
procedure change request |
| PCR |
program change request |
| PCR |
project control room |
| PCR |
publication change request |
| PCRB |
Program Change Review Board
(Rockwell launch operations) |
| PCRB |
Project Change Review Board |
| PCRS |
payload cover removal system |
| PCRS |
performance and cost report
system |
| PCS |
Pacific command ship |
| PCS |
primary control station |
| PCS |
primary coolant system |
| PCS |
probability of crew safety |
| PCS |
procedure completion sheet |
| PCS |
program control system |
| PCS |
project control system |
| PCS |
payload checkout system |
| PCS |
payload control subsystem |
| PCS |
payload control supervisor |
| PCS |
performance control system |
| PCS |
planning and control system |
| PCS |
pointing control system |
| PCS |
power conversion system |
| PCS |
pressure control system |
| PCT |
process control table |
| PCTC |
Payload Crew Training Complex |
| PCTE |
portable commercial test
equipment |
| PCTO |
payload cost tradeoff
optimization |
| PCTR |
pad connection terminal room |
| PCU |
payload checkout unit |
| PCU |
power condition unit |
| PCU |
power conditioning unit |
| PCU |
power control unit |
| PCU |
power conversion unit |
| PCU |
pressure control unit |
| PCU |
process control unit |
| PCV |
precheck verification |
| PCV |
purge control valve |
| PCVB |
pyro continuity verification box |
| PCVL |
pilot-controlled visual landing |
| PCZ |
physical control zone |
| PD |
dependency factor |
| PD |
program directive |
| PD |
project directive |
| PD |
project director |
| PD |
propellant dispersal |
| PD |
pitch diameter |
| PD |
pitch down |
| PD |
policy directive |
| PD |
potential difference |
| PD |
preliminary design |
| PD |
probability of detection |
| PD |
procurement drawing |
| PD |
program development |
| Pd |
dependency factor |
| PD&RS |
payload deployment and retrieval
subsystem |
| PD/ID |
probability of detection and
identification |
| PDA |
parallel data adapter |
| PDA |
payload disconnect assembly |
| PDA |
percent defect allowed |
| PDA |
post-DDT&E assessment |
| PDA |
precision drive axis |
| PDA |
propellant drain area |
| PDA |
pump drive assembly |
| PDAR |
program description and
requirements |
| PDB |
performance data book |
| PDB |
power distribution box |
| PDB |
project development brochure |
| PDC |
power distribution control |
| PDC |
predefined command |
| PDC |
procurement document change |
| PDCM |
product data control model |
| PDCS |
power distribution and control
subsystem |
| PDCU |
power distribution and control
unit |
| PDD |
payload description document |
| PDD |
program definition document |
| PDD |
program description document |
| PDE |
process directory entry |
| PDES |
product data exchange
specification |
| PDES |
product data exchange standard |
| PDF |
pocket dosimeter FEMA |
| PDF |
probability density function |
| PDGF |
power data grapple fixture |
| PDH |
pocket dosimeter high |
| PDI |
payload data interleaver |
| PDL |
pocket dosimeter low |
| PDL |
procedure distribution list |
| PDL |
Product Development Laboratory |
| PDL |
program description language |
| PDL |
program design language |
| PDLAC |
preliminary dynamic loads
analysis cycle |
| PDLC |
preliminary design load cycle |
| PDM |
payload deployment module |
| PDM |
probe data model |
| PDM |
processor data monitor |
| PDM |
pulse duration modulation |
| PDOP |
position dilution of precision |
| PDP |
payload data pack |
| PDP |
postinsertion deorbit
preparation |
| PDP |
preliminary definition plan |
| PDP |
procurement data package |
| PDP |
program development plan |
| PDP |
project definition phase |
| PDR |
preliminary data requirements |
| PDR |
preliminary design review |
| PDR |
processed data recorder |
| PDR |
program design review |
| PDR |
program director's review |
| PDRD |
procurement data requirements
description |
| PDRD |
procurement data requirements
document |
| PDRD |
program data requirement
document |
| PDRD |
program definition and
requirements document |
| PDRL |
preliminary design requirements
list |
| PDRL |
procurement data requirements
list |
| PDRM |
payload deployment and retrieval
mechanism |
| PDRR |
payload design requirements
review |
| PDRS |
payload data and retrieval
system |
| PDRS |
payload deployment and retrieval
system |
| PDRSS |
payload deployment and retrieval
system simulation |
| PDRSS |
payload deployment and retrieval
system simulator |
| PDS |
package data system |
| PDS |
paradynamic sketch |
| PDS |
partitioned data set |
| PDS |
pathfinder demonstration
satellite |
| PDS |
power distribution system |
| PDS |
problem data system |
| PDS |
product distribution subsystem |
| PDS |
production data sheet |
| PDS |
pyrotechnic device simulator |
| PdSi |
palladium silicide |
| PDT |
payload data tape |
| PDT |
product development team |
| PDU |
pilot display unit |
| PDU |
power drive unit |
| PDU |
pressure distribution unit |
| PDU |
pulse detection unit |
| PDV |
premodulation processor,
deep-space voice |
| PDV |
pressure disconnect valve |
| PE |
parity error |
| PE |
payload element |
| PE |
plasma effects |
| PE |
processing element |
| PE |
program element |
| PE |
program exception |
| PE |
project engineering |
| PE |
project engineer |
| PEA |
payload electronics assembly |
| PEA |
preliminary environmental
analysis |
| PEAP |
personal egress air pack |
| PEAR |
program explanation analysis
required |
| PEB |
Performance Evaluation Board |
| PEB |
program element breakdown |
| PEC |
proposal evaluation criteria |
| PECP |
preliminary engineering change
proposal |
| PEDB |
payload engineering data base |
| PEFU |
payload effects follow-up study |
| PEG |
powered explicit guidance |
| PEGASUS |
preliminary expert ground
analysis scheduler |
| PEIR |
project equipment inspection
record |
| PEM |
plant engineering and
maintenance |
| PEO |
Project Engineering Office |
| PEP |
peak envelope power |
| PEP |
plant engineering procedure |
| PEP |
power extension package |
| PEP |
Proposal Evaluation Panel |
| PER |
preliminary engineering report |
| PERP |
Parts and Equipment Reliability
Program |
| PERT |
program evaluation and review
technique |
| PERT-NAP |
PERT network automatic plotting |
| PES |
photoelectric scanner |
| PET |
performance enhancement team |
| PET |
performance/endurance tradeoff |
| PET |
phase elapsed time |
| PET |
production environmental test |
| PET |
program elapsed time |
| PETA |
performance evaluation and trend
analysis |
| PETN |
petaerythrite tetranitrate |
| PETS |
Performance Endurance Tradeoff
Study |
| PF |
parachute facility |
| PF |
payload forward |
| PF |
payload function |
| PF |
power factor |
| PF |
powered flight |
| PF |
prime function |
| PF |
probability of failure |
| PF |
pulse frequency |
| PFA |
Palmdale final assembly |
| PFA |
probability of false alarm |
| PFB |
payload feedback |
| PFB |
payload forward bus |
| PFB |
position feedback |
| PFB |
pressure-fed booster |
| PFC |
performance flight certification |
| PFC |
postflight checklist |
| PFC |
power factor corrector |
| PFC |
preliminary flight configuration |
| PFCF |
Payload Flight Control Facility |
| PFCS |
primary flight control system |
| PFF |
postfactory functional |
| PFK |
payload function key |
| PFL |
primary Freon loop |
| PFL |
Propulsion Field Laboratory
(Rocketdyne) |
| PFM |
pulse frequency modulation |
| PFN |
pulse forming network |
| PFP |
powered flight program |
| PFP |
probability of performance
failure |
| PFP |
program financial plan |
| PFP |
programmable function panel |
| PFR |
portable foot restraint |
| PFRT |
preliminary flight rating test |
| PFRX |
preflight relmat (X-l, 2, 3 . .
. 9 or A, B, C . . . Z) |
| PFS |
percent full scale |
| PFS |
primary flight software |
| PFS |
primary flight system |
| PFT |
postflight testing |
| PFTA |
payload flight test article |
| PFV |
probability of failure of
vehicle |
| PG |
power generation |
| PG |
pressure gauge |
| PGA |
power generating assembly |
| PGA |
pressure garment assembly |
| PGA |
programmable gain amplifier |
| PGC |
plant growth chamber |
| PGD&CS |
power generation, distribution,
and control subsystem |
| PGHM |
payload ground handling
mechanism |
| PGNCS |
primary guidance, navigation,
and control system |
| PGOC |
Payload Ground Operations
Contract (contractor) |
| PGOR |
payload ground operations
requirement |
| PGORS |
Payload Ground Operations
Requirements Study |
| PGR |
planning ground rule (Spacelab) |
| PGS |
power generation system
(subsystem) |
| PGSC |
payload and general-support
computer |
| PGSE |
payload ground support equipment |
| PGU |
plant growth unit |
| PGU |
power generating unit |
| PGWG |
Particles and Gases Working
Group |
| PH |
personal hygiene |
| pH |
hydrogen-ion concentration
(alkalinity) |
| PHA |
preliminary hazard analysis |
| PHD |
payload handling device |
| PHF |
parts history file |
| PHF |
payload handling fixture |
| PHF |
personal hygiene facility |
| PHK |
personal hygiene kit |
| PHMC |
probe heater motor controller |
| PHP |
payload handling panel |
| PHP |
planetary horizontal platform |
| PHRR |
payload high-rate recorder |
| PHS |
payload handling station |
| PHS |
payload handling system |
| PHS&T |
packaging, handling, storage,
and transportation |
| PHSF |
Payload Hazardous Servicing
Facility |
| PHST |
packaging, handling, storage,
and transportation |
| PHTR |
packaging, handling, and
transportation record |
| PI |
payload interrogator |
| PI |
preliminary investigation |
| PI |
principal investigator |
| PI |
procurement item |
| PI |
program introduction |
| PI&A |
personnel identification and
authentication |
| PIA |
payload interface adapter |
| PIA |
preinspection acceptance |
| PIA |
preinstallation acceptance |
| PIA |
project impact analysis |
| PIAPACS |
psychophysical information
acquisition, pontrol system |
| PIAR |
project impact analysis report |
| PIB |
Pyrotechnic Installation
Building |
| PIC |
Payload Integration Center |
| PIC |
Payload Integration Committee |
| PIC |
performance indicator chart |
| PIC |
preinstallation checkout |
| PIC |
programmable interval clock |
| PIC |
pyrotechnic initiator circuit |
| PIC |
pyrotechnic initiator controller |
| PICC |
payload interface control
computer |
| PICP |
program interface control plan |
| PICRS |
program information control and
retrieval system |
| PICRS |
program information coordination
and review service |
| PICS |
photo index and cataloging
system |
| PICS |
predefined input control
sequence |
| PID |
prime item development |
| PID |
program information document |
| PID |
program introduction document |
| PID |
proportional-integral-derivative |
| PIDA |
payload installation and
deployment aid |
| PIDP |
product initialization data pack |
| PIDS |
portable image display system |
| PIE |
payload integration equipment |
| PIE |
payload interface engineer |
| PIECP |
preliminary impact engineering
change proposal |
| PIF |
payload integration facility |
| PIGA |
pendulous integrating gyroscopic
accelerometer |
| PII |
procurement instrument
identification |
| PIIN |
procurement instrument
identification number |
| PILOT |
program integration and loading
tool |
| PILS |
payload integration library
system |
| PILS |
payload interactive library
system |
| PIM |
payload integration manager |
| PIM |
planning interchange meeting |
| PIM |
pulse interval modulation |
| PIMR |
program integration management
review |
| PIN |
personal identification number |
| PINCH |
payload integration nominal cost
hardware |
| PIND |
particle impact and noise
detection |
| PIND |
particle impact noise detection |
| PIO |
pilot-induced oscillation |
| PIO |
Program Integration Office |
| PIO |
provisioned item order |
| PIO |
Public Information Office (MSFC) |
| PIOL |
periodic input/output link |
| PIOP |
payload integration operations
plan |
| PIP |
payload integration plan |
| PIP |
payload interface plan |
| PIP |
personnel incentive program |
| PIP |
plant instrumentation program |
| PIP |
production instrumentation
package |
| PIP |
project implementation plan |
| PIP |
pyro interception plug |
| PIPA |
pulse-integrating pendulum
accelerometer |
| PIPA |
pulse-integrating pendulum
assembly |
| PIPA |
pulsed integrating pendulous
accelerometer |
| PIR |
programming information
requirement |
| PIRCS |
payload interactive requirements
collection system |
| PIRD |
project instrumentation
requirement document |
| PIRN |
preliminary interface revision
notice |
| PIRN |
proposed interface revision
notice |
| PIT |
passive intermediate tracker |
| PIT |
payload integration thermal |
| PIT |
preinstallation test |
| PITG |
Payload Integration Task Group |
| PITS |
payload integration test set |
| PITS |
payload interface test system |
| PIU |
power interface unit |
| PIU |
pyrotechnic initiator unit |
| PIV |
peak inverse voltage |
| PIVR |
payload interface verification
requirement |
| PIVS |
payload integration and
verification simulator |
| PIVS |
payload interface verification
summary |
| pixel |
picture element |
| PK |
probability of kill |
| PKD |
programmable keyboard and
display |
| PKM |
perigee kick motor |
| PL |
parting line |
| PL |
payload |
| PL |
postlanding |
| PL |
power level |
| PL |
prelaunch |
| PL |
private line |
| PL |
propellant loading |
| PLA |
parachute location aid |
| PLACE |
position location aircraft
communications equipment |
| PLAN |
payload activity network |
| PLB |
payload bay |
| PLBD |
payload bay door |
| PLC |
power line carrier |
| PLC |
pressurized logistics carrier |
| PLC |
programmable logic controller |
| PLC |
propellant loading console |
| PLCC |
Payload Launch Control Center |
| PLCI |
pressurized logistics carrier
interface |
| PLD |
program listing document |
| PLDF |
payload data file |
| PLH |
payload handling |
| PLHX |
payload heat exchanger |
| PLI |
propellant-level indicator |
| PLIC |
payload intelligent controller |
| PLIM |
payload installation mechanism |
| PLIM |
propellant linear insulation
matrix |
| PLIMHR |
payload integration management
hardware review |
| PLIMR |
payload integration management
review |
| PLINS |
payload integration schedule |
| PLISN |
provisioning list item sequence
number |
| PLL |
phase lock loop |
| PLM |
payload management |
| PLM |
payload monitoring |
| PLMS |
program logistics master
schedule |
| PLN |
program logic network |
| PLOS |
probe line of sight |
| PLPS |
propellant loading and
pressurization system |
| PLRV |
payload launch readiness
verification |
| PLS |
payload simulator |
| PLS |
payload system |
| PLS |
personnel launch system |
| PLS |
postlanding and safing |
| PLS |
primary landing site |
| PLS |
propellant loading system |
| PLSL |
propellants and life support
laboratory |
| PLSP |
payload signal processor |
| PLSR |
postlaunch service review |
| PLSS |
portable life support system |
| PLT |
production lead time |
| PLTS |
precision laser tracking system |
| PLU |
position location uncertainty |
| PLV |
payload vehicle |
| PLV |
postlanding valve |
| PLV |
postlanding ventilation |
| PLVC |
postlanding vent control |
| PM |
payload management |
| PM |
preventive maintenance |
| PM |
Procurement Management |
| PM |
program management |
| PM |
program manager |
| PM |
project manager |
| PM |
propulsion module |
| PM |
pulse modulation |
| PM |
payload midbody |
| PM |
payload module |
| PM |
performance management |
| PM |
performance monitor |
| PM |
permanent magnet |
| PM |
phase modulation |
| PM |
phase monitor |
| PM |
Policy Manual |
| Pm |
maturity factor |
| PM&P |
parts, materials, and processes |
| PMA |
performance monitor annunciator |
| PMA |
preliminary mission analysis |
| PMAC |
portable multipurpose
applications console |
| PMAD |
performance monitor annunciation
driver |
| PMAD |
power management and
distribution |
| PMALS |
preliminary miniature
air-launched system |
| PMAP |
performance monitor annunciation
panel |
| PMAT |
page map address table |
| PMATS |
performance managing and
tracking system |
| PMB |
performance management baseline |
| PMB |
performance measurement baseline |
| PMC |
payload monitoring control |
| PMC |
permanently manned capability |
| PMC |
plutonia-molybdenum cermet |
| PMC |
procurement method code |
| PMD |
Palmdale (TACAN station) |
| PMD |
power management and
distribution |
| PMD |
propellant management device |
| PMDM |
payload
multiplexer/demultiplexer |
| PMEL |
Precision Measurements Equipment
Laboratory |
| PMF |
performance monitor function |
| PMF |
perigee motor firing |
| PMF |
program management facility |
| PMG |
Parts Management Group |
| PMHL |
preferred measurement hardware
list |
| PMI |
preventive maintenance
instruction |
| PMI |
principal maintenance inspector |
| PMIA |
parallel multiplexer interface
adapter |
| PMIR |
program manager's integration
review |
| PMIS |
personal management information
system |
| PML |
preliminary materials list |
| PMM |
planetary mission module |
| PMM |
Property Management Manual |
| PMMD |
programmable magnetic momentum
dump |
| PMN |
program management network |
| PMO |
Program Management Office |
| PMO |
program management organization |
| PMOM |
Performance Management Operating
Manual |
| PMOMI |
preventive maintenance OMI |
| PMON |
performance management
operations network |
| PMP |
parts, materials, and processes |
| PMP |
performance management package |
| PMP |
prelaunch monitor program |
| PMP |
preliminary mission plan |
| PMP |
premodulation processor |
| PMP |
program management plan |
| PMPAG |
PMP Advisory Group |
| PMPCB |
Parts, Materials, and Processes
Control Board |
| PMPCB |
PMP Change Board |
| PMPL |
preferred mechanical parts list |
| PMPS |
program management performance
system |
| PMR |
Pacific Missile Range |
| PMR |
parts material request |
| PMR |
payload manifest review |
| PMR |
payload manifesting review |
| PMR |
payload mixing review |
| PMR |
performance measurement report |
| PMR |
program management review |
| PMR |
program manager's review |
| PMRB |
Primary Material Review Board |
| PMRR |
premanufacturing readiness
review |
| PMS |
payload mounting structure |
| PMS |
performance management system |
| PMS |
performance measurement system |
| PMS |
performance monitoring system |
| PMS |
permanent measurement system |
| PMS |
power management system |
| PMS |
program management system |
| PMS |
program master schedule |
| Pms |
probability of mission success |
| PMT |
planning and management team |
| PMT |
production monitoring test |
| PMU |
plaster mockup |
| PMU |
pressure measuring unit |
| PMV |
permanent manned vehicle |
| PMWO |
preventive maintenance work
order |
| PMYK |
program manager YK (AF) |
| PN |
part number |
| PN |
pseudonoise |
| PNA |
plan of action |
| PND |
passive nutation damper |
| PND |
premodulation processor,
near-Earth data |
| PNP |
prenegotiation position |
| PNS |
parabolized Navier-Stokes |
| PNW |
program notes and waivers |
| PO |
postorbit |
| PO |
power on |
| PO |
power oscillator |
| PO |
project office |
| PO |
purchase order |
| POA |
plan of action |
| POC |
Payload Operations Center |
| POC |
point of contact |
| POC |
proof of concept |
| POC |
purchase order closeout |
| POCC |
Payload Operations Control
Center |
| POCN |
purchase order change notice |
| POD |
parameter override display |
| POD |
Payload Operations Division
(JSC) |
| POD |
precision orbit determination |
| POD |
production operations directive |
| PODTG |
Precision Orbit Determination
Task Group |
| POE |
pilot operational equipment |
| POE |
port of embarkation |
| POGO |
Polar Orbiting Geophysical
Observatory |
| POGS |
polar-orbiting geomagnetic
survey |
| POI |
power-on/off interrupt |
| POI |
product of inertia |
| POI |
program of instruction |
| POIC |
Payload Operations Integration
Center |
| POID |
power-on/off interrupt delay |
| POL |
petroleum, oil, and lubricants |
| POLAR |
production order location and
record |
| POLAR |
production order location and
reporting |
| POM |
pallet-only mode |
| POM |
printer output microfilm |
| POMS |
probability of mission success |
| POMT |
planning operations management
team |
| POP |
perpendicular to orbit plane |
| POP |
polar-orbiting platform |
| POP |
preburner oxidizer pump |
| POP |
preflight operations procedure |
| POP |
prelaunch operations plan |
| POP |
program operating plan |
| POPU |
push-over/pull-up |
| POR |
point of resolution |
| POR |
power-on reset |
| POR |
purchase order request |
| PORB |
Production Operations Review
Board |
| PORCN |
production order records change
notice |
| PORD |
performance and operations
requirements document |
| PORR |
preliminary operations
requirements review |
| POS |
portable oxygen system |
| POS |
probability of sufficiency |
| POST |
payload operations support team |
| POST |
Program To Optimize Simulated
Trajectories |
| POT |
proof of technology |
| POT |
proximity operations trainer |
| POV |
peak operating voltage |
| POV |
pneumatically operated valve |
| POV |
proximity operations vehicle |
| POWG |
Payload Operations Working Group |
| POWG |
Payload Orbital Working Group |
| POWS |
project operating work statement |
| PP |
partial pressure |
| PP |
peak to peak |
| PP |
planning package |
| PP |
power plant |
| PP |
premodulation processor |
| PP |
push-pull |
| P-P |
peak to peak |
| PP&C |
program planning and control |
| PP&C |
project planning and control |
| PP&LS |
production planning and
logistics support |
| PP&WC |
process planning and work
control |
| PPA |
power pitch-around |
| PPB |
program performance baseline |
| PPB |
provisioning parts breakdown |
| ppb |
parts per billion |
| PPC |
Payload Preparation Complex |
| PPC |
phased provisioning code |
| PPC |
preprocessing center |
| PPCO2 |
CO2 partial pressure |
| PPCP |
postprocessing computer program |
| PPCU |
partial payload checkout unit |
| PPD |
power pitch-down |
| PPD |
predefined process diagram |
| PPE |
phase partitioning experiment |
| PPE |
premodulation processor
equipment |
| PPEP |
plasma physics and environmental
perturbation |
| PPF |
payload processing facility
(USAF) |
| PPF |
primary processing facility |
| pph |
pounds per hour |
| PPI |
plan position indicator |
| PPI |
proposal preparation instruction |
| PPI |
pulse position indicator |
| PPIL |
priced provisioned item list |
| PPL |
planning parts list |
| PPL |
preferred parts list |
| PPL |
priced parts list |
| PPL |
production payload |
| PPL |
program parts list |
| PPL |
provisioning parts list |
| PPM |
payload project manager |
| PPM |
pulse position modulation |
| ppm |
parts per million |
| ppm |
parts per minute |
| ppm |
pulses per minute |
| PPME |
Pacific plate motion experiment |
| PPMS |
project performance measurement
system |
| PPO |
preferred provider organization |
| PPO2 |
oxygen partial pressure |
| PPP |
payload patch panel |
| PPP |
peak pulse power |
| PPQIC |
Productivity and Product Quality
Improvement Council |
| PPR |
payload preparation room |
| PPR |
program planning review |
| PPRB |
Preliminary Proposal Review
Board |
| PPS |
partial-pressure suit |
| PPS |
payload pointing system |
| PPS |
pneumatic power subsystem |
| PPS |
primary propulsion system |
| PPS |
printer/plotter system |
| PPS |
product performance system |
| PPS |
provisioning performance
schedule |
| PPS |
pulses per second |
| pps |
pulses per second |
| PPSL |
program parts selection list |
| PPT |
prelaunch package test |
| PQA |
procurement quality assurance |
| PQC |
procurement quality control |
| PQC |
Product Quality Council |
| PQE |
procurement quality engineering |
| PQGS |
propellant quantity gauging
system |
| PQIC |
Product Quality Improvement
Council |
| PQIC |
Productivity and Quality
Improvement Council |
| PQT |
preliminary qualification test |
| PR |
partially reusable |
| PR |
purchase request |
| PR |
performance report |
| PR |
position record |
| PR |
pressure ratio |
| PR |
pressure regulator |
| PR |
problem report |
| PR |
procurement regulation |
| PR |
program requirement |
| PR |
pulse rate |
| PRA |
precession axis |
| PRACA |
problem reporting and corrective
action |
| PRACA |
problem reporting, analysis, and
corrective action |
| PRB |
Panel Review Board |
| PRB |
Parachute Refurbishment Building |
| PRB |
Paso Robles (TACAN station) |
| PRB |
Program Review Board |
| PRB |
program requirements baseline |
| PRCB |
Program Requirements Change
Board |
| PRCB |
Program Requirements Control
Board |
| PRCB |
Program Review Control Board |
| PRCBD |
Program Requirements Control
Board directive |
| PRCS |
primary reaction control system |
| PRD |
payload requirements document |
| PRD |
personal radiation dosimeter |
| PRD |
preliminary requirements
document |
| PRD |
procurement regulation directive |
| PRD |
procurement requirements
document |
| PRD |
program requirements document |
| PRD |
project requirements document |
| PRDA |
program research and development
announcement |
| PRE |
personal rescue enclosure |
| PRE |
power regulation equipment |
| PreSOP |
Preliminary Sizing Optimization
Program |
| PRF |
pulse repetition frequency |
| PRIS |
payload remote integration
system |
| PRL |
page revision log |
| PRL |
payload retention latch |
| PRL |
priority rate limiting |
| PRLA |
payload retention latch actuator |
| PRLA |
payload retention latch assembly |
| PRM |
payload retention mechanism |
| PRM |
performance and reliability
module |
| PRM |
pocket radiation meter |
| PRM |
posigrade rocket motor |
| PRM |
pulse rate modulation |
| PRMO |
producibility, reliability,
maintainability, and |
| PRN |
program release notice |
| PRN |
pseudorandom noise |
| PRN |
pulse ranging navigation |
| PRO |
planning resident order |
| PROFS |
professional office systems |
| PROM |
programmable read-only memory |
| PROMIS |
project-oriented management
information system |
| PRP |
personnel reliability program |
| PRP |
program redefinition proposal |
| PRPS |
programming requirements process
specification |
| PRR |
parts replacement request |
| PRR |
parts rework or replacement |
| PRR |
preflight readiness review |
| PRR |
preliminary requirements review |
| PRR |
production readiness review |
| PRR |
program requirements review |
| PRR |
project requirements review |
| PRR |
pulse repetition rate |
| PRRB |
Payload Requirements Review
Board |
| PRS |
payload retention system
(subsystem) |
| PRS |
personal rescue system |
| PRS |
personnel rescue service |
| PRS |
power reactant subsystem |
| PRS |
precision ranging system |
| PRS |
preliminary requirements
specification |
| PRS |
primary recovery site |
| PRS |
primary rescue site |
| PRS |
provisioning requirements
statement |
| PRSA |
power reactant storage assembly |
| PRSD |
power reactant storage and
distribution |
| PRSDS |
power reactant storage and
distribution system |
| PRSS |
problem report squawk sheet |
| PRT |
pulse repetition time |
| PRTLS |
powered return to launch site |
| PRV |
pressure-reducing valve |
| PS |
parachute system (subsystem) |
| PS |
probability of success |
| PS |
production sheet |
| PS |
payload specialist |
| PS |
payload station |
| PS |
payload support |
| PS |
pointing subsystem |
| PS |
power supply |
| PS |
pressure switch |
| PS |
primary structure |
| PS |
prime select |
| Ps |
probability of survival |
| PSA |
payload service area |
| PSA |
producibility, supportability,
and affordability |
| PSA |
payload support avionics |
| PSA |
postsleep activity |
| PSA |
power and servoassembly |
| PSA |
power servoamplifier |
| PSA |
power switching assembly |
| PSA |
preferred storage area |
| PSA |
presleep activity |
| PSA |
pressure switch assembly |
| PSAC |
Presidential Scientific Advisory
Committee |
| PSBLS |
permanent space-based logistics
system |
| PSC |
parallel switch control |
| PSC |
payload support contractor |
| PSC |
planetary spacecraft |
| PSC |
Program Support Center |
| PSC |
program schedule chart |
| PSC |
program support contractor |
| PSC |
provide station control |
| PSCL |
Propellant Systems Cleaning
Laboratory |
| PSCN |
preliminary specification change
notice |
| PSCN |
program support communications
network |
| PSCU |
power supply control unit |
| PSD |
phase-sensitive demodulator |
| PSD |
power spectral density |
| PSD |
Power Systems Division (division
of LTV) |
| PSD |
program support document |
| PSDF |
Propulsion System Development
Facility |
| PSDP |
payload station distribution
panel |
| PSDP |
payload system distribution
panel |
| PSDR |
planning and scheduling document
record |
| PSDU |
power and signal distribution
unit |
| PSE |
payload service equipment |
| PSE |
payload support engineer |
| PSE |
payload support equipment |
| PSE |
peculiar support equipment |
| PSF |
point spread function |
| PSF |
probability of stress failure |
| PSF |
processing and staging facility
(SRB) |
| PSF |
processing and storage facility
(ET) |
| PSF |
propellant servicing facility |
| psf |
pounds per square foot |
| PSG |
Power Subsystem Group |
| PSI |
power static inverter |
| psi |
pounds per square inch |
| PSI/SCI |
preshipment inspection and
seller configuration |
| psia |
pounds per square inch absolute |
| psid |
pounds per square inch
differential |
| PSIG |
Propulsion Systems Integration
Group |
| psig |
pounds per square inch
gauge |
| psis |
pounds per square inch scaled |
| PSIU |
power and signal interface unit |
| PSK |
phase shift key |
| PSL |
pressure seal |
| PSL |
Program Support Library |
| PSL |
program statement language |
| PSM |
phase-sensitive modulation |
| PSM |
power storage module |
| PSM |
product support manager |
| PSM |
propellant storage module |
| PSM |
pyro substitute monitor |
| PSN |
program schedule network |
| PSO |
pad safety officer |
| PSOC |
preliminary SAC operational
concept |
| PSOC |
preliminary system operational
concept |
| PSOP |
peak side on pressure |
| PSP |
payload signal processor |
| PSP |
payload specialist panel |
| PSP |
payload support plan |
| PSP |
planetary scan platform |
| PSP |
planetary scan probe |
| PSP |
positive static pressure |
| PSP |
program support plan |
| PSP |
programmable signal processor |
| PSP |
project schedule plan |
| PSPA |
pressure static probe assembly |
| PSPL |
priced spare parts list |
| PSQ |
personnel security questionnaire |
| PSR |
payload safety review |
| PSR |
performance status report |
| PSR |
problem status report |
| PSR |
production safety review |
| PSR |
program status review |
| PSR |
project safety review |
| PSRD |
program support requirements
document |
| PSRR |
preliminary systems requirements
review |
| PSRS |
plant service recall system |
| PSS |
pad safety supervisor |
| PSS |
propulsion support system |
| PSS |
payload specialist station |
| PSS |
payload status system |
| PSS |
payload support system |
| PSS |
performance summary system |
| PSS |
planning and scheduling system |
| PSS |
portable survival shelter |
| PSS |
propellant supply subsystem |
| PSS |
propulsion subsystem |
| PSSP |
payload specialist station panel |
| PSSR |
performance status summary
report |
| PSSR |
performance status summary
review |
| PSSS |
packet scan status stack |
| PSST |
periodic significant scheduled
task |
| PSSU |
patch survey and switching unit |
| PST |
point source transmission |
| PST |
point source transmittance |
| PST |
preliminary systems test |
| PSTL |
pressure model static and
transient launch configuration |
| PSU |
power switching unit |
| PSV |
photographic spatial volume |
| PSV |
planetary space vehicle |
| PSV |
probability of vehicle success |
| PSW |
program status word |
| PT |
Advanced Planning and Technology
Office (KSC) |
| PT |
product team |
| PT |
productivity team |
| PT |
propulsion test |
| PT |
paper tape |
| PT |
part task |
| PT |
pitch trim |
| PT |
pneumatic tube |
| PT |
point of tangency |
| PT |
power transfer |
| PT |
pressure transducer |
| PT |
primary target |
| PTA |
pointing and tracking assembly |
| PTA |
posttest analysis |
| PTA |
property transfer authorization |
| PTA |
propulsion test article |
| PTAS |
performance trend analysis
system |
| PTB |
payload timing buffer |
| PTC |
passive thermal conditioning |
| PTC |
passive thermal control |
| PTC |
portable temperature controller |
| PTCC |
Propulsion Test Control Center |
| PTCR |
pad terminal connection room |
| PTCS |
passive thermal control system |
| PTCS |
planning, training, and checkout
system |
| PTCS |
pointing, tracking, and control
system |
| PTCS |
propellant tanking computer
system |
| PTD |
preliminary technical directive |
| PTD |
provisioning technical
documentation |
| PTDDSS |
PTD data selection sheet |
| PTI |
preliminary test information |
| PTI |
programmed test input |
| PTIS |
programmed test input system |
| PTL |
potential termination liability |
| PTM |
pulse time modulation |
| PTO |
power test operation |
| PTR |
preliminary test report |
| PTR |
program technical review |
| PTR |
program trouble report |
| PTS |
payload test set |
| PTS |
payload transportation system |
| PTSF |
payload trunnion support fixture |
| PtSi |
platinum silicide |
| PTT |
push to talk |
| PTU |
pan and tilt unit |
| PTV |
pathfinder test vehicle |
| PU |
pickup |
| PU |
power unit |
| PU |
production unit |
| PU |
propellant unit |
| PU |
propellant utilization |
| PUCS |
propellant utilization control
system |
| PUGS |
propellant utilization and
gauging system |
| PUV |
propellant utilization valve |
| PV |
photovoltaic |
| PV&D |
purge, vent, and drain |
| PV/PS |
pressure vessel and pressure
system |
| PVA |
preburner valve actuator |
| PVA |
propellant valve actuator |
| PVC |
polyvinyl chloride |
| PVC |
pressure-volume compensated |
| PVD |
passive vibration damping |
| PVD |
purge, vent, and drain |
| PVDS |
propellant vent and drain system |
| PVED |
Propulsion and Vehicle
Engineering Division |
| PVLA |
purchase versus lease analysis |
| PVR |
precision voltage reference |
| PVRD |
purge, vent, repressurize, and
drain |
| PVT |
passive visible tracker |
| PVT |
preflight verification test |
| PVT |
pressure, volume, and
temperature |
| PVT |
pyrotechnic verification test |
| PVTCS |
photovoltaic thermal control
system |
| PVTOS |
physical vapor transport organic
solids |
| PVWA |
planned value of work
accomplished |
| PVWS |
planned value of work scheduled |
| PW |
plan washer |
| PW |
printed wiring |
| PW |
pulse width |
| PWA |
Pratt and Whitney Aircraft |
| PWA |
printed wiring assembly |
| PWA |
private write area |
| PWA |
product work authorization |
| PWB |
printed wire board |
| PWB |
printed wiring board |
| PWBS |
program work breakdown structure |
| PWD |
proceed with design |
| PWDS |
protected wire distribution
system |
| PWM |
pulse width modulation |
| PWMD |
printed wiring master drawing |
| PWS |
pricing work statement |
| PWT |
propulsion wind tunnel |
| PWW |
Project West Wing |
| PY |
program year |
| PYR |
pyro release |
| PZT |
lead, zirconate, titanate |
| Q |
heating rate |
| Q |
pitch rate |
| q |
dynamic pressure |
| Q&A |
question and answer |
| QA |
quality assurance |
| QA |
quality audit |
| QA&T |
quality assurance and test |
| QAC |
quality assurance chart |
| QACAD |
QA corrective action document |
| QAD |
Quality Assurance Division
(MSFC) |
| QAFM |
QA Forms Manual |
| Q-alpha |
pitch dynamic pressure |
| QAM |
QA Manual |
| QAOP |
QA operating procedure |
| QAP |
QA procedure |
| QAP |
quality assurance product |
| QAR |
quality assurance report |
| QAVT |
qualification acceptance
vibration test |
| Q-beta |
yaw dynamic pressure |
| QC |
quality control |
| QCB |
queue control block |
| QCDR |
QC deficiency report |
| QCM |
quartz crystal microbalance |
| QCOP |
QC operating procedure |
| QCS |
qualified calibration source |
| QD |
quick disconnect |
| QDR |
qualification design review |
| QDS |
quality data system |
| QE |
quadrant elevation |
| QE |
quality engineer |
| QE |
quality engineering |
| QEC |
quick engine change |
| QEL |
queue element |
| QFD |
quality function deployment |
| QFD |
quality functional deployment |
| QGS |
quantity gauging system |
| QI |
quality information |
| QIC |
quality information control |
| QL |
quick look |
| QLDS |
quick-look data station |
| QLS |
quick-look station |
| QM |
qualification motor |
| QMS |
qualification model spacecraft |
| QPD |
quality planning document |
| QPL |
qualified parts list |
| QPL |
qualified products list |
| QPP |
quality program plan |
| QPR |
quarterly progress report |
| QPRD |
quality planning requirements
document |
| QPRD |
quality program requirements
document |
| QPRH |
Quality Planning Requirements
Handbook |
| QPS |
quantity planning specification |
| QPSD |
Quality and Productivity Systems
Division |
| QPSK |
quadrature phase shift key |
| QQPRI |
qualitative, quantitative
personnel requirements |
| QRE |
quick-reaction estimate |
| QRI |
quick-reaction integration |
| QRIA |
quick-reaction integration
activity |
| QRS |
qualification review sheet |
| QRS |
quartz rate sensor |
| QRS |
quick-reaction sortie |
| QRSL |
quick-reaction space laboratory |
| QSA |
qualification site approval |
| QSGVT |
quarter-scale ground vibration
test |
| QSIM |
queuing simulation |
| QSL |
qualified source list |
| QSM |
quarter-scale model |
| QSS |
quindar scanning system |
| QT |
qualification test |
| QTP |
qualification test plan |
| QTP |
qualification test procedure |
| QTR |
qualification test report |
| QTV |
qualification test vehicle |
| QUADS |
quality achievement data system |
| QUAL |
Quality Assurance Division
(MSFC) |
| QUES |
queueing model for message
dissemination |
| QUI |
Quito, Ecuador (STDN) |
| QUIC |
quality data information and
control |
| QUIC |
quality information control |
| QUP |
quality unit pack |
| QVT |
qualified verification testing |
| QVVT |
qualified verification vibration
testing |
| R |
gas constant |
| R |
radiometer |
| R |
Rankine |
| R |
roentgen |
| R |
yaw Rankine rate |
| R |
BAR radius vector axis |
| R |
DOT range rate to target, (+)
opening, (-) closing |
| R |
IMP minimum range to avoid plume
impingement |
| R&CC |
recorder and communication
control |
| R&D |
research and development |
| R&DO |
Research and Development
Operations (MSFC) |
| R&E |
research and engineering |
| R&M |
reliability and maintainability |
| R&P |
reserve and process |
| R&PM |
research and program management |
| R&QA |
reliability and quality
assurance |
| R&R |
remove and replace |
| R&R |
rendezvous and recovery |
| R&S |
reliability and safety |
| R&T |
research and technology |
| R&Z |
range and zero |
| R/A |
radar altimeter |
| R/C |
radio command |
| R/C |
rate of climb |
| R/C |
remote control |
| R/D |
rate of descent |
| R/E |
reentry |
| R/E |
right-hand engine |
| R/I |
receiving inspection |
| R/L |
rate limited |
| R/L |
remote/local |
| R/M |
reliability/maintainability |
| R/O |
roll-out |
| R/R |
remove and replace |
| R/S |
range safety |
| R/S |
redundant set |
| R/T |
real time |
| R/T |
receive/transmit |
| R/T |
receiver/transmitter |
| R/T |
reference trajectory |
| R/T |
room temperature |
| R/W |
read/write |
| R/W |
runway |
| R3 |
rotary reciprocating
refrigerator |
| R3S |
rapid records retrieval system |
| RA |
radar altimeter |
| RA |
range area |
| RA |
right aft |
| RA |
right ascension |
| RAAB |
remote amplifier acquisition and
advisory box |
| RAAB |
remote amplifier and adaptation
box |
| RAAB |
remote application and advisory
box |
| RAAN |
right ascension of ascending
node |
| RABF |
radio astronomy bandstop filter |
| RAC |
Reliability Action Center |
| RACCS |
remote automatic checkout and
calibration system |
| RACF |
Resource Access Control Facility |
| RACS |
remote automatic calibration
system |
| RACU |
remote acquisition and control
unit |
| RAD |
radiation absorbed dose |
| RAD |
research and advanced
development |
| RAD |
roentgen absorbed dosage |
| RADC |
Rome Air Development Center |
| RADCC |
Radiation Control Center |
| RADK |
radiation conduction value |
| RADOP |
radiator optimization computer
code |
| RADVS |
radar altimeter and Doppler
velocity sensor |
| RAE |
radio astronomy explorer |
| RAE |
range, azimuth, and elevation |
| RAF |
requirements analysis form |
| RAG |
reusable agenda |
| RAHF-VT |
Research animal holding facility
verification |
| RAI |
radar altimeter indicator |
| RAI |
review action item |
| RAI |
roll attitude indicator |
| RAJPO |
Range Application Joint Program
Office |
| RAL |
responsibility assignment list |
| RALPH |
reduction and acquisition of
lunar pulse heights |
| RALT |
radar altimeter |
| RAM |
radar absorption material |
| RAM |
random access memory |
| RAM |
Reliability Assessment Model |
| RAM |
requirements allocation matrix |
| RAM |
research and applications module |
| RAM |
resource allocation manager |
| RAM |
responsibility assignment matrix |
| RAMA |
recap and movement authorization |
| RAMAC |
random access method of
accounting and control |
| RAMCS |
remote automatic measuring and
calibration system |
| RAMP |
replenishment activity
management plan |
| RAMPS |
resource analysis and mission
planning system |
| RAN |
Royal Australian Navy |
| RANC |
radar absorption noise and
clutter |
| RANN |
research applied to national
needs |
| RAP |
reliability assurance program |
| RAP |
reserve auxiliary payload |
| RAP |
responsibility accounting
program |
| RAPCON |
radar approach and control |
| RAPP |
Resource and Planning Program |
| RAR |
resource accommodation report |
| RAS |
reacquisition sensor |
| RAS |
remote access set |
| RAS |
requirements accounting system |
| RAS |
requirements allocation sheet |
| RAS |
reuse all systems |
| RASM |
remote analog submultiplexer |
| RATCC |
Radar Air Traffic Control Center |
| RATO |
rocket-assisted takeoff |
| RAU |
remote access unit |
| RAU |
remote acquisition unit |
| RAUIS |
remote acquisition unit
interconnecting station |
| RAWS |
role-adaptable weapons system |
| RAX |
remote access computing system |
| RAX |
remote access terminal |
| RAZEL |
range, azimuth, and elevation |
| RB |
radar beacon |
| RB |
rubber base |
| RBA |
radar beacon antenna |
| RBA |
recovery beacon antenna |
| RBC |
red blood cells |
| RBC |
rotating beam ceilometer |
| RBDE |
radar bright display equipment |
| RBE |
radiation biological
effectiveness |
| RBET |
relative BET |
| RBK |
right bank |
| RBL |
right buttock line |
| RBMT |
retrospective bibliographies on
magnetic tape |
| RBN |
radio beacon |
| RC |
radio command |
| RC |
reverse current |
| RC |
rotation control |
| RC |
rotational control |
| RC |
radio control |
| RC |
range command |
| RC |
rate command |
| RC |
reaction control |
| RC |
recovery controller |
| RC |
recurring cost |
| RC |
reinforced concrete |
| RC |
resistance-capacitance |
| RCA |
Radio Corporation of America |
| RCA |
remote control amplifier |
| RCAG |
remote center air-ground |
| RCB |
remote circuit breaker |
| RCC |
Range Commanders' Council (DOD) |
| RCC |
range control center |
| RCC |
recovery control center |
| RCC |
redundancy connection control |
| RCC |
Regional Control Center |
| RCC |
reinforced carbon-carbon |
| RCC |
reusable carbon-carbon |
| RCC |
rough combustion cutoff |
| RCCA |
rough combustion cutoff assembly |
| RCCB |
remote central circuit breaker |
| RCCB |
Rockwell Configuration Control
Board |
| RCCP |
recorder and communications
control panel |
| RCI |
request for contract
investigation |
| RCL |
reliability control level |
| RCM |
reliability-centered maintenance |
| RCN |
requirements change notice |
| RCN |
Rockwell communication network |
| RCP |
Radiation Constraints Panel |
| RCP |
right circular polarizer |
| RCR |
requirements change request |
| RCR |
retrofit configuration record |
| RCS |
reaction control system
(subsystem) |
| RCS |
received command sync |
| RCS |
reentry control system |
| RCS |
requirements collection system |
| RCSC |
reaction control subsystem
controller |
| RCU |
remote control unit |
| RCVS |
remote control video switch |
| RCY |
remaining cycles |
| RD |
radiation detection |
| RD |
reference designator |
| RD |
released drawing |
| RD |
requirements document |
| RD |
root diameter |
| RDA |
remote data access |
| RDA |
resident data area |
| RDC |
reference designator code |
| RDC |
request for design change |
| RDC |
request for document change |
| RDC |
request for drawing changes |
| RDCS |
reconfiguration data collection
system |
| RDD |
requirements definition document |
| RDF |
radio direction finder |
| RDF |
resource data file |
| RDGS |
reconfiguration display
generation system |
| RDL |
reconfigurable design language |
| RDM |
real-time data manager |
| RDO |
relational data base operator |
| RDOC |
reference designation overflow
code |
| RDOS |
real-time disk operating system |
| RDP |
receive and data processor |
| RDP |
requirements data plan |
| RDP |
requirements development plan |
| RDR |
raw data recorder |
| RDS |
Rocketdyne digital simulator |
| RDT&E |
research, development, test, and
evaluation |
| RDW |
response data word |
| RDW |
return data word |
| RE |
resolution element |
| RE |
responsible engineer |
| RE&T |
research engineering and test |
| REA |
rocket engine assembly |
| REAM |
rocket engine assembly module |
| RECON |
remote console |
| RECP |
request for engineering change
proposal |
| RECS |
representative environmental
control system (Shuttle) |
| REDAC |
Rockwell electronic design
analysis code |
| REDB |
Rockwell engineering data base |
| REFSMMAT |
reference stable member matrix |
| REI |
range from entry interface |
| REI |
runway-end identification |
| REIL |
runway-end identification lights |
| RELMAT |
relative matrix |
| RELSAT |
reliability for satellite
(equipment in severe environment) |
| REM |
release engine module |
| REM |
release escape mechanism |
| REM |
release-engagement monitor |
| REM |
rocket engine module |
| REM |
roentgen equivalent man |
| RETS |
reconfigurable electrical test
stand |
| REU |
remote electronics unit |
| REVS |
requirements engineering and
validation system |
| RF |
new risk factor |
| RF |
radio frequency |
| RF |
right forward |
| RF |
risk factor |
| Rf |
risk factor |
| RFA |
request for action |
| RFA |
RF authorization |
| RFB |
ready for baseline |
| RFB |
request for bid |
| RFC |
radio frequency chart |
| RFC |
request for change |
| RFCA |
radiator and flow control
assembly |
| RFCA |
radiator flow control assembly |
| RFCP |
request for computer program |
| RFD |
requirements formulation
document |
| RFDA |
radio frequency deployed
assembly |
| RFDU |
radio frequency and digital unit |
| RFE |
request for estimate |
| RFECP |
request for engineering change
proposal |
| RFEI |
request for engineering
information |
| RFHA |
reusable flight hardware
authorization |
| RFI |
radio frequency interference |
| RFI |
remote facility inquiry |
| RFI |
remote file inquiry |
| RFI |
request for information |
| RFO |
request for order |
| RFP |
request for program |
| RFP |
request for proposal |
| RFP |
requirements and formulation
phase |
| RFPA |
request for proposal
authorization |
| RFQ |
request for quotation |
| RFTCP |
request for test change proposal |
| RF-TK |
radio frequency tracking |
| RFTS |
radio frequency transmission
system |
| RFU |
radio frequency unit |
| RFW |
request for waiver (deviation) |
| RG |
radio guide |
| RG |
rate gyro |
| RGA |
rate gyro assembly |
| RGA |
residual gas analysis |
| RGAL |
rate gyro assembly, left SRB |
| RGAO |
rate gyro assembly, orbiter |
| RGAR |
rate gyro assembly, right SRB |
| RGP |
rate gyro package |
| RGR |
repairable generator rate |
| RGRF |
repair generation rate forecast |
| RH |
relative humidity |
| RH |
right-hand |
| RHC |
remote hand controller |
| RHC |
rotational hand controller |
| RHCP |
right-hand circular polarization |
| RHCP |
right-hand circularly polarized |
| RHCTO |
rotational hand controller
takeover |
| RHEB |
right-hand equipment bay |
| RHEC |
radiation-hardened emulating
computer |
| RHFEB |
right-hand forward equipment bay |
| RHL |
residual hazards list |
| RHP |
right-hand panel |
| RHS |
right-hand side |
| RHS |
Rocketdyne hybrid simulator |
| RHSC |
right-hand-side console |
| RHT |
radiant heat temperature |
| RHU |
radioisotope heater unit |
| RHW |
response header word |
| RHW |
router header word |
| RI |
radioisotope |
| RI |
record ID |
| RI |
register immediate |
| RIADB |
Rockwell integrity assurance
data base |
| RIB |
radioisotope/Brayton |
| RIB |
recoverable item breakdown |
| RIB |
right inboard |
| RIC |
resistance, inductance, and
capacitance |
| RICA |
Rockwell interdivisional
contract agreement |
| RICC |
remote intercomputer
communications |
| RICE |
remote inertial and control
equipment |
| RICMOS |
radiation-hard inverse CMOS |
| RICP |
real-time interactive computer
program |
| RID |
review item disposition |
| RIDI |
receiving inspection detailed
instruction |
| RIDS |
Rockwell integrated defense
simulator |
| RIE |
right inboard elevon |
| RIF |
relative importance factor |
| RIG |
rate integration gyro |
| RIGA |
rate-integrating gyro assembly |
| RIGI |
receiving inspection general
instruction |
| RIL |
recoverable items list |
| RIL |
repairable items list |
| RIM |
resource inventory management |
| RIMS |
RIM system |
| RIMSS |
Rockwell International modular
satellite system |
| RIPS |
radar impact prediction system |
| RIQ |
Rockwell International quote |
| RIR |
reportable items report |
| RIS |
reporting identification symbol |
| RISC |
Rockwell Integration Support
Contract |
| RISE-C |
Rockwell International Shuttle
equipment cradle |
| RISKAC |
risk acceptance |
| RISNET |
risk management analysis system |
| RISOP |
red integrated strategic
operations plan |
| RIT |
request for interface tooling |
| RIU |
remote interface unit |
| RJ/EC |
reaction jet/engine control |
| RJC |
reaction jet control |
| RJD |
reaction jet device |
| RJD |
reaction jet driver |
| RJDA |
reaction jet driver aft |
| RJDF |
reaction jet driver forward |
| RJE |
remote job entry |
| RJOD |
reaction jet/OMS driver |
| RL |
reimaging lens |
| RL |
return link |
| RLA |
repair-level analysis |
| RLC |
remote load controller |
| RLE |
responsible lab engineer |
| RLEO |
request for liaison engineering
order |
| RLG |
ring laser gyro |
| RLT |
return line tether |
| RM |
redundancy management |
| RM |
right mid |
| RM |
reference mission |
| RM |
relay mirror |
| RM |
remedial maintenance |
| RM |
remote manipulator |
| RM |
rendezvous maneuver |
| RM |
rescue module |
| RM |
resource management |
| RM |
resupply module |
| RM&P |
reliability, maintainability,
and producibility |
| RM&QA |
reliability, maintainability,
and quality assurance |
| RM/AS |
risk management/assessment
system |
| RMA |
reliability, maintainability,
and availability |
| RMA |
remote manipulator arm |
| RMC |
redundancy management control |
| RME |
radiation monitoring equipment |
| RMF |
RCS module forward |
| RMG |
right main gear |
| RMI |
radio magnetic indicator |
| RMOP |
resource management operation
plan |
| RMP |
risk management plan |
| RMRS |
recoverable maintenance recall
system |
| RMRS |
repeatable maintenance recall
system |
| RMS |
random motion simulator |
| RMS |
redundancy management system |
| RMS |
remote maneuvering system |
| RMS |
remote manipulator system
(subsystem) |
| RMS |
root mean square |
| rms |
radian means per second |
| RMU |
remote maneuvering unit |
| RN |
rate of change |
| RN |
resource node |
| RN |
Reynold's number |
| Rnet |
reconfiguration network |
| RNP |
rotation, nutation, and
precession |
| RNS |
reusable nuclear stage |
| RNTS |
regenerative nonventing thermal
system |
| RO |
radar operator |
| RO |
readout |
| RO |
receive only |
| RO |
recovery operations |
| RO |
rollover |
| ROADS |
resource and operations analysis
display system |
| ROB |
right outboard |
| ROB |
rigid optical bench |
| ROC |
record of comments |
| ROC |
request of change |
| ROCC |
Range Operational Control Center |
| ROCC |
Region Operational Control
Center |
| ROCES |
ranger orbiter crew escape
system |
| ROD |
remotely operated door |
| ROEU |
remotely operated electrical
umbilical |
| ROI |
return on investment |
| ROL |
remote operating location |
| ROM |
read-only memory |
| ROM |
rough order of magnitude |
| RORSAT |
radar ocean reconnaissance
satellite |
| ROS |
read-only storage |
| ROS |
regulated oxygen supply |
| ROS |
removable overhead structure |
| ROS |
Rosman, North Carolina (STDN
site) |
| ROSES |
Rockwell Operational Software
Engineering System |
| ROSS |
remote orbital servicing system |
| ROST |
Rockwell operational system for
trades |
| ROST |
Rockwell operations system for
trades |
| ROT |
remaining operating time |
| ROTI |
recording optical tracking
instrument |
| ROTV |
returnable orbital transfer
vehicle |
| RP |
relative pressure |
| RP |
repair period |
| RP |
rocket propellant |
| RPA |
record and playback assembly |
| RPA |
request for procurement action |
| RPA |
request for procurement
authorization |
| RPC |
remote power control |
| RPC |
remote power controller |
| RPD |
Reconfiguration Production
Department |
| RPE |
reliability project engineer |
| RPF |
rapid prototyping facility |
| rph |
revolutions per hour |
| RPIE |
real property installed
equipment |
| RPL |
rated power level |
| RPL |
Rocket Propulsion Laboratory |
| rpm |
revolutions per minute |
| rpm |
rotations per minute |
| RPO |
radiation protection officer |
| RPOC |
Remote Payload Operations Center |
| RPP |
reinforced pyrolytic plastic |
| RPP |
reliability program plan |
| RPS |
record and playback system
(subsystem) |
| RPS |
RMS planning system |
| rps |
revolutions per second |
| RPSF |
Rotation Processing and Surge
Facility |
| RPT |
resident provisioning team |
| RPT |
rudder pedal transducer |
| RPTA |
rudder pedal transducer assembly |
| RPV |
remotely piloted vehicle |
| RQ |
respiratory quotient |
| RR |
range rate |
| RR |
readiness review |
| RR |
register to register |
| RR |
rendezvous radar |
| RR |
requirements review |
| RR |
respiration rate |
| RRB |
Requirements Review Board |
| RRDA |
rendezvous radar deployment
actuator |
| RRDCT |
risk reduction data collection
task |
| RREA |
rendezvous radar electronics
assembly |
| RREU |
rendezvous radar electronics
unit |
| RRL |
rudder reference line |
| RRP |
rudder reference plane |
| RRS |
restraint release system |
| RRS |
retrorocket system |
| RRT |
rendezvous radar transducer |
| RRT |
rendezvous radar transfer |
| RRT |
rendezvous radar transponder |
| RS |
Rawinsonde |
| RS |
redundancy status |
| RS |
redundant set |
| RS |
refurbishment spare |
| RS |
register to storage |
| RS |
remote station |
| RS |
right side |
| RS&S |
receiving, shipping, and storage |
| RSA |
rapid simulation aid |
| RSA |
rate sensor assembly |
| RSA |
rheometrics solids analyzer |
| RSB |
rudder/speed brake |
| RSC |
range safety command |
| RSC |
range safety control |
| RSCIE |
remote station communication
interface equipment |
| RSCR |
range safety command receiver |
| RSCS |
rate stabilization and control
system |
| RSCSS |
range safety command shutdown
system |
| RSD |
range support document |
| RSD |
requirements and specifications
document |
| RSDB |
Rockwell supplier data base |
| RSDP |
remote site data processor |
| RSEAM |
Rockwell system engineering
analysis model |
| RSF |
receiving-safing facility |
| RSF |
Refurbishment and Subassembly
Facility (KSC) |
| RSI |
rate stability indicator |
| RSI |
reusable surface insulation |
| RSIOP |
red single integrated operations
plan |
| RSIOP |
Russian strategic integrated
operational plan |
| RSL |
requirement specification
language |
| RSL |
resource support list |
| RSLS |
redundant set launch sequence |
| RSMM |
redundant system monitor model |
| RSO |
Radiological Safety Office |
| RSO |
range safety officer |
| RSO |
resident space object |
| RSOC |
Rockwell Space Operations
Company |
| RSPL |
recommended spare parts list |
| RSR |
release schedule record |
| RSRA |
rotor system research aircraft |
| RSRB |
redesigned solid rocket booster |
| RSRM |
redesigned solid rocket motor |
| RSS |
range safety switch |
| RSS |
range safety system |
| RSS |
reactant supply system |
| RSS |
restart selectover system |
| RSS |
rib structure station |
| RSS |
root sum square |
| RSS |
rotating service structure |
| RSSPO |
Resident Space Shuttle Project
Office |
| RST |
recessed selectomatic terminal |
| RSU |
remote service unit |
| RSV |
ready storage vessel |
| RT |
real time |
| RT |
reference trajectory |
| RT |
room temperature |
| R-T |
resistance test |
| RT/LO |
receiver transmitter/local
oscillator |
| RTAC |
Research and Technology Advisory
Committee |
| RTAW |
Rockwell tandem arc weld |
| RTB |
resistance temperature bulb |
| RTC |
real-time clock |
| RTC |
real-time command |
| RTC |
real-time computer |
| RTC |
room-temperature cure |
| RTCA |
Radio Technical Commission for
Aeronautics |
| RTCC |
Real-Time Computer Center (NASA) |
| RTCC |
real-time command controller |
| RTCC |
real-time computer command
(uplink) |
| RTCC |
real-time computer complex |
| RTCE |
rotation/translation control
electronics |
| RTCP |
real-time communications
processor |
| RTCPS |
real-time computer program
system |
| RTCS |
real-time computer system |
| RTD |
real-time data |
| RTD |
real-time display |
| RTD |
resistance temperature device |
| RTD |
resistance thermal device |
| RTDD |
release to design development |
| RTE |
responsible test engineer |
| RTF |
return to flight |
| RTFSS |
real-time flight safety software |
| RTG |
radioisotope thermoelectric
generator |
| RTG |
range to ground |
| RTHC |
rotational-translational hand
controller |
| RTHS |
real-time hybrid system |
| RTIF |
real-time interface |
| RTLS |
return to launch site |
| RTM |
release to manufacturing |
| RTM |
robot task measurement |
| RTO |
rapid turn-on |
| RTOK |
retest okay |
| RTOP |
research and technology
objectives and plans |
| RTOP |
research and technology
operating plan |
| RTPM |
real-time program management |
| RTS |
range tracking station |
| RTS |
real-time subsystem |
| RTS |
real-time supply |
| RTS |
reliability test specimen |
| RTS |
remote tracking station |
| RTSF |
real-time simulation facility |
| RTSS |
real-time simulation system |
| RTTV |
real-time television |
| RTU |
remote terminal unit |
| RTV |
room-temperature vulcanizing |
| RTVM |
requirements and test
verification matrix |
| RU |
remote unit |
| RV |
recirculation valve |
| RV |
recovery vehicle |
| RV |
reentry vehicle |
| RV |
relief valve |
| RVAO |
reentry vehicle associated
object |
| RVAS |
requirements verification and
accounting system |
| RVCF |
remote vehicle checkout facility |
| RVCN |
requirement verification
completion notice |
| RVDISC |
RV discrimination |
| RVDT |
rotary variable differential
transducer |
| RVDT |
rotary variable differential
transformer |
| RVN |
requirements verification
network |
| RVR |
requirement verification
revision |
| RVR |
runway visual range |
| RVRS |
requirements verification review
sheet |
| RVTAPS |
RV track and prediction
simulation |
| RW |
reaction wheel |
| RW |
read and write |
| RW |
response word |
| RW |
runway |
| RWD |
right wing down |
| RWE |
read/write electronics |
| RWM |
read and write memory |
| RYD |
real-year dollars |
| RZ |
return to zero |
| S |
stere |
| S- |
Saturn stage (followed by Roman
numeral) |
| S&A |
safe and arm |
| S&A |
science and application |
| S&AD |
Science and Applications
Directorate |
| S&C |
stabilization and control |
| S&E |
Science and Engineering (MSFC
directorate) |
| S&E |
sensors and effectors |
| S&H |
sample and hold |
| S&MST |
space and missile system test |
| S&PA |
safety and product assurance |
| S&SED |
Satellite and Space Electronics
Division (Rockwell) |
| S* |
second (astronomical tables) |
| S/A |
safe and arm |
| S/A |
scheduled/actual |
| S/A |
site activation |
| S/A |
solar array |
| S/A |
spacecraft adapter |
| S/A |
subaccount |
| S/A |
subassembly |
| S/A |
supplemental agreement |
| S/A |
swing arm |
| S/AC |
stabilization/attitude control |
| S/B |
serial block |
| S/B |
standby |
| S/C |
security code |
| S/C |
sensor/controller |
| S/C |
signal conditioner |
| S/C |
software contractor |
| S/C |
spacecraft |
| S/C |
splitter/combiner |
| S/C |
stabilization and control |
| S/C |
strip chart (recorder) |
| S/C |
subcontractor |
| S/CO |
spacecraft observer |
| S/DG |
strap-down gyro |
| S/E |
service equipment |
| S/EOS |
standard Earth observation
satellite |
| S/F |
safety factor |
| S/F |
single flow |
| S/F |
static firing |
| S/G |
salary grade |
| S/G |
strain gauge |
| S/I |
system integration |
| S/L |
shop laboratory |
| S/L |
space laboratory |
| S/M |
scheduled maintenance |
| S/M |
service module |
| S/M |
service/maintenance |
| S/M |
systems management |
| S/N |
serial number |
| S/N |
service note |
| S/N |
signal-to-noise ratio |
| S/O |
shutoff |
| S/O |
switchover |
| S/P |
serial to parallel |
| S/P |
signal processor |
| S/R |
send and receive |
| S/R |
shift register |
| S/R |
stimulus/response |
| S/S |
signal strength |
| S/S |
single side band |
| S/S |
subsystem |
| s/s |
samples per second |
| s/s |
symbols per second |
| S/U |
setup |
| S/V |
space vehicle |
| S/V |
supply valve |
| S/V |
survivability/vulnerability |
| S/VAR |
survivability/vulnerability
analysis report |
| S/W |
software |
| S3 |
sortie support system |
| S3/E |
SBKEW system simulator/emulator |
| S3E |
SABIR system simulator/emulator |
| SA |
safing area |
| SA |
structural analyzer (computer
program) |
| SA |
subaccount |
| SA |
supplemental agreement |
| SA |
support area |
| SA |
swing arm |
| SA |
selective availability |
| SA |
shaft angle |
| SA |
shop aid |
| SA |
signature analysis |
| SA |
single access |
| SA |
site activation |
| SA |
solar array |
| SA |
spectrum analyzer |
| SA&I |
Systems Analysis and Integration
(MSFC) |
| SAA |
science and applications mission |
| SAA |
south Atlantic anomaly |
| SAAC |
schedule allocation and control |
| SAALC |
San Antonio Air Logistics Center |
| SAAS |
Shuttle aerospace actuator
simulator |
| SAAX |
science and applications mission |
| SAB |
Satellite Assembly Building |
| SAB |
Shuttle Assembly Building |
| SAB |
source approval bulletin |
| SAB |
Spacecraft Assembly Building |
| SAB |
Storage and Assembly Building |
| SABIR |
space-based interceptor |
| SABS |
shared-aperture boresight sensor |
| SAC |
sequencing and application
controller |
| SAC |
Space Applications Corporation |
| SAC |
Strategic Air Command |
| SAC |
Support Action Center |
| SACCS |
SAC automated command control
system |
| SACEUR |
Supreme Allied Commander, Europe |
| SACS |
software avionics command
support |
| SACTO |
Sacramento Test Operations |
| SAD |
Shuttle authorized document |
| SAD |
spacecraft attitude display |
| SAD |
special adapter device |
| SAD |
system allocation document |
| SADEC |
spin axis declination |
| SADPT |
solar array drive and power
transfer |
| SADT |
structured analysis and design
technique |
| SADT |
systems analysis and design
technique |
| SAE |
shaft angle encoded |
| SAE |
Society of Automotive Engineers |
| SAEF |
Spacecraft Assembly and
Encapsulation Facility (KSC) |
| SAF |
Secretary of the Air Force |
| SAF |
secured access facility |
| SAF |
spacecraft assembly facility |
| SAF |
special-access facility |
| SAFE |
safing and failure detection
expert |
| SAFE |
San Andreas Fault experiment |
| SAFSP |
Secretary of the Air Force
Special Projects |
| SAGE |
semiautomatic ground environment |
| SAGE |
stratospheric aerosol gas
experiment |
| SAIC |
Science Applications
International Corporation |
| SAIC |
Scientific Applications
Instrumentation Corporation |
| SAID |
Shuttle authorized item document |
| SAIL |
Shuttle Avionics Integration
Laboratory |
| SAINT |
satellite interceptor program |
| SAIP |
spares acquisition integrated
with production |
| SAJ |
subassembly jig |
| SAL |
San Salvador Island |
| SAL |
scientific airlock |
| SAL |
Shuttle Avionics Laboratory |
| SAL |
strategic arms limitation |
| SAL |
Supersonic Aerophysics
Laboratory |
| SALC |
Sacramento Air Logistics Center |
| SALT |
standard analysis language
translator |
| SALT |
Strategic Arms Limitation Talks |
| SAM |
School of Aerospace Medicine
(Air Force) |
| SAM |
Shuttle attachment manipulator |
| SAM |
special air mission |
| SAM |
supportability assessment model |
| SAM |
surface-to-air missile |
| SAM |
system activation and monitoring |
| SAMP |
Shuttle automated mass
properties |
| SAMS |
Shuttle altitude measuring
system |
| SAMS |
Shuttle attached manipulator
system |
| SAMS |
Space Acceleration Measurement
System |
| SAMTEC |
Space and Missile Test Center
(VAFB, California) |
| SAMTECM |
Space and Missile Test Center
Manual |
| SAMTO |
Space and Missile Test
Organization |
| SAND |
site activation need data |
| SANDAC |
Sandia airborne computer
guidance system |
| SANGUINE |
Navy ELF network |
| SANS |
stellar autonomous navigation
system |
| SAP |
strain arrester plate |
| SAPMD |
stand-alone pressure measurement
device |
| SAR |
safety analysis report |
| SAR |
support action request |
| SAR |
synthetic-aperture radar |
| SAR |
system assessment review |
| SAR |
search and rescue |
| SAR |
site action request |
| SAR |
special access required |
| SAR |
special action request |
| SAR |
special action requirement |
| SAR |
storage address register |
| SAR |
subsequent applications review |
| SAR |
summary analysis report |
| SARAH |
search and range homing |
| SARP |
safety analysis report for
packaging |
| SARP |
Shuttle astronaut recruitment
program |
| SARP |
small autonomous research
package |
| SART |
stimuli analog refresh table |
| SAS |
software approval sheet |
| SAS |
software automation subpanel |
| SAS |
solar array simulator |
| SAS |
solar array system |
| SAS |
stability augmentation subsystem |
| SAS |
surveillance architecture study |
| SASCB |
Shuttle Avionics Software
Control Board |
| SASE |
standards analysis, synthesis,
and expression |
| S-ASKR |
semiactive seeker |
| SASR |
Shuttle avionics status review |
| SASR |
Shuttle avionics system review |
| SASS |
spectral agile sensor system |
| SASTP |
stand-alone self-test program |
| SAT |
static air temperature |
| SAT |
surveillance, acquisition, and
tracking |
| SAT |
systems approach to training |
| SATAF |
Shuttle Activation Task Force |
| SATAF |
Site Activation Task Force |
| SATCOM |
satellite communications |
| SATCON |
satellite connectivity
simulation |
| SATE |
semiautomatic test equipment |
| SATKA |
surveillance, acquisition,
tracking, and kill assessment |
| SATO |
Shuttle attached teleoperator |
| SATO |
supply and transportation
operations |
| SATPLAN |
satellite assessment tool |
| SATS |
Shuttle avionics test set |
| SATS |
Shuttle avionics test station |
| SATS |
small applications technology
satellite |
| SATS |
station accommodation test site |
| SATS |
supplier assessment tracking
system |
| SATS |
supply and transportation
support |
| SATSIM |
satellite target sensing
simulation |
| SAU |
strap-around unit |
| SAU&SE |
SDI systems architecture utility
and survivability |
| SAV-D |
Space Shuttle display
development compiler |
| SAW |
satellite attack warning |
| SAW/V |
satellite attack
warning/verification |
| SAWBOC |
system analysis with blockout
considerations |
| SB |
small business |
| SB |
space base |
| SB |
speed brake |
| SB |
synchronization base |
| SB |
synchronization bit |
| SB/M |
switchable bandpass/mirror |
| SB/SDB |
small business/small
disadvantaged business |
| SBA |
seat-back assembly |
| SBA |
Small Business Administration |
| SBA |
structure-borne acoustic |
| SBA |
switchable beam antenna |
| SBAS |
S-band antenna switch |
| SBCR |
stock balance and consumption
report |
| SBD |
schematic block diagram |
| SBDEW |
space-based, directed-energy
weapon |
| SBDEWSIM |
space-based, directed-energy
weapon simulation |
| SBE |
sub-bit encoder |
| SBFS |
Space Businesses Financial
Services |
| SBHC |
speed brake hand controller |
| SBI |
space-based interceptor |
| SBKEW |
space-based kinetic-energy
weapon |
| SBKEWS |
space-based kinetic-energy
weapon system |
| SBKKV |
space-based kinetic kill vehicle |
| SBKKVWS |
space-based kinetic kill vehicle
weapon system |
| SBL |
space-based laser |
| SBLIP |
Space-Based Laser Intercept
Program |
| SBM |
strategic ballistic missile |
| SBMS |
space-based battle manager
satellite |
| SBMS |
spaceborne battle management
satellite |
| SBNPB |
space-based neutral particle
beam |
| SBNWS |
Seal Beach Naval Weapons Station |
| SBOTV |
space-based OTV |
| SBP |
San Luis Obispo (TACAN station) |
| SBP |
sonic boom panel |
| SBP |
Strategic Business Plan |
| SBPA |
S-band power amplifier |
| SBR |
space-based radar |
| SBS |
satellite business system |
| SBS |
scientific business satellite |
| SBSS |
space-based space surveillance |
| SBSS |
space-based surveillance system |
| SBTC |
speed brake/thrust controller |
| SBTO |
speed brake takeover |
| SBUE |
switch backup entry |
| SBX |
S-band transponder |
| SC |
Science Center |
| SC |
superimposed current |
| SC |
support contractor |
| SC |
surface command |
| SC |
system characterization |
| SC |
system concept |
| SC |
separation and control |
| SC |
service charge |
| SC |
signal conditioner |
| SC |
single contact |
| SC |
software change |
| SC |
spacecraft |
| SC |
statement of capability |
| SC |
statement of compatibility |
| SC/SM |
spacecraft systems monitor |
| SC/TC |
spacecraft test conductor |
| SCA |
schedule change authorization |
| SCA |
system controller assembly |
| SCA |
SDI communications architecture |
| SCA |
sequence control area |
| SCA |
sequence control assembly |
| SCA |
Service Contract Act |
| SCA |
Shuttle carrier aircraft |
| SCA |
simulation control area |
| SCA |
sneak circuit analysis |
| SCA |
software command analysis |
| SCAMA |
station conferencing and
monitoring agreement |
| SCAN |
selected current aerospace
notice |
| SCAN |
Shuttle connector analysis
network |
| SCAP |
Shuttle configuration analysis
program |
| SCAPE |
self-contained atmosphere
protective ensemble |
| SCAR |
safety change assessment report |
| SCARS |
serialized control and record
system |
| SCARS |
sneak-circuit analysis report
summary |
| SCAT |
space communication and tracking |
| SCAT |
storage, checkout, and transport |
| SCAT |
system commonality analysis tool |
| SCATS |
simulation control and training
system |
| SCATS |
simulation, checkout, and
tracking system |
| SCB |
Schedule Control Board |
| SCB |
Selection Control Board |
| SCB |
selector control box |
| SCB |
Software Control Board |
| SCB |
Specification Control Board |
| SCB |
steering control box |
| SCBD |
seller's configuration baseline
document |
| SCC |
Safety Control Center |
| SCC |
Scientific Computing Center |
| SCC |
secondary control code |
| SCC |
Simulation Control Center |
| SCC |
simulation configuration control |
| SCC |
Standing Consultative Commission |
| SCC |
System Control Center |
| scc |
standard cubic centimeter |
| SCCB |
Site Configuration Control Board |
| SCCB |
Software Change Control Board |
| SCCB |
Software Configuration Control
Board |
| SCCC |
Spacecraft Command and Control
Center |
| SCCE |
signal conditioning control
electronics |
| scch |
standard cubic centimeters per
hour |
| sccm |
standard cubic centimeters per
minute |
| sccs |
standard cubic centimeters per
second |
| SCD |
SCM comparison display |
| SCD |
source control drawing |
| SCD |
specification change drawing |
| SCD |
specification control document |
| SCD |
specification control drawing |
| SCD |
system concept definition |
| SCDP |
simulation control data package |
| SCDR |
seller critical design review |
| SCDR |
Shuttle critical design review |
| SCDR |
software critical design review |
| SCDR |
subcontractor critical design
review |
| SCDS |
secure central data subsystem |
| SCDU |
signal conditioning and display
unit |
| SCE |
signal conditioning equipment |
| SCE |
sortie cargo element |
| SCE |
Space Transportation System
cargo element |
| SCEA |
signal conditioning electronics
assembly |
| SCF |
Satellite Control Facility |
| SCF |
sequence compatibility firing |
| SCF |
spacecraft control facility |
| SCF |
Sunnyvale Control Facility |
| scf |
standard cubic feet |
| scfh |
standard cubic feet per hour |
| scfm |
standard cubic feet per minute |
| scfs |
standard cubic feet per second |
| SCG |
Security Classification Guide |
| SCGSS |
supercritical gas storage system |
| SCI |
seller configuration inspection |
| SCI |
sensitive compartmented
information |
| SCI |
software customer inspection |
| SCI |
switch closure in |
| SCIF |
sensitive compartmented
information facility |
| SCIM |
Shuttle cargo integration
manager |
| scim |
standard cubic inches per minute |
| SCIP |
self-contained instrument
package |
| SCIP |
Shuttle cargo integration plan |
| scis |
standard cubic inches per second |
| SCIT |
standard change integration and
tracking |
| SCIT |
system concept and integrated
technology |
| SCIU |
selector control interface unit |
| SCIU |
sortie control interface unit |
| SCL |
safety checklist |
| SCL |
secondary coolant line |
| SCL |
secondary coolant loop |
| SCL |
specification change log |
| SCLM |
stability, control, and load
maneuver |
| SCM |
schedule/configuration
management |
| SCM |
software configuration
management |
| SCM |
software configuration manager |
| SCM |
system (subsystem) configuration
management |
| SCM |
system configuration monitoring |
| SCM |
system control module |
| SCMO |
Software Configuration
Management Office |
| SCMP |
software configuration
management plan |
| SCMP |
system contractor management
plan |
| SCMU |
satellite control and monitor
unit |
| SCN |
schedule change notice |
| SCN |
specification change notice |
| SCNP |
specification change notice
proposal |
| SCO |
spacecraft operator |
| SCO |
start checkout |
| SCO |
subcarrier oscillator |
| SCO |
supercritical oxygen |
| SCO |
switch closure out |
| SCOE |
special checkout equipment |
| SCOMP |
secure communications protocol |
| SCOR |
SMS Comsec Operation Room |
| SCOS |
subsystem computer operating
system |
| SCP |
scanner control power |
| SCP |
site configuration package |
| SCP |
specific candlepower |
| SCR |
SAIL change request |
| SCR |
schedule change request |
| SCR |
signal conditioner |
| SCR |
silicon controller rectifier |
| SCR |
sneak-circuit report |
| SCR |
software change request |
| SCR |
space-constructible radiator |
| SCR |
strip chart recorder |
| SCRAM |
station crew return alternative
module |
| SCRB |
Software Configuration Review
Board |
| SCRB |
STSOC Configuration Review Board |
| SCRG |
System Change Review Group
(MSFC) |
| SCRL |
station configuration
requirement list |
| SCRP |
Secure Communications
Requirements Panel |
| SCRPC |
Southern California Regional
Purchasing Council |
| SCRS |
strip chart recording system |
| SCS |
secondary coolant system |
| SCS |
serialization card system |
| SCS |
service and checkout system |
| SCS |
signature control system |
| SCS |
spacecraft control system |
| SCS |
stabilization and control system
(subsystem) |
| SCS |
system control station |
| SCSAP |
SCS adjust panel |
| SCSCP |
SCS control panel |
| SCSG |
single-channel signal generator |
| SCSMSP |
SCS mode select panel |
| SCSS |
satellite control simulation
system |
| SCT |
signal channel transponder |
| SCTE |
S-band communication and
tracking equipment |
| SCTE |
spacecraft central timing
equipment |
| SCU |
secondary control unit |
| SCU |
sequence control unit |
| SCU |
sequential control unit |
| SCU |
service and cooling umbilical |
| SCU |
Shuttle configuration unit |
| SCU |
signal conditioner unit |
| SCU |
signal control unit |
| SCVE |
spacecraft vicinity equipment |
| SCW |
search-complete word |
| SD |
signal digitizer |
| SD |
solar dynamic |
| SD |
Space Division |
| SD |
spares disposition |
| SD |
specification document |
| SD&EOSD |
Strategic Defense and
Electro-Optics Systems |
| SD&FS |
smoke detection and fire
suppression |
| SD&I |
system development and
integration |
| SD/AFSC |
Space Division/Air Force Systems
Command |
| SD/IN |
Space Division/Intelligence |
| SD/SP |
Space Division Directorate of
Security |
| SD/YO |
Space Division director,
Operations Support and Integration, deputy commander for Space |
| SDA |
shaft drive axis |
| SDA |
source data automation |
| SDAF |
SRB Retrieval and Disassembly
Facility |
| SDAG |
Strategic Defense Advisory Group |
| SDAP |
Shuttle descent analysis program |
| SDAT |
spacecraft data analysis team |
| SDB |
shallow-draft barge |
| SDB |
shallow-draft board |
| SDB |
small disadvantaged business |
| SDBC |
software development baseline
control |
| SDC |
signal data converter |
| SDC |
software development computer |
| SDC |
Space Data Corporation |
| SDC |
spares disposition code |
| SDC |
Strategic Defense Center |
| SDC |
Strategic Defense Command (U.S.
Army) |
| SDC |
System Development Corporation |
| SDCC |
Strategic Defense Command Center |
| SDC-CC |
Space Defense Command
Communication Center |
| SDC-OC |
Space Defense Command Operations
Center |
| SDCP |
summary development cost plan |
| SDCS |
SAIL data communications system |
| SDD |
Shuttle design directive |
| SDD |
software description document |
| SDD |
software design document |
| SDD |
system for distributed data base |
| SDD |
systems development device |
| SDDD |
software detailed design
document |
| SDDL |
software design and document
language |
| SDE |
software development environment |
| SDE |
Space Division evaluator |
| SDEF |
Service Development Evaluation
Facility |
| SDF |
safing and deservicing facility |
| SDF |
Shuttle Development Facility |
| SDF |
simulation data file |
| SDF |
single degree of freedom |
| SDF |
software development facility |
| SDF |
software development file |
| SDF |
system development facility
(breadboard) |
| SDG |
strap-down gyro |
| SDH |
Software Development Handbook |
| SDH |
System Definition Handbook |
| SDHS |
satellite data handling system |
| SDI |
selective dissemination of
information |
| SDI |
Strategic Defense Initiative |
| SDIF |
software development and
integration facility |
| SDIL |
spacecraft DCD interface logic |
| SDIO |
Strategic Defense Initiative
Office |
| SDIP |
Strategic Defense Initiative
Program |
| SDL |
SAIL difference list |
| SDL |
scenario description language |
| SDL |
Software Development Laboratory |
| SDL |
Software Development Library |
| SDL |
standard distribution list |
| SDL |
system design language |
| SDLV |
Shuttle-derived launch vehicle |
| SDM |
Shuttle data management |
| SDM |
Shuttle Definition Manual |
| SDM |
Subsystem Design Manual |
| SDM |
System Definition Manual |
| SDMB |
Shuttle Discrepancy Management
Board |
| SDMS |
Shuttle data management system |
| SDN |
safety discrepancy notice |
| SDN |
software development note |
| SDNS |
secure data network system |
| SDOF |
single degree of freedom |
| SDOPS |
strategic defense operational
planning support |
| SDP |
sensor data processing |
| SDP |
Shuttle data processor |
| SDP |
site data processor |
| SDP |
software development plan |
| SDP |
standard data processor |
| SDP |
strategic defense program |
| SDP |
subsystem development plan |
| SDPC |
Shuttle Data Processing Complex |
| SDPLV |
Shuttle-derived-propellant
launch vehicle |
| SDQA |
Space Division Quality Assurance |
| SDR |
sensor data record |
| SDR |
serial data receiver |
| SDR |
series dissipating regulator |
| SDR |
software design requirement |
| SDR |
software design review |
| SDR |
Spacelab disposition record
(ESA) |
| SDR |
storage data register |
| SDR |
system design review |
| SDR |
systems definitions review |
| SDRB |
Software Design Review Board |
| SDRL |
subcontract data requirements
list |
| SDRL |
subcontractor data requirements
list |
| SDRS |
Shuttle display reconfiguration
system |
| SDS |
satellite data system |
| SDS |
strategic defense system |
| SDS |
scientific data system |
| SDS |
Shuttle dynamic simulation |
| SDS |
Shuttle dynamic simulator |
| SDS |
simulation data subsystem |
| SDS |
smoke detector system |
| SDS |
software design specification |
| SDS |
Space Defense System |
| SDS |
steering and damping subsystem |
| SDSS |
Space Division Shuttle simulator |
| SDT |
Shuttle data tape |
| SDT |
structural dynamic test |
| SDTA |
structural dynamic test article |
| SDTS |
satellite data transmission
system |
| SDV |
Shuttle-derived vehicle |
| SDVF |
software development and
verification facility |
| SE |
support equipment |
| SE |
system effectiveness |
| SE |
system element |
| SE |
system evaluator |
| SE |
systems engineering |
| S-E |
survivability-endurance |
| SE&A |
system engineering and analysis |
| SE&I |
systems engineering and
integration |
| SE&TD |
system engineering and technical
direction |
| SE/FAC |
support equipment facility |
| SEA |
scanning electrostatic analysis |
| SEA |
silicon elastometer ablator |
| SEACF |
support equipment assembly and
checkout facility |
| SEADS |
Shuttle entry air data sensor |
| SEAGA |
selective employment of airborne
and ground alert |
| SEAID |
support equipment abbreviated
items description |
| SEAM |
system engineering and analysis
management |
| SEAPG |
Support Equipment Acquisition
Planning Group |
| SEASIM |
system element attrition
simulation |
| SEB |
scientific equipment bay |
| SEB |
Source Evaluation Board |
| SEB |
support equipment building |
| SEB |
systems engineering branch |
| SEC |
sequential events controller |
| SEC |
Source Evaluation Committee |
| SEC |
split expander cycle |
| SECO |
sustainer engine cutoff |
| SECOR |
sequential collation or range |
| SECP |
SE computer program |
| SECS |
sequential events control system |
| SECS |
Shuttle events control subsystem |
| SECS |
simulation/experiment control
system |
| SED |
space engineering document |
| SEDB |
SE data base |
| SEDR |
SE design review |
| SEDR |
Systems Engineering Department
report |
| SEE |
software engineering exercise |
| SEE |
software equality evaluation |
| SEER |
sensor experimental evaluation
and review |
| SEF |
Space Environmental Facility
(NASA) |
| SEG |
Simulation Engineering Group |
| SEG |
system engineering ground rule |
| SEI |
SE item |
| SEI |
seller end item |
| SEI |
Software Engineering Institute |
| SEI |
support equipment installation |
| SEICO |
support equipment installation
and checkout |
| SEID |
SE item description |
| SEIS |
Shuttle experiments integration
support |
| SEIS |
Spacelab experiments integration
support |
| SEIS |
standard end item specification |
| SEIST |
system engineering, integration,
and support team |
| SEIT |
system engineering, integration,
and test |
| SEL |
Systems Electronics Laboratory |
| SEL |
Systems Engineering Laboratories |
| SEM |
scanning electron microscope |
| SEM |
seller's engineering memo |
| SEM |
Shuttle experiment module |
| SEM |
space environment monitoring |
| SEM |
subcontractor engineering
memorandum |
| SEM |
system engineering management |
| SEMP |
system engineering management
plan |
| SEMS |
space environment monitor system |
| SEMWS |
survivable, endurable missile
warning system |
| SEND |
shared equipment need date |
| SEO |
special engineering order |
| SEOS |
synchronous Earth observation
satellite |
| SEP |
Shuttle electronics package |
| SEP |
solar electric propulsion |
| SEP |
space electronics package |
| SEP |
standard electronic package |
| SEP |
support equipment package |
| SEP |
systems engineering plan |
| SEPA |
site engineering project
authorization |
| SEPAP |
Shuttle electrical power
analysis program |
| SEPAR |
Shuttle electrical power
analysis report |
| SEPP |
system effectiveness program
plan |
| SEPS |
solar electric propulsion system |
| SER |
service employment redevelopment |
| SER |
system engineering review |
| SERB |
Shuttle Engineering Review Board |
| SERB |
Support Equipment Review Board |
| SERB |
Systems Engineering Review Board |
| SERD |
SE requirements document |
| SERF |
SE requirements file |
| SERF |
Space Environment Research
Facility |
| SERIES-X |
satellite emission range
infrared Earth sent |
| SERR |
SE requirements review |
| SERS |
Shuttle enhanced reconfiguration
system |
| SERS |
Shuttle equipment record system |
| SERT |
space electrical rocket test |
| SES |
Shuttle engineering simulation |
| SES |
Shuttle engineering simulator |
| SES |
software evaluation subpanel |
| SES |
special-emphasis study |
| SES |
spinning-Earth sensor |
| SES |
systems engineering simulator |
| SESA |
special-equipment stowage
assembly |
| SESC |
Shuttle events sequential
control |
| SESL |
Space Environment Simulation
Laboratory |
| SESL |
Space Environmental Simulation
Laboratory |
| SESP |
space experiment to support
program |
| SET |
solar energy thermionic |
| SETA |
system engineering and technical
assistance |
| SETAC |
system engineering and technical
assistance contractor |
| SETAC |
Systems Engineering Technical
Advancement Center |
| SETF |
small-engine test facility |
| SETP |
system engineering test phase |
| SEU |
single-event upset |
| SEUL |
support equipment utilization
list |
| SEV |
status, error, and validity |
| SEVP |
status, error, validity, and
parity |
| SEVS |
simulation and evaluation system |
| SEWB |
system engineering work bench |
| SEWG |
Sustaining Engineering Working
Group |
| SEWG |
System Effectiveness Working
Group |
| SEWS |
satellite early warning system |
| SF |
safety factor |
| SF |
Safety, R&QA, and Protective
Services (KSC directorate) |
| SF |
scale factor |
| SF |
selection filter |
| SF |
signaling frequency |
| SF |
spot face |
| SF |
star field |
| SF |
static firing |
| SF |
subcontractor-furnished |
| SFA |
sun-finder assembly |
| SFACI |
software flight article
configuration inspection |
| SFC |
selection filter control |
| SFC |
specific fuel consumption |
| SFCS |
survival flight control system |
| SFDS |
system functional design
specification |
| SFDT |
site format dump tape |
| SFF |
static firing facility |
| SFL |
secondary Freon loop |
| SFM |
senior functional manager |
| SFO |
space flight operations |
| SFOF |
Space Flight Operations Facility
(JPL) |
| SFOM |
Shuttle Flight Operations Manual |
| SFOM |
space flight operations
memorandum |
| SFOP |
safety operating procedure (KSC) |
| SFOP |
space flight operations plan |
| SFP |
single failure point |
| SFP |
summary flight plan |
| SFP |
sustainer fuel pressure |
| SFPA |
single failure point analysis |
| SFPPL |
short-form provisioning parts
list |
| SFPS |
single failure point summary |
| SFS |
Shuttle flight status |
| SF-SOO |
KSC Safety Operations Office |
| SFSS |
satellite field service station |
| SFT |
simulated flight test |
| SFT |
static firing test |
| SFT |
structural fatigue test |
| SFTA |
structural fatigue test article |
| SFTF |
static firing test facility |
| SFU |
standard firing unit |
| SG |
scenario generation |
| SG |
signal generator |
| SG |
surgeon general |
| SGC |
stabilized ground cloud |
| SGEMP |
space-generated electromagnetic
pulse |
| SGEMP |
system-generated electromagnetic
pulse |
| SGITS |
spacecraft/GOSS interface test
system |
| SGLS |
space-ground link station |
| SGLS |
space-ground link system |
| SGML |
standard generalized markup
language |
| SGMT |
simulated Greenwich mean time |
| SGOS |
Shuttle ground operations
simulator |
| SGP |
single ground point |
| SGP |
static ground point |
| SGP |
structure ground point |
| SGS |
symbol generator and storage |
| SGSC |
strain gauge signal conditioner |
| SH2 |
supercritical hydrogen |
| SHA |
sidereal hour angle |
| SHA |
system hazard analysis |
| SHAD |
stellar horizon atmospheric
dispersion |
| SHAD |
stellar horizon attitude
determination |
| SHAG |
simplified high-accuracy
guidance (Honeywell) |
| SHAR |
stellar horizon atmospheric
refraction |
| SHARE |
Space Station heat pipe advanced
radiator element |
| SHe |
supercritical helium |
| SHERB |
Sandia human error rate bank |
| SHF |
superhigh frequency |
| SHIMS |
system hazard information
management system |
| SHLB |
simulation hardware load box |
| SHM |
Stage Handling Manual |
| SHOOT |
super helium on-orbit transfer |
| SHORAN |
short-range navigation |
| SHP |
shaft horsepower |
| SHP |
sustainer hydraulic pressure |
| SHRD |
supplemental heat rejection
device |
| SHS |
simulation hardware system |
| SI |
international system of units |
| SI |
scientific instrument |
| SI |
Shuttle integration |
| SI |
solar inertial |
| SI |
storage immediate |
| SI |
system integration |
| SI/FS |
system integration and flight
software |
| Si:X |
extrinsic silicon |
| Si:Xx |
arsenic-doped silicon detector
(low-noise approach) |
| Si:Yy |
gallium-doped silicon detector
(high-risk approach) |
| SIA |
software impact assessment |
| SIA |
solar inertial attitude |
| SIA |
structural interface adapter |
| SIA |
system integration area |
| SIAP |
System Integrity Assurance
Program |
| SIAPP |
System Integrity Assurance
Program Plan |
| SIB |
simulation interface buffer |
| SIB |
Systems Integration Board |
| SIC |
standard industrial
classification |
| SiC/Al |
silicon carbide/aluminum |
| SICA |
structural interface
compatibility assessment |
| SICBM |
small intercontinental ballistic
missile |
| SiCp |
particulate silicon carbide |
| SiCw |
whisker-filled silicon carbide |
| SID |
Shuttle integration device |
| SID |
simulator interface device |
| SID |
standard interface document |
| SID |
standard items data base |
| SID |
system interface document |
| SIDL |
system identification list |
| SIE |
SAT integrated experiment |
| SIE |
SATKA integrated experiment |
| SIE |
Shuttle interface equipment |
| SIE |
Society of Industrial Engineers |
| SIE |
system integration engineer |
| SIEB |
Security Impact Evaluation Board |
| SIES |
supervision, inspection,
engineering, and services |
| SIF |
systems integration facility |
| SIGINT |
signals intelligence |
| SIGP |
scientific instrument gas purge |
| SIGT1 |
Signal Tape 1 |
| SIL |
sound interference level |
| SIL |
speech interference level |
| SIL |
System Integration Laboratory |
| SILTS |
Shuttle infrared lee-side
temperature sensing |
| SIM |
scientific instrumentation
module |
| SIMAS |
Shuttle information management
accountability system |
| SIMCAT |
simulate observations using
space catalog |
| SIMCHE |
simulation and checkout
equipment |
| SIMFAC |
simulation facility |
| SIMO |
single instruction, multiple
data paths |
| SIMR |
systems integration management
review |
| SIMS |
secondary ion mass spectroscopy |
| SIMS |
Shuttle imaging microwave system |
| SIMS |
Shuttle inventory management
system |
| SIMS |
single inventory management
system |
| SIN |
support information network |
| SINDA |
system improved numerical
differences analyzer |
| SINDA |
systems improved numerical
differences analyzer |
| SINDA |
systems improved numerical
differencing analysis |
| SINE |
spacecraft-induced and natural
environment |
| SIO |
serial input/output |
| SIO |
staged in orbit |
| SIO |
Systems Integration Office |
| SIOP |
single integrated operational
plan |
| SIOP |
single integrated operations
plan |
| SIOP |
strategic integrated operations
plan |
| SIP |
scientific instrument package |
| SIP |
separation instrumentation
package |
| SIP |
standard interface panel |
| SIP |
standard interface plan |
| SIP |
strain isolation pad |
| SIP |
strategic information plan |
| SIP |
system interface processing |
| SIPS |
small instrument pointing system |
| SIR |
Shuttle imaging radar |
| SIR |
systems integration review |
| SIRE |
Space Infrared Experiment |
| SIRR |
software integration readiness
review |
| SIRTF |
Shuttle Infrared Telescope
Facility |
| SIS |
SAIL interface system |
| SIS |
simulator interface system |
| SIS |
software implementation
specification |
| SIS |
software integrated schedule |
| SIS |
Spade integrated simulator |
| SIS |
standard interface specification |
| SIS |
steam inerting system |
| SIS |
Strom inerting system |
| SIS |
systems integration schedule |
| SIS |
scanning imaging spectrometer |
| SIS |
serial input special |
| SIS |
shock isolation system |
| SIS |
Shuttle information service |
| SIS |
Shuttle information system |
| SIS |
Shuttle integration schedule |
| SIS |
Shuttle interface simulator |
| SIS |
simulation interface subsystem |
| SISD |
simulation interface and
standards document |
| SISEX |
Shuttle Imaging Spectrometer
Experiment |
| SIT |
Shuttle integrated test |
| SIT |
Shuttle interface test |
| SIT |
silicon-intensified target |
| SIT |
software integrated test |
| SIT |
Stevens Institute of Technology |
| SIT |
structural integrity test |
| SIT |
systems integration test |
| SITE |
spacecraft instrumentation test
equipment |
| SITP |
system integration test plan |
| SITT |
systems integration of triad
technology |
| SIU |
serial interface unit |
| SIU |
signal interface unit |
| SIU |
standard interface unit |
| SIVE |
Spacelab interface verification
equipment |
| SJ |
slip joint |
| SJC |
spacecraft jettison controller |
| SL |
sea level |
| SL |
shelf life |
| SL |
sick leave |
| SL |
sound level |
| SL |
space laboratory |
| SL |
space launch |
| SL |
Spacelab |
| SL |
star line |
| SL&I |
system load and initialization |
| SLA |
ERNO Spacelab product assurance
department |
| SLA |
service-module-to-launch-module
adapter |
| SLA |
spray-on lightweight ablator |
| SLA |
superlight ablative |
| SLA |
support and logistics areas |
| SLAC |
Stanford Linear Accelerator
Center |
| SLAENG |
space-based laser engagement |
| SLAHTS |
stowage list and hardware
tracking system |
| SLAM |
side-load arrest mechanism |
| SLAM |
simulation language for
alternative modeling |
| SLAM |
station logistics and
maintainability (data base) |
| SLAMAP |
space laser mission analysis
program |
| SLAR |
side-looking airborne radar |
| SLAT |
supersonic low-altitude target |
| SLATM |
supersonic low-altitude target
missile |
| SLBD |
sea light-beam director |
| SLBM |
submarine-launched ballistic
missile |
| SLC |
ERNO Spacelab project control |
| SLC |
space launch complex |
| SLC6 |
Space Launch Complex 6 |
| SLCA |
ERNO Spacelab contract
administration |
| SLCL |
shop/lab configuration layout |
| SLCM |
ERNO Spacelab configuration
management |
| SLCM |
sea-launched cruise missile |
| SLCS |
software library control system |
| SLCSAT |
submarine laser communications
satellite |
| SLD |
stiff-leg derrick |
| SLE |
ERNO Spacelab engineering |
| SLED |
space laser experiment
definition |
| SLEMU |
Spacelab engineering model unit |
| SLF |
Shuttle Landing Facility (KSC) |
| SLFC |
selectable low-frequency clock |
| SLFCS |
survivable low-frequency
communications system |
| SLI |
ERNO Spacelab integration and
test |
| SLIM |
scanned long-wave infrared
module |
| SLKT |
survivability, lethality, and
key technologies |
| SLL |
shelf-life limit |
| SLM |
sound-level meter |
| SLM |
space laboratory module |
| SLO |
ERNO Spacelab operations |
| SLO |
Spacelab only |
| SLOC |
source lines of code |
| SLODB |
Spacelab Operational Data Book |
| SLOS |
star line of sight |
| SLP |
ERNO Spacelab payload |
| SLPB |
Spacelab Program Board |
| SLPCRB |
SIP low-profile cable routing
bracket |
| SLPEM |
Sparta Linear Programming
Effectiveness Model |
| SLPO |
ERNO Spacelab Program Office |
| SLR |
scanning laser radar |
| SLS |
secondary landing site |
| SLS |
sortie lab simulator |
| SLS |
Spacelab simulator |
| SLS |
statement-level simulator |
| SLSA |
Shuttle logistics support
aircraft |
| SLSG |
suit loop stimuli generator |
| SLSMS |
Spacelab support module
simulator |
| SL-SS |
Spacelab subsystem |
| SL-SSS |
Spacelab subsystem segment |
| SLT |
ERNO Spacelab technology |
| SLUK |
Spacelab utility kit |
| SLV |
space launch vehicle |
| SLVX |
new launch vehicle derivative of
Titan 34D |
| SLW |
straight-line wavelength |
| SM |
service module |
| SM |
system monitoring |
| SM |
systems management |
| SM |
short module |
| SM |
Shuttle Management (KSC) |
| SM |
stabilized member |
| SM |
stable member |
| SM |
strategic missile |
| SM |
subcontract management |
| SM |
successful mission |
| SM |
support module |
| sm |
statute mile |
| SM&S |
systems management and
sequencing |
| SM/PM |
systems management/performance
monitor |
| SM3/H |
standard m3 per hour |
| SMA |
simulation model adapter |
| SMA |
Systems Management American
Corporation |
| SMAB |
Solid Motor Assembly Building |
| SMAG |
star magnitude |
| SMARTS |
simulation, monitoring,
analysis, reduction, and test |
| SMATH |
satellite materials and target
hardening |
| SMB |
space meteorology branch |
| SMC |
Scientific Manpower Commission |
| SMCC |
Shuttle Mission Control Center |
| SMCH |
standard mixed-cargo harness |
| SMCM |
small module core memory |
| SMCS |
separation monitoring control
unit |
| SMD |
shop manufacturing development |
| SMD |
Spacelab mission development |
| SMD |
special measuring device |
| SMD |
Structures and Mechanics
Division |
| SMD |
system measuring device |
| SMDC |
shielded mild detonating cord |
| SMDM |
small multiplexer/demultiplexer |
| SMEAR |
SPAN/mission evaluation action
request |
| SMED |
single minute exchange of dies |
| SMEK |
summary message enable keyboard |
| SMES |
Shuttle mission engineering
simulator |
| SMES |
Shuttle mission evaluation
simulation |
| SMES |
superconducting magnetic energy
storage |
| SMG |
Space Flight Meteorology Group |
| SMI |
SM initialization |
| SMI |
sortie mission integrator |
| SMIA |
single multiplexer interface
assembly |
| SMIC |
sortie mission integration
contractor |
| SMIRR |
Shuttle multispectral infrared
radiometer |
| SMIS |
STDN management information
system |
| SML |
structure mold line |
| SMM |
Solar Maximum Mission |
| SMM |
Subcontract Management Manual |
| SMM |
Subsystem Management Manual |
| SMM |
subsystem measurement management |
| SMMD |
specimen mass measurement device |
| SMMR |
scanning multichannel microwave
radiometer |
| SMOC |
simulation mission operation
computer |
| SMP |
software management plan |
| SMPM |
Structural Materials Property
Manual |
| SMPS |
service module propulsion stage |
| SMPTRB |
Shuttle Main Propulsion Test
Requirement Board |
| SMQ |
SM quad |
| SMQ |
structure module qualification |
| SMR |
source, maintenance, and
recoverability |
| SMRD |
spin motor rotation detector |
| SMRD |
spin motor run detector |
| SMRD |
spin motor run direction |
| SMRD |
spin motor run discrete |
| SMRD |
spin motor running detector |
| SMRD |
spin motor running director |
| SMS |
separation mechanism subsystem |
| SMS |
system mechanical schematic |
| SMS |
sequenced milestone system |
| SMS |
Shuttle mission simulator |
| SMS |
site-managed software |
| SMS |
software modification sheet |
| SMS |
Solar Maximum satellite |
| SMS |
space motion sickness |
| SMS |
stationary manipulator system |
| SMS |
synchronous meteorological
satellite |
| SMSA |
standard metropolitan
statistical area |
| SMSA |
strategic missile support area |
| SMSB |
strategic missile support base |
| SMSC |
software moding, sequencing, and
control |
| SMSCC |
Shuttle mission simulator
computer complex |
| SMSFB |
SMS fixed base |
| SMSG |
Shuttle Maintenance Steering
Group |
| SMSS |
survivable missile surveillance
system |
| SMT |
selective message transaction |
| SMT |
small missile telecamera |
| SMT |
surface-mounted technology |
| SMTAS |
Shuttle modal test and analysis
system |
| SMTF |
Shuttle Mission Trainer Facility |
| SMU |
soft mockup |
| SMU |
software management utility |
| SMU |
source management utility |
| SMU |
speaker/microphone unit |
| SMVP |
Shuttle Master Verification Plan |
| SMVRD |
Shuttle master verification
requirements document |
| SMW |
standard materials work sheet |
| SMW |
strategic missile wing |
| SN |
serial number |
| SN |
service note |
| SN |
space network |
| S-N |
stress number |
| SNA |
system network architecture |
| SNAP |
Shipboard Nontactical ADP
Program II |
| SNAP |
space nuclear auxiliary power |
| SNAP-10 |
space nuclear auxiliary power
system |
| SND |
signal network distributor |
| SNF |
system noise figure |
| SNPO |
Space Nuclear Propulsion Office
(NASA) |
| SNR |
signal-to-noise ratio |
| SNS |
Shuttle network system |
| SNSO |
Space Nuclear Systems Office |
| SO |
shop order |
| SO |
Shuttle operations |
| SO |
slow operating (relay) |
| SO |
Support Operations (KSC
directorate) |
| S-O |
shutoff |
| SO/SI |
space operations and scientific
investigation |
| SO2 |
solid oxygen |
| SO2 |
supercritical oxygen |
| SOA |
state of the art |
| SOAR |
Shuttle orbital applications and
requirements |
| SOARS |
Shuttle operation automated
reporting system |
| SOATS |
support operation automated
training system |
| SOC |
Shuttle Operations Center |
| SOC |
simulation operation computer |
| SOC |
Space Operations Center |
| SOC |
system operational concept |
| SOC |
system option controller |
| SOCAR |
Shuttle Operational Capability
Assessment Report |
| SOCC |
Satellite Operations Control
Center |
| SOCC |
Shuttle Operations Computing
Center |
| SOCCB |
Secure Operations Configuration
Control Board |
| SOCH |
Spacelab orbiter common hardware |
| SOCKO |
systems operational checkout |
| SOCS |
subsystem operation and checkout
system |
| SODB |
Shuttle Operational Data Book |
| SODB |
start of data block |
| SODIM |
Standard Operational Data Item
Manual |
| SODS |
Shuttle operational data
submittal |
| SODS |
Shuttle operational data system |
| SODS |
Skylab orbit-deorbit system |
| SODSIM |
strategic offense-defense
simulation |
| SOF |
safety of flight |
| SOFAR |
sound fixing and ranging |
| SOFAS |
survivable optical forward
acquisition system |
| SOFI |
spray-on foam insulation |
| SOFT |
space operations and flight
technique |
| SOFT |
suborbit flight test |
| SOGS |
science operations ground system |
| SOH |
start of heading |
| SOH |
state of health |
| SOI |
space object identification |
| SOIS |
Spacelab/orbiter interface
simulator |
| SOM |
ship operations manager (NASA) |
| SOM |
spares optimization model |
| SOM |
Stage Operating Manual |
| SOM |
Standard Operating Manual |
| SOM |
suborbital mission |
| SOMF |
start of minor frame |
| SOMM |
Software Operations and
Maintenance Manual |
| SOMS |
Shuttle orbiter medical system |
| SON |
statement of need |
| SOP |
secondary oxygen pack |
| SOP |
secure operations preboard |
| SOP |
spacecraft operations plan |
| SOP |
Spacelab opportunity payload |
| SOP |
standard operating procedure |
| SOP |
structural optimization
procedure |
| SOP |
subsystem operating program |
| SOP |
subsystems operating procedure |
| SOP |
systems operating plan |
| SOPC |
Shuttle Operations and Planning
Center |
| SOQ |
system optical quality |
| SOR |
specific operational requirement |
| SOR |
specification operational
requirement |
| SOR |
stable orbit rendezvous |
| SOS |
serial output special |
| SOS |
silicon on sapphire |
| SOS |
source of supply |
| SOS |
space ordnance system |
| SOS |
stabilized optical sight |
| SOS |
synchronous-orbit satellite |
| SOS |
system operational safety |
| SOSI |
space operations scientific
investigation |
| SOSMAN |
Space Operations System
Manifesting Program |
| SOSRM |
strap-on solid rocket motor |
| SOT |
solar optical telescope |
| SOT |
strap-on tank |
| SOTS |
suborbital tank separation |
| SOV |
shutoff valve |
| SOV |
solenoid-operated valve |
| SOW |
start of word |
| SOW |
statement of work |
| SOW |
subdivision of work |
| SP |
safety plan |
| SP |
standard or peculiar |
| SP |
static pressure |
| SP |
surveillance payload |
| SP |
shoulder pitch |
| SP |
Shuttle Project Office (KSC) |
| SP |
signal processor |
| SP |
single pole |
| SP |
solar physics |
| SP |
solid propellant |
| SP |
sortie payload |
| SP |
stable platform |
| SPA |
S-band power amplifier |
| SPA |
servopower amplifier |
| SPA |
servopower assembly |
| SPA |
shared peripheral area |
| SPA |
signal processor assembly |
| SPA |
small-payload accommodations |
| SPA |
software product assurance |
| SPA |
space processing application |
| SPA |
steering position amplifier |
| SPACE |
spacecraft prelaunch automatic
checkout equipment |
| SP-ACT |
Site Activation Office (KSC
Shuttle) |
| SPAD |
Shuttle payload accommodation
document |
| SPADATS |
space defense acquisition and
tracking system |
| SPADCCS |
space defense command and
control system |
| SPADE |
Space Acquisition Defense
Experiment |
| SPADOC |
Space Defense Operations Center |
| SPADS |
Shuttle problem analysis data
system |
| SPAF |
simulation processor and
formatter |
| SP-AF |
Air Force STS Liaison Office
(KSC Shuttle) |
| SPAH |
Spacelab Payload Accommodations
Handbook |
| SPAN |
spacecraft analysis |
| SPAR |
Shuttle pointed autonomous
research |
| SPAR |
supportability problem
assessment report |
| SPARS |
space precision attitude
reference system |
| SPART |
space research and technology |
| SPAS |
Indonesian communication
satellite |
| SPAS |
Shuttle pallet applications
system |
| SPAS |
Shuttle pallet satellite |
| SPAT |
Satellite Performance Analysis
Team |
| SPAT |
small-payload accommodation
terminal |
| SPC |
shipping and packing cost |
| SPC |
Shuttle Processing Contract
(contractor) |
| SPC |
Software Productivity Consortium |
| SPC |
starting-point code |
| SPC |
statistical process control |
| SPC |
stored program command |
| SPC |
stored program control |
| SPC |
synoptic properties code |
| SPCA |
secondary power control assembly |
| SPCC |
STS Processing Control Center |
| SPCR |
software problem change request |
| SPCS |
service and performance checkout
system |
| SPCU |
simulation process control unit |
| SPD |
standard practice directive |
| SPD |
system preliminary design |
| SPDB |
subsystem power distribution box |
| SPDM |
special-purpose dexterous
manipulator |
| SPDR |
scheduled planning drawing
release |
| SPDR |
software preliminary design
review |
| SPDS |
stabilized payload deployment
system |
| SPDT |
single pole, double throw |
| SPE |
software process engineering |
| SPE |
static phase error |
| SPEARS |
supplier performance evaluation
and rating system |
| SPEC |
specialist function |
| SPEE |
special-purpose end effector |
| SPF |
Software Production Facility
(JSC) |
| SPF |
Spacelab Processing Facility |
| SPFA |
single-point failure analysis |
| SP-FGS |
Flight and Ground Systems Office
(KSC Shuttle) |
| SPFL |
single-point failure list |
| SPFM |
single-point failure mode |
| SPFP |
single-point failure potential |
| SPG |
single-point ground |
| SPGAI |
surface position gimbal angle
indicator |
| SPI |
surface position indicator |
| SPICE |
Shuttle payload integration
cargo evaluation |
| SPICE |
Spacelab payload integration and
coordination in Europe |
| SPICE |
Survey Probe Infrared Celestial
Experiment |
| SPICE |
survey program of infrared
celestial experiments |
| SPIDF |
support-planning identification
file |
| SPIDPO |
Shuttle Payload Integration and
Development Program Office (JSC) |
| SPIDPO |
Shuttle Payload Integration and
Development Program Office (JSC) |
| SPIDS |
stabilized payload interface
deployment system |
| SPIF |
Shuttle Payload Integration
Facility |
| SPIF |
Shuttle Processing Interface
Facility |
| SPIF |
standard payload interface |
| SPII |
Shuttle program implementation
instruction |
| SP-ILS |
Integrated Logistics Support
Office (KSC Shuttle) |
| SPIMS |
Shuttle program information
management system |
| SPIRE |
sensor performance in a
radiation environment |
| SPIRE |
Spectral Infrared Rocket
Experiment |
| SPIRIT |
spatial infrared telescope |
| SPL |
scratch pad line |
| SPL |
secondary payload |
| SPL |
serialized parts list |
| SPL |
sonic pressure level |
| SPL |
sound pressure level |
| SPL |
system programming language |
| SPM |
seeker and processor math models |
| SPM |
Software Programmer's Manual |
| SPM |
software performance monitor |
| SPM |
Standard Parts Manual |
| SPM |
subsystem project manager |
| SPMS |
special-purpose manipulator
system |
| SPN |
Shuttle project notice (KSC) |
| SPO |
Shuttle Program Office |
| SPO |
Spacecraft Program Office |
| SPO |
spare parts order |
| SPO |
Special Projects Office |
| SPO |
System Program Office |
| SPO |
System Project Office |
| SPOC |
Shuttle Payload Operations
Contract |
| SPOC |
Shuttle portable on-board
computer |
| SPOM |
STS planning and operations
management |
| SP-OPI |
Operations Planning and
Integration Office (KSC Shuttle) |
| SPORTS |
simplified payload/orbiter
thermal simulator |
| SP-OSO |
Off-Site Offices (KSC Shuttle) |
| SPOT |
Space Station proximity
operations trainer |
| SPP |
security practice and procedures |
| SPP |
signal preprocessor |
| SPP |
Simulation Planning Panel |
| SPP |
solar physics payload |
| SPP |
SPIF processing procedure |
| SP-PCO |
Program Control Office |
| SPPIL |
Shuttle preferred pyrotechnic
items list |
| SPPL |
spare parts provisioning list |
| SPPM |
system performance prediction
model |
| SPR |
software problem report |
| SPR |
subcontractor performance review |
| SPRAG |
STS Payload Requirements and
Analysis Group |
| SPRD |
system performance requirements
document |
| SPRU |
standard power regulator unit |
| SPS |
satellite power system |
| SPS |
secondary propulsion system |
| SPS |
service propulsion system
(subsystem) |
| SPS |
Shuttle procedures simulator |
| SPS |
Shuttle processing site |
| SPS |
software product specification |
| SPS |
software productivity solution |
| SPS |
statement of prior submission |
| sps |
samples per second |
| SPSL |
space parts selection list |
| SP-SMO |
Site Management Office (KSC
Shuttle) |
| SPSS |
science planning and scheduling
system |
| SPST |
single pole, single throw |
| SPT |
steering position transducer |
| SPTD |
supplemental provisioning
technical documentation |
| SPTI |
structural program test input |
| SPUR |
separate parts usage record |
| SPVPF |
Shuttle Payload Vertical
Processing Facility |
| SPWG |
Spare Parts Working Group |
| SQA |
software quality assurance |
| SQA |
subcontractor quality assurance |
| SQC |
statistical quality control |
| SQE |
software quality evaluation |
| SQE |
supplier quality evaluation |
| SQEP |
software quality evaluation plan |
| SQH |
supplier quality history |
| SQIDS |
satellite quick-look interactive
display system |
| SQL |
Standard Query Language |
| SQPSK |
sequential phase shift keying |
| SQW |
square wave |
| SR |
safety review |
| SR |
status review |
| SR |
sunrise |
| SR |
support request |
| SR |
support room |
| SR |
saturable reactor |
| SR |
scan ratio |
| SR |
shift register |
| SR |
shop release |
| SR |
standard repair |
| SR |
statement of requirements |
| SR |
status register |
| SR |
status report |
| sr |
steradian |
| SR&PA |
safety, reliability, and product
assurance |
| SR&Q |
safety, reliability, and quality |
| SR&QA |
safety, reliability, and quality
assurance |
| SRA |
spin reference angle |
| SRA |
spin reference axis |
| SRA |
support requirements analysis |
| SRA |
system requirements analysis |
| SRAD |
Shuttle radar assembly
demonstration |
| SRAD |
space radiator assembly
demonstration |
| SRAG |
Space Radiation Analysis Group |
| SRAM |
short-range attack missile |
| SRAM |
static random access memory |
| SRAT |
short-range advanced technology |
| SRB |
Safety Review Board |
| SRB |
Software Review Board |
| SRB |
solid rocket booster |
| SRB |
system requirements baseline |
| SRBAB |
SRB Assembly Building |
| SRBARF |
SRB Assembly and Refurbishment
Facility |
| SRBDF |
SRB Disassembly Facility |
| SRC |
sample return canister |
| SRCB |
Simulation Requirements Control
Board |
| SRCB |
Software Requirements Change
Board |
| SRCBD |
Software Requirements Change
Board directive |
| SRD |
Shuttle requirements definition |
| SRD |
Shuttle requirements document |
| SRD |
Spacecraft Research
Division |
| SRD |
systems requirements document |
| SRDCS |
simulation reconfiguration data
collection system |
| SRDH |
System Requirements Definition
Handbook |
| SRE |
SASCB responsible engineer |
| SRE |
STDN ranging equipment |
| SREM |
software requirements
methodology |
| SREM |
system requirement engineering
methodology |
| SRF |
Shuttle Refurbishment Facility |
| SRH |
Subsystem Requirements Handbook |
| SRH |
System Requirements Handbook |
| SRHIT |
small radar homing interceptor
technology |
| SRHIT |
small radar-hardening
interceptor technology |
| SRI |
Southwest Research Institute |
| SRIP |
security requirements
implementation plan |
| SRJE |
SNA remote job entry |
| SRL |
single-rack laboratory |
| SRL |
Space Radar Laboratory |
| SRM |
solid rocket motor |
| SRM |
spares requirement model |
| SRM |
Specification Requirements
Manual |
| SRM |
standard reference material |
| SRM&QA |
safety, reliability,
maintainability, and quality |
| SRMC |
stimulus-response measurements
catalog |
| SRMS |
Shuttle remote manipulator
system |
| SRN |
software release notice |
| SRO |
superintendent of range
operations |
| SRO |
supervisor of range operations |
| SRP |
seat reference plane |
| SRP |
seat reference point |
| SRP |
stabilizer reference plane |
| SRP |
standard repair procedure |
| SRPA |
spherical retarding potential
analyzer |
| SRPS |
secure record and playback
subsystem |
| SRR |
Shuttle requirements review |
| SRR |
site readiness review |
| SRR |
software requirements review |
| SRR |
specification readiness review |
| SRR |
subcontractor readiness review |
| SRR |
system requirements review |
| SRRID |
site readiness review item
document |
| SRS |
short register to storage |
| SRS |
simulated remote station |
| SRS |
simulation reconfiguration
system |
| SRS |
simulation recording system |
| SRS |
software requirements
specification |
| SRS |
specification review sheet |
| SRS |
specification revision sheet |
| SRS |
stellar radiation sensor |
| SRS |
support requirements system |
| SRSCC |
simulated remote station control
console |
| SRSI |
simulated reusable surface
insulation |
| SRSR |
schedule and resources status
report |
| SRSS |
Shuttle range safety system |
| SRT |
safety review team |
| SRT |
Shuttle requirements
traceability |
| SRT |
special rated thrust |
| SRT |
specification requirements table |
| SRT |
station readiness test |
| SRT |
supporting research and
technology |
| SRT |
system readiness test |
| SRT |
system requirements test |
| SRU |
shop repairable unit |
| SRU |
shop replaceable unit |
| SRU |
space replaceable unit |
| SRW |
standard reaction wheel |
| SS |
second structure |
| SS |
Space Station |
| SS |
space segment |
| SS |
space sphere |
| SS |
stainless steel |
| SS |
station set |
| SS |
structures subsystem |
| SS |
subsystem |
| SS |
sun sensor |
| SS |
support subsystem |
| SS |
system software |
| SS |
segment specification |
| SS |
system specification |
| SS |
system summary |
| SS |
set screw |
| SS |
short scarf (thruster nozzle) |
| SS |
Shuttle system |
| SS |
single side band |
| SS |
single signal |
| SS |
single string |
| SS |
Space Shuttle |
| SS&A |
space systems and applications |
| SSA |
S-band single access |
| SSA |
Shuttle simulation aircraft |
| SSA |
Software Support Agency |
| SSA |
software safety analysis |
| SSA |
space suit assembly |
| SSA |
system support analysis |
| SSAD |
software system analysis
document |
| SSAD |
system summary acceptance
document |
| SSAIAF |
Space Systems Automated
Integration and Assembly Facility |
| SSAS |
STS/SSPE attachment system |
| SSAT |
Space Shuttle access tower |
| SSAT |
system segment acceptance test |
| SSB |
single side band |
| SSB |
Source Selection Board |
| SSBC |
summary sheet bar chart |
| SSBN |
fleet ballistic missile
submarine |
| SSBUV |
Shuttle solar backscatter
ultraviolet |
| SSBW |
spread-spectrum bandwidth |
| SSC |
sensor signal conditioner |
| SSC |
Shuttle system contractor |
| SSC |
solid-solution cermet |
| SSC |
solid-state circuit |
| SSC |
Stennis Space Center (formerly
National Space Technology Laboratories) |
| SSC |
subsystem computer |
| SSC |
system sequence controller |
| SSCA |
surface sampler control assembly |
| SSCB |
Space Station Control Board |
| SSCC |
Space Station Control Center |
| SSCC |
Support Services Control Center |
| SSCF |
Space Station Control Facility |
| SSCHS |
Space Shuttle cargo handling
system |
| SSCL |
Shuttle system commonality list |
| SSCM |
Space Station cost model |
| SSCP |
small self-contained payload |
| SSCR |
support software change request |
| SSCSP |
Space Shuttle Crew Safety Panel |
| SSD |
Space Systems Division
(Rockwell) |
| SSD |
Space Systems Division (USAF) |
| SSD |
Spacecraft Software Division
(NASA) |
| SSD |
system summary display |
| SSDAC |
Space Station data acquisition
and control |
| SSDB |
spin system distribution box |
| SSDD |
software system design document |
| SSDF |
Space Science Development
Facility |
| SSDH |
Subsystem Data Handbook |
| SSDO |
steady-state design and
optimization code |
| SSDS |
Space Station data system |
| SSDSAS |
Space Station Data System
Architecture Study |
| SSE |
software support environment |
| SSE |
system security engineering |
| SSE |
software support equipment |
| SSE |
sortie support equipment |
| SSE |
Space Shuttle engine |
| SSE |
space support equipment |
| SSE |
spacecraft simulation equipment |
| SSE |
subsystem element |
| SSE |
system (subsystem) support
equipment |
| SSE |
system safety engineering |
| SSEDF |
Software Support Environment
Development Facility |
| SSEM |
system security engineering
manager |
| SSEOS |
Space Shuttle engineering and
operations support |
| SSEOS |
Space Station external
operations simulator |
| SSEP |
system security engineering
phase |
| SSEP |
system security engineering plan |
| SSES |
software system environment
system |
| SSEUWG |
SSE Users' Working Group |
| SSF |
Space Station Freedom |
| SSF |
SRB storage facility |
| SSFCS |
Space Shuttle flight control
system |
| SSFGSS |
Space Shuttle Flight and Ground
System Specification |
| SSFL |
Santa Susana Field Laboratory |
| SSFN |
Space Station flight network |
| SSFP |
Space Station Freedom Program |
| SSFS |
Space Shuttle functional
simulation |
| SSG |
Sensor Systems Group |
| SSGDAC |
Space Station guidance,
dynamics, and control |
| SSH |
simulation support hardware |
| SSHA |
Shuttle system hazard analysis |
| SSHA |
subsystem hazard analysis |
| SSHB |
Station Set Handbook |
| SSI |
San Salvador Island |
| SSI |
sector scan indicator |
| SSI |
significant structural item |
| SSI |
space segment integration |
| SSIBD |
Shuttle system interface block
diagram |
| SSIE |
Smithsonian Science Information
Exchange |
| SSIP |
Shuttle Student Involvement
Project |
| SSIP |
system software interface
processing |
| SSIS |
Space Station information system |
| SSITP |
Shuttle system integrated test
plan |
| SSL |
site support list |
| SSL |
system software loader |
| SSL |
system specification language |
| SSLV |
standard small launch vehicle |
| SSM |
satellite survivability model |
| SSM |
second surface mirror |
| SSM |
site status message |
| SSM |
spacecraft system monitor |
| SSM |
subsystem manager |
| SSM |
subsystem model |
| SSM |
support system module |
| SSM |
systems support module |
| SSMB |
Space Shuttle maintenance
baseline |
| SSMC |
Space Shuttle Mission Control |
| SSME |
Space Shuttle main engine |
| SSMEC |
Space Shuttle main engine
controller |
| SSMECA |
SSME controller assembly |
| SSMTF |
Space Station Man-Systems
Training Facility |
| SSMTF |
Space Station Mockup and Trainer
Facility |
| SSN |
Social Security number |
| SSO |
safety signification operation |
| SSO |
source selection official |
| SSO |
Space Shuttle orbiter |
| SSO |
subsystem operation (in
Spacelab) |
| SSO |
system security officer |
| SSO |
Systems Software Office |
| SSODB |
Space Station Operational Data
Book |
| SSODC |
steady-state off-design code |
| SSOP |
space systems operating
procedure |
| SSP |
security system plan |
| SSP |
small sortie payload |
| SSP |
Space Shuttle Program |
| SSP |
Space Station Program |
| SSP |
spread spectrum |
| SSP |
standard switch panel |
| SSP |
subsolar point |
| SSP |
system security plan |
| SSPC |
Spacelab stored program command |
| SSPD |
Shuttle system payload data |
| SSPD |
Shuttle system payload
definition |
| SSPD |
Shuttle system payload
description |
| SSPDA |
Space Shuttle payload data
activity |
| SSPDB |
subsystem power distribution box |
| SSPDS |
Space Shuttle Payload Data Study |
| SSPE |
Space Station Program element |
| SSPF |
Sortie Software Production
Facility |
| SSPF |
Space Shuttle Programming
Facility |
| SSPF |
Space Station Processing
Facility |
| SSPFA |
Space Shuttle Program flight
assignment |
| SSPGSE |
Space Shuttle Program ground
support equipment |
| SSPII |
Space Shuttle Program
implementing instruction |
| SSPM |
Software Standards and
Procedures Manual |
| SSPM |
solid-state photomultiplier |
| SSPM |
Space Shuttle program manager |
| SSPM |
Standards and Procedures Manual |
| SSPM |
System Safety program manager |
| SSPO |
Space Shuttle Program Office |
| SSPO |
Space Station Projects Office |
| SSPP |
Space Station Program
participant |
| SSPP |
system safety program plan |
| SSPPM |
SPADOC system performance
prediction model |
| SSPPSG |
Space Shuttle Payload Planning
Steering Group |
| SSPRO |
Space Shuttle Program Resident
Office |
| SSPS |
solar satellite power station |
| SSPS |
Space Shuttle Program schedule |
| SSPTF |
Santa Susana Propulsion Test
Facility |
| SSR |
shop support request |
| SSR |
software specification review |
| SSR |
staff support room |
| SSR |
station set requirement |
| SSR |
system safety review |
| SSR |
system status review |
| SSRD |
station set requirements
document |
| SSRImp |
Space Station resource impact
model |
| SSRMS |
Space Station remote manipulator
system |
| SSRN |
system software reference number |
| SSROP |
Space Station Resource
Optimization Program |
| SSRP |
System Safety Review Panel |
| SSRR |
station set requirements review |
| SSRT |
STS Security Review Team |
| SSS |
scanning star simulator |
| SSS |
subsystem segment |
| SSS |
system and segment specification |
| SSS |
system security standard |
| SSS |
system segment specification |
| SSS |
sensor support system |
| SSS |
simulation study series |
| SSS |
sortie support system |
| SSS |
Space Shuttle segment (NASA) |
| SSS |
spacecraft software system |
| SSS |
spinning sun sensor |
| SSS |
stage separation subsystem |
| SSS |
station set specification |
| SSSC |
Space Station Support Center |
| SSSS |
Space Shuttle System
Specification |
| SSSSR |
Space Shuttle system safety
review |
| SSST |
Space Station system trainer |
| SST |
seamless steel tubing |
| SST |
subsystem test |
| SST |
supersonic transport |
| SST |
Shuttle system test |
| SST |
simulated structural test |
| SST |
simulation and systems test |
| SST |
single system trainer |
| SST |
space surveillance and tracking |
| SST |
spacecraft systems test |
| SST |
structural static test |
| SST |
subsystem terminal (on Spacelab) |
| SSTC |
Space Shuttle test conductor |
| SSTCLS |
Space Shuttle test, checkout,
and launch support |
| SSTF |
Space Station Training Facility |
| SSTO |
single stage to orbit |
| SSTOM |
SAIL system and test operations
manager |
| SSTS |
satellite surveillance and
tracking system |
| SSTS |
space surveillance and tracking
system |
| SSTS |
space-based surveillance and
tracking system |
| SSUS |
spinning solid upper stage |
| SSUS-A |
SSUS for Atlas-Centaur-class
spacecraft |
| SSUS-D |
SSUS for Delta-class spacecraft |
| SSUSP |
spinning solid upper stage
project |
| SSV |
Space Shuttle vehicle |
| SSV |
space sortie vehicle |
| SSVS |
subsystem verification
specification |
| SSWG |
Shuttle Security Working Group |
| SSWP |
Space Station work package |
| ST |
self-test |
| ST |
star tracker |
| ST |
system test |
| ST |
sequential timer |
| ST |
serial traceability |
| ST |
shock tunnel |
| ST |
simplification task |
| ST |
single throw |
| ST |
space telescope |
| ST |
Spacelab technology |
| ST |
special tooling |
| ST&E |
security test and evaluation |
| STA |
Shuttle training aircraft |
| STA |
static test article |
| STA |
structural test article |
| STACC |
standard telemetry and
communications component |
| STADAC |
station data acquisition and
control |
| STADAN |
satellite tracking and data
acquisition network |
| STADAN |
space tracking and data
acquisition network |
| STADU |
system termination and display
unit |
| STAG |
secure text and graphics |
| STAG |
Shuttle Turnaround Analysis
Group |
| STAMP |
system testability and
maintainability program |
| STAPPMAN |
Station Payload Propulsion
Manifesting Program |
| STAR |
scientific and technical report |
| STAR |
Shuttle Turnaround Analysis
Report |
| STAR |
significant technological
achievement in research |
| STAR |
significant technology
achievement through research |
| STAR |
software tools and requirements |
| STAR |
source transmission and response |
| STAR |
space taxi and recovery |
| STAR |
space transportation automated
reconfiguration |
| STARE |
staring technology advanced
research and evaluation |
| STARR |
Schedule, Technical, and
Resources Report |
| STARS |
software technology for
adaptable and reliable systems |
| STARS |
software technology for
adaptable, reliable software |
| STARS |
space transportation automated
reconfiguration system |
| STARS |
status analysis and reporting
system |
| START |
selection to activate random
testing |
| START |
Strategic Arms Reduction Talks |
| STAS |
Space Transportation
Architecture Study |
| STAT |
system testability and analysis
tool |
| STATS |
star tracker alignment test set |
| STBE |
space transportation booster
engine |
| STC |
Satellite Test Center |
| STC |
Satellite Tracking Center |
| STC |
sensitivity time control |
| STC |
short-time constant |
| STC |
Shuttle test conductor |
| STC |
Space Technology Center |
| STC |
spacecraft test conductor |
| STC |
standard test configuration |
| STC |
systems test complex |
| STCC |
STS Transportation Coordination
Center |
| STCP |
short-term cost plan |
| STCS |
special telemetry conversion
system |
| STD |
sensor and test driver |
| STD |
Shuttle test detector |
| STD |
software test description |
| STD |
Spacecraft Technology Division |
| STD |
special test device |
| STD |
standard test device |
| STDL |
standard distribution list |
| STDN |
space flight tracking and data
network |
| STDN |
spacecraft tracking and data
network |
| STE |
special test equipment |
| STE |
system test engineer |
| STEP |
space test experiments platform |
| STEP |
Surveillance and Tracking
Experiment Program |
| STF |
S-band temperature (Fahrenheit) |
| STF |
satellite test facility |
| STF |
spin test facility |
| STF |
standard task file |
| STG |
Shuttle Test Group |
| STG |
Space Task Group |
| STI |
screw thread insert |
| STI |
Stanford Telecommunications,
Incorporated |
| STIC |
Space Test Integration Contract
(contractor) |
| STIL |
Software Test and Integration
Laboratory |
| STINFO |
scientific and technical
information |
| STIRD |
SAIL test implementation
requirements document |
| STIVE |
standard interface verification
equipment |
| STL |
Space Technology Laboratories |
| STL |
System Test Laboratory |
| STLDD |
software top-level design
document |
| STLOS |
star line of sight |
| STM |
signal termination module |
| STM |
SMS test matrix |
| STM |
static test model |
| STM |
structural test model |
| STM |
system termination module |
| STM |
systems test missile |
| STME |
space transportation main engine |
| STMU |
special test and maintenance
unit |
| STN |
software trouble note |
| STO |
Solar Terrestrial Observatory |
| STO |
subtask officer |
| STOL |
short takeoff and landing |
| STOP |
SCOMP-trusted operating program |
| STP |
satellite test program |
| STP |
static test program |
| STP |
subsystem test plan |
| STP |
system test plan |
| STP |
systems technology program |
| STP |
self-test program |
| STP |
Shuttle Technology Panel |
| STP |
software technology program |
| STP |
software test plan |
| STP |
software test procedure |
| STP |
space technology payload |
| STP |
space test program |
| STP |
standard temperature and
pressure |
| STPH |
static phase error |
| STR |
software test report |
| STR |
system test review |
| STRADEM |
strategic defense effectiveness
model |
| STS |
Shuttle test station |
| STS |
Space Transportation System |
| STS |
structural transition section |
| STS |
system test station |
| STSAM |
Space Transportation System
analysis model |
| STSOC |
Space Transportation System
Operations Contract |
| STSOPO |
Space Transportation System
Operations Program Office |
| STSR |
system test summary report |
| STSYM |
Space Transportation System
model |
| STU |
secure telephone unit |
| STU |
special test unit |
| STU |
static test unit |
| STU |
systems test unit |
| STV |
structural test vehicle |
| STVS |
secure television system |
| SU |
support unit |
| SUBCON |
subsystem console |
| SUI |
state unemployment insurance |
| SUL |
software utilization list |
| SUM |
Software User's Manual |
| SUMC |
space ultrareliable modular
computer |
| SUMS |
Shuttle upper atmosphere mass
spectrometer |
| SUPSALV |
supervisor of salvage (U.S.
Navy) |
| SURE |
Shuttle users' review and
evaluation |
| SURRVS |
standard umbilical retraction
retention vent system |
| SURS |
standard umbilical retraction
system |
| SURS |
standard umbilical
retraction/retention system |
| SURTEX |
Shuttle-released target
experiment |
| SURTEX |
Shuttle-released technology
experiment |
| SURVIAC |
Survivability/Vulnerability
Information Analysis |
| SUSIM |
solar ultraviolet spectral
irradiance monitor |
| SUZ |
Santa Susana |
| SV |
safety valve |
| SV |
Shuttle vehicle |
| SV |
side view |
| SV |
solenoid valve |
| SV |
space vehicle |
| SV |
state vector |
| SVA&C |
Shuttle vehicle assembly and
checkout |
| SVAB |
Shuttle Vehicle Assembly
Building |
| SVAC |
Shuttle vehicle assembly and
checkout |
| SVAFB |
South Vandenberg Air Force Base |
| SVB |
Shuttle vehicle booster |
| SVB |
space vehicle booster |
| SVC |
spacecraft vehicle contractor |
| SVC |
supervisor call |
| SVCDS |
space vehicle computer design
system |
| SVCDS |
space vehicle control/display
simulation |
| SVCMU |
space vehicle control and
monitor unit |
| SVDS |
space vehicle dynamic simulator |
| SVDS |
space vehicle dynamics
simulation |
| SVDT |
Space Vehicle Development Team |
| SVE |
space vehicle equipment |
| SVIU |
space vehicle interface unit |
| SVO |
space vehicle operations |
| SVO |
Sunnyvale Operations |
| SVOD |
space vehicle operations
director |
| SVP |
software verification procedure |
| SVR |
space vehicle requirement |
| SVRR |
software verification readiness
review |
| SVS |
Shuttle vehicle simulator |
| SVS |
space vehicle system |
| SVS |
suit ventilation system |
| SVT |
space vehicle test |
| SVTN |
secure voice telecommunications
network |
| SVTN |
secure voice teleconference
network |
| SW |
seawater |
| SW |
shortwave |
| SW |
software |
| SW |
solar wing |
| SW |
spot weld |
| SW |
status word |
| SW |
switchboard wound |
| SWA |
support work authorization |
| SWAD |
subaccount work authorization
document |
| SWAD |
subdivision of work
authorization document |
| SWAT |
stress wave analysis technique |
| SWATEC |
short-wavelength
thermoelectrically cooled |
| SWB |
Solder Waiver Board |
| SWCC |
Southwestern Computing Center |
| SWCDR |
software critical design review |
| SWCI |
software configuration
inspection |
| SWD&I |
software development and
integration |
| SWEE |
software engineering environment |
| SWG |
Schedule Working Group |
| SWG |
Science Working Group |
| SWG |
Security Working Group |
| SWG |
Software Working Group |
| SWIFET |
short-wave infrared field effect
transistor |
| SWIFET |
switched field effect transistor |
| SWIR |
short-wavelength infrared |
| SWOB |
salaries, wages, overhead, and
benefits |
| SWP |
safe working pressure |
| SWPA |
Shuttle wing panel analysis |
| SWPDR |
software preliminary design
review |
| SWR |
standing wave ratio |
| SWRR |
software readiness review |
| SWS |
software system |
| SWS |
switch scan |
| SWT |
supersonic wind tunnel |
| SWWG |
Software Working Group |
| SY |
shoulder yaw |
| Syncom |
synchronous communication
satellite |
| SYSREM |
system requirements engineering
methodology |
| SYSTRAN |
systems analysis translator |
| T |
temperature rate |
| T- |
time before launch |
| T&C |
telemetry and control |
| T&C |
terms and conditions |
| T&C |
test and checkout |
| T&C |
tracking and communication |
| T&CD |
timing and countdown |
| T&CP |
test and checkout procedure |
| T&D |
transportation and docking |
| T&E |
test and evaluation |
| T&F |
time and frequency |
| T&M |
time and material |
| T&O |
test and operations |
| T&P |
tracking and processing |
| T&QA |
test and quality assurance |
| T/A |
turnaround |
| T/B |
talkback |
| T/B |
thermal barrier |
| T/B |
title block |
| T/C |
telecommunications |
| T/C |
temperature-compensating |
| T/C |
termination check |
| T/C |
thermal capacitor |
| T/C |
thermocouple |
| T/C |
thrust chamber |
| T/C |
training and certification |
| T/CAP |
thermal capacitor |
| T/CD |
timer/command distributor |
| T/CRD |
telemetry/command requirements
document |
| T/D |
time delay |
| T/D |
touchdown |
| T/E |
transporter/erector |
| T/L |
talk and listen |
| T/L |
trace by lot number |
| T/L |
transformer load |
| T/M |
trace by member number |
| T/MGS |
transportable mobile ground
station |
| T/O |
takeover |
| T/R |
tape recorder |
| T/R |
transformer rectifier |
| T/R |
transmit-receive |
| T/R |
turnaround requirement |
| T/S |
time-sharing |
| T/S |
traceability by serial number |
| T/S |
troubleshoot |
| T/T |
terminal timing |
| T/T |
timing/telemetry |
| T/TCA |
thrust translation control
assembly |
| T/V |
thermal vacuum |
| T/W |
thrust-to-weight ratio |
| T+ |
time after launch |
| T-0 |
time minus zero |
| T-0 |
time zero |
| TA |
task analysis |
| TA |
travel authorization |
| TA |
trunnion angle |
| TA |
type approval |
| TA |
task assessment |
| TA |
task assignment |
| TA |
task authorization |
| TA |
Teal Amber |
| TA |
test announcer |
| TA |
test article |
| TA |
time actual |
| TA |
transfer aisle |
| TAA |
technical assistance agreement |
| TAB |
targets and background |
| TAB |
Technical Advisory Board |
| TAB |
time after burst |
| TABI |
tailorable advanced blanket
insulation |
| TAC |
Tactical Air Command |
| TAC |
test and configuration |
| TAC |
timing and address counter |
| TAC |
total average cost |
| TAC |
traceability and configuration |
| TACAN |
tactical air control and
navigation |
| TACAN |
tactical air navigation |
| TACAN |
tactical navigation |
| TACANS |
tactical air control and
navigation system |
| TACATA |
air-launched antisatellite
system |
| TACC |
Tactical Air Control Center |
| TACCS |
time, age, and cycle control
system |
| TACO |
test and checkout |
| TACO |
test and checkout operations |
| TACP |
training and certification plan |
| TADS |
trade and analysis data system |
| TAEM |
terminal area energy management |
| TAF |
truss assembly fixture |
| TAG |
technical air to ground |
| TAGS |
technique for automated
generation of systems |
| TAGS |
technology for the automated
generation of systems |
| TAGS |
text and graphics system |
| TAGS |
thermal analysis graphics system |
| TAIR |
test and inspection record |
| TAIR |
test assembly inspection record |
| TAL |
transatlantic abort landing |
| TAL |
transatlantic landing |
| TALAR |
tactical approach and landing
radar |
| TALO |
time after lift-off |
| TAM |
thermal analytical model |
| TAMS |
trade and analysis management
system |
| TAMS |
transient amplitude monitor
system |
| TAN |
Tananarive, Madagascar (STDN
site) |
| TAP |
technical achievement plan |
| TAP |
technical assistance plan |
| TAP |
telemetry acceptance pattern |
| TAP |
test administration plan |
| TAP |
total air pressure |
| TAR |
technical analysis request |
| TAR |
test action requirement |
| TAR |
test agency report |
| TARC |
through-axis rotational control |
| TARE |
telemetry automatic
reduction |
| TARS |
three-axis reference system |
| TAS |
telemetry antenna system
(subsystem) |
| TAS |
test article specification |
| TAS |
true airspeed |
| TASPR |
Technical and Schedule
Performance Report |
| TAT |
total air temperature |
| TAT |
turnaround time |
| TATI |
total air temperature indicator |
| TAVERNS |
Test and Verification
Environment for Remotely Networked Systems |
| TB |
talkback |
| TB |
terminal base |
| TB |
terminal board |
| TB |
thermal barrier |
| TB |
time base |
| TB |
toggle buffer |
| TB |
transverse boom |
| TBA |
to be added |
| TBA |
to be announced |
| TBC |
The Boeing Company |
| TBCM |
target background
characterization model |
| TBD |
to be determined |
| TBD |
to be developed |
| TBE |
Teledyne Brown Engineering |
| TBE |
to be evaluated |
| TBG |
gyro-to-body transformation
matrix |
| TBI |
body axis-to-inertial
transformation matrix |
| TBI |
through-bulkhead initiator |
| TBM |
table buffer management |
| TBM |
tactical ballistic missile |
| TBN |
to be negotiated |
| TBP |
to be provided |
| TBR |
to be revised |
| TBS |
task breakdown structure |
| TBS |
to be specified |
| TBS |
to be superseded |
| TBS |
to be supplied |
| TBTD |
thermal bus technology
demonstrator |
| TC |
telecommunications |
| TC |
traceability code |
| TC |
tracking camera |
| TC |
transfer control |
| TC |
transition control |
| TC |
translation control |
| TC |
temperature compensating |
| TC |
test change |
| TC |
test condition |
| TC |
test conductor |
| TC |
thermal control |
| TC |
thermocouple |
| TC |
thrust chamber |
| TC |
time to circular |
| TCA |
temperature control amplifier |
| TCA |
thrust chamber assembly |
| TCA |
time of closest approach |
| TCA |
translation controller assembly |
| TCAB |
temperature of cabin |
| TCATA |
TRADOC combined arms test
activity |
| TCB |
technical coordination bulletin
(MSFC) |
| TCC |
Test Control Center |
| TCC |
test classification code |
| TCC |
test conductor's console |
| TCC |
thermal control coating |
| TCC |
Transportation Control Center |
| TCCM |
temperature-controlled crystal
microbalance |
| TCD |
test completion date |
| TCD |
test control document |
| TCD |
timing control distributor |
| TCE |
thermal canister experiment |
| TCF |
tank checkout facility |
| TCFP |
thrust chamber fuel purge |
| TCG |
Test Control Group |
| TCG |
time code generator |
| TCI |
technical critical item |
| TCI |
terrain clearance indicator |
| TCID |
test configuration identifier |
| TCLE |
thermal coefficient of linear
expansion |
| TCM |
target cost per mission |
| TCM |
technical control management |
| TCM |
technical coordination meeting |
| TCMD |
transportation control and
movement document |
| TCN |
test change notice |
| TCN |
training course number |
| TCN |
transportation control number |
| TCO |
taken care of |
| TCO |
test and checkout |
| TCOA |
translational Control A |
| TCOB |
translational Control B |
| TCOP |
test and checkout plan |
| TCP |
task change proposal |
| TCP |
task control package |
| TCP |
test and checkout procedure |
| TCP |
test case procedure |
| TCP |
test checkout procedure |
| TCP |
test control package |
| TCP |
thrust chamber pressure |
| TCP |
tricalcium phosphate |
| TCP/IP |
transmission control
protocol/internet protocol |
| TCPE |
total cargo project engineer |
| TCR |
test compare results |
| TCR |
test constraints review |
| TCR |
thermal concept review |
| TCRB |
Test Change Review Board |
| TCRB |
Test Criteria Review Board |
| TCRD |
test and checkout requirements
document |
| TCRS |
training and certification
records system |
| TCRSD |
test and checkout requirements
specification |
| TCS |
technical change summary |
| TCS |
temperature control system |
| TCS |
test control sequence |
| TCS |
test control supervisor |
| TCS |
test control system |
| TCS |
thermal control system
(subsystem) |
| TCSC |
trainer control and simulation
computer |
| TCSSS |
thermal control subsystem
segment |
| TCT |
test coordination team |
| TCTI |
time compliance technical
instruction |
| TCTO |
time compliance technical order |
| TCTR |
time compliance technical
requirement |
| TCU |
tape control unit |
| TCV |
temperature-controlled voltage |
| TCV |
thrust chamber valve |
| TD |
task directive |
| TD |
technical direction |
| TD |
technical directive |
| TD |
technology data |
| TD |
technology demonstration |
| TD |
terminal distributor |
| TD |
time delay |
| TD |
touchdown |
| TD |
training division |
| TD&SA |
telephone, data, and special
audio |
| TDA |
trunnion drive axis |
| TDAAS |
Two-Dimensional Data Assessment
and Applications Study |
| TDB |
target deployment bus |
| TDB |
time duration of burn |
| TDB |
Tranet Doppler beacon |
| TDC |
telemetry data center |
| TDD |
task description document |
| TDDB |
Thermodynamic Design Data Book |
| TDDP |
trajectory design data package |
| TDF |
telemetry data file |
| TDF |
telemetry data format |
| TDI |
time delay integration |
| TDI |
time-delayed integration |
| TDIF |
TOPEX Data Information Facility |
| TDM |
technology development mission |
| TDM |
time division multiplexer |
| TDM |
time division multiplexing |
| TDMA |
time division multiple access |
| TDMS |
terminal data management system |
| TDP |
technology demonstration plan |
| TDP |
temperature and dew point |
| TDP |
tracking data processor |
| TDPD |
technical data program document |
| TDR |
technical data report |
| TDR |
technical design review |
| TDR |
technical documentation report |
| TDR |
test discrepancy report |
| TDRB |
Tool Design Review Board |
| TDRS |
telemetry downlink receiving
site |
| TDRS |
tracking and data relay
satellite |
| TDRSS |
tracking and data relay
satellite system |
| TDS |
technology demonstration
satellite |
| TDS |
test data system |
| TDSP |
time-dependent signal processor |
| TDT |
telemetry data tape |
| TDT |
tower disconnect technician |
| TDU |
time display unit |
| TDV |
test data van |
| TDV |
tool design variance |
| TDY |
temporary duty |
| TE |
test equipment |
| TE |
time earliest |
| TE |
time expected |
| TE |
timing electronics |
| TE |
trailing edge |
| TE |
trans-Earth |
| TE |
transmission error |
| TE |
transporter erector |
| TE |
transverse electric |
| TEA |
torque equilibrium attitude |
| TEB |
tone-encoded burst |
| TEC |
test equipment center |
| TEC |
trans-Earth coast |
| TED |
Test Evaluation Directorate |
| TED |
threat environment description |
| TED |
trailing edge down |
| TEG |
Technical Evaluation Group |
| TEI |
trans-Earth injection |
| TEISC |
test and evaluation information
support capability |
| TELECON |
telecommunication satellite
(French-German) |
| TELESAT |
Canadian payload |
| TELESAT |
telecommunications satellite |
| TEM |
target engine module |
| TEM |
transmission electron microscope |
| TEM |
transverse electromagnetic |
| TEMP |
test and evaluation master plan |
| TEMPEST |
Air Force security program |
| TEMS |
transport environment monitoring
system |
| TEOS |
tetraethyl orthosilicate |
| TEP |
Technical Evaluation Panel |
| TEP |
test and evaluation plan |
| TER |
test equipment readiness |
| TER |
time estimating relationship |
| TER |
travel expense report |
| TERL |
test equipment readiness list |
| TEST |
time-efficient sequencer of
tests |
| TET |
trajectory events time line |
| TETRA |
terminal tracking telescope |
| TEV |
target engine vehicle |
| TEXSYS |
thermal control system diagnosis
expert system |
| TF |
test facility |
| TF |
test fixture |
| TFC |
time from cutoff |
| TFCS |
triplex flight control subsystem |
| TFE |
time from event |
| TFF |
time to free fall |
| TFI |
technology flight
instrumentation |
| TFI |
time from ignition |
| TFL |
telemetry format load |
| TFL |
time from launch |
| TFM |
target incentive fee per mission |
| TFO |
transferring from original |
| TFOV |
total field of view |
| TFR |
trouble and failure report |
| TFS |
telemetry format selection |
| TFU |
test facility utilization |
| TFU |
theoretical first unit |
| TG |
tail gear |
| TG |
Talon Gold |
| TG |
technical guidance |
| TG |
test guideline |
| TGA |
thermal gravimetric analysis |
| TGA |
thermogravimeter analyzer |
| TGA |
trace gas analyzer |
| TGE |
Talon Gold Experiment |
| TGG |
third-generation gyro |
| TGIR |
test generation with infrared
reasoning |
| TGO |
time to go |
| TGOWG |
Teleoperator Ground Operations
Working Group |
| TGS |
telemetry ground station |
| TGS |
telemetry ground system |
| TGSE |
telemetry ground support
equipment |
| TGTV |
Talon Gold target vehicle |
| THA |
thermal hydraulic analyzer |
| THAP |
thermal/hydraulic analyzer
digital computer program |
| THC |
total hydrocarbon |
| THC |
translational hand control |
| THC |
translational hand controller |
| THDS |
time homogeneous data set |
| THP |
thrust horsepower |
| TI |
Information Systems (KSC) |
| TI |
technical integration |
| TI |
technical interchange |
| TI |
temporary installation |
| TI |
terminal phase initiation |
| TI |
test instruction |
| TI |
timing interface |
| TI |
training integrator |
| TIATA |
technical information and
training authoring |
| TIC |
Technical Information Center |
| TIC |
total item change |
| TICM |
test interface and control
module |
| TIDDB |
Thermal Interface Design Data
Book |
| TIE |
technology integration
experiment |
| TIFDL |
TOPEX interfacility data link |
| TIFS |
total in-flight simulator |
| TIG |
time of ignition |
| TIG |
tungsten inert gas |
| TII |
tooling inspection
instrumentation |
| TIL |
Technology Insertion Laboratory |
| TIM |
technical interchange meeting |
| TIM |
technical interface meeting |
| TIMM |
thermally integrated micromodule |
| TIMO |
temporary installation
manufacturing order |
| TIO |
target insertion orbit |
| TIP |
target instrument payload |
| TIP |
Technical Integration Panel |
| TIP |
thrust inlet pressure |
| TIPEX |
test in progress executive |
| TIPS |
thruster instability protection
system |
| TIPS |
tile information processing
system |
| TIR |
temporary installation record |
| TIR |
terminal imaging radar |
| TIR |
total indicator reading |
| TIRAD |
tool for infrared algorithm
development |
| TIROS |
television infrared observation
satellite |
| TIS |
test information sheet |
| TIS |
test interface subsystem |
| TIWG |
Technical Interface Working
Group |
| TJ |
tower jettison |
| TJM |
tower jettison motor |
| TKI |
trail kit installation |
| TL |
talk-listen |
| TL |
test load |
| TL |
thrust level |
| TL |
thrust line |
| TL |
time latest |
| TL |
time line |
| TL |
transient load |
| TL |
transmittal letter |
| TLCE |
transmission line conditioning
equipment |
| TLCN |
test logic and constraint
network |
| TLCSC |
top-level computer software
component |
| TLD |
thermoluminescent dosimeter |
| TLF |
terminal launch facility |
| TLG |
tail landing gear |
| TLI |
translunar injection |
| TLS |
time line sheet |
| TLS |
top left side |
| TLSA |
torso limb suit assembly |
| TLV |
target launch vehicle |
| TLV |
threshold limit value |
| TLV |
transporter-loader vehicle |
| TM |
task master |
| TM |
transverse magnetic |
| TM |
technical management |
| TM |
technical manual |
| TM |
technical memorandum |
| TM |
test maintenance |
| TM |
time management |
| TM |
torque motor |
| TM |
traffic manager |
| TM |
traffic model |
| TMA |
technology mirror assembly |
| TMA |
thermomechanical analyzer |
| TMB |
transportation management
bulletin |
| TMBU |
table maintenance block update |
| TMC |
test monitoring console |
| TMCC |
temporary MCC |
| TMECO |
time of main engine cutoff |
| TMF |
training mission facility |
| TMF |
transporter maintenance facility |
| TMG |
thermal meteoroid garment |
| TMG |
traffic management |
| TMI |
test method instruction |
| TMI |
transmars injection |
| TMIS |
technical management information
system |
| TML |
total mass loss |
| TMM |
thermal math model |
| TMO |
test management order |
| TMO |
test manufacturing order |
| TMO |
tool manufacturing order |
| TMOS |
two main orbiting spacecraft |
| TMP |
terminal panel |
| TMP |
time management processor |
| TMPV |
torque motor pilot valve |
| TMR |
TOPEX microwave radiometer |
| TMS |
task management system |
| TMS |
technical management system |
| TMS |
teleoperator maneuvering system |
| TMS |
time-sharing system |
| TMS |
trend monitoring system |
| TMS-AIMME |
The Metallurgical Society,
American Institute of Mining, Metallurgy, and Engineering |
| TMU |
temperature measurement unit |
| TN |
technical note |
| TO |
takeoff |
| TO |
takeover |
| TO |
task order |
| TO |
technical order |
| TO |
tool order |
| T-O |
takeoff |
| TOA |
time of arrival |
| TOC |
Tactical Operations Center |
| TOC |
Test Operations Center |
| TOC |
test operations change |
| TOD |
time of day |
| TOD |
tour of duty |
| TOF |
test operations facility |
| TOI |
transfer orbit insertion |
| TOM |
target object map |
| TOM |
task ordering management |
| TON |
test operation notice |
| TOO |
target of opportunity |
| TOP |
technical operating procedure |
| TOP |
technical operations procedure |
| TOP |
test operational plan |
| TOP |
transportable office protocol |
| TOPEX |
Ocean Topography Experiment |
| TOPS |
transfer orbit perigee stage |
| TOPS |
transistorized operational phone
system |
| TOR |
technical operating report |
| TOR |
test operating report |
| TOS |
teleoperator system |
| TOS |
test operating system |
| TOS |
transfer orbit stage |
| TOW |
tank and orbiter weight |
| TP |
test point |
| TP |
test port |
| TP |
test procedure |
| TP |
time to perigee |
| TP |
training plan |
| TP |
transition period |
| TP |
true position |
| TP |
turbopump |
| TP&C |
thermal protection and control |
| TPA |
test planning analysis |
| TPA |
test preparation area |
| TPA |
turbopump assembly |
| TPAD |
trunnion pin acquisition device |
| TPC |
technical performance criteria |
| TPC |
telemetry preprocessor computer |
| TPCN |
technical program change
negotiation |
| TPCN |
test plan change notice |
| TPD |
terminal protection device |
| TPDS |
test procedures development
system |
| TPE |
test project engineer |
| TPE |
tracking and pointing experiment |
| TPF |
terminal phase final (maneuver) |
| TPF |
terminal phase finalization
(braking) |
| TPF |
terminal phase finish |
| TPF |
transfer phase final |
| TPF |
tug processing facility |
| TPI |
terminal phase initiation |
| TPITS |
two-phase integrated thermal
system |
| TPL |
transpacific landing |
| TPM |
technical performance
measurement |
| TPM |
terminal phase maneuver |
| TPM |
terminal phase midcourse |
| TPM |
transfer phase midcourse |
| TPMS |
technical performance
measurement system |
| TPO |
tank pressurizing orifice |
| TPO |
test program outline |
| TPOCP |
turbopump oxidizer cavity purge |
| TPP |
test point PACE |
| TPR |
technical progress review |
| TPR |
test problem report |
| TPR |
training personnel requirement |
| TPS |
test preparation sheet |
| TPS |
thermal protection system
(subsystem) |
| TPS |
training planning system |
| TPS |
twisted pair shielded |
| TPSS |
test preparation sheet summary |
| TPTA |
transient pressure test article |
| TPTG |
tuned plate, tuned grid |
| TPUN |
test procedure update notice |
| TQE |
timer queue element |
| TQI |
total quality involvement |
| TQM |
total quality management |
| TQP |
total quality program |
| TR |
tape recorder |
| TR |
transportation request |
| TR |
Teal Ruby |
| TR |
technical report |
| TR |
test request |
| TR |
thrust reverser |
| TR |
time to retrofire |
| TR |
tool request |
| TR |
transistor/receiver |
| TR |
transmitter/receiver |
| TR/SBS |
teleoperator retrieval/Skylab
boost system |
| TRA |
test requirements analysis |
| TRA |
training requirements analysis |
| TRA |
turnaround requirements analysis |
| TRAC |
total record access control |
| TRACS |
tool record accountability
system |
| TRACS |
transaction record
accountability and control system tission security |
| TRAP |
Transient Response Analysis
Program |
| TRASYS |
thermal radiation analysis
system |
| TRB |
Test Review Board |
| TRCP |
tape recorder control panel |
| TRD |
technical requirements data |
| TRD |
technical requirements document |
| TRD |
test requirements document |
| TRDA |
three-axis rotational control,
Direct A |
| TRDB |
three-axis rotational control,
Direct B |
| TRDDS |
Teal Ruby data documentation
system |
| TRDF |
Teal Ruby data formatter |
| TRE |
Teal Ruby Experiment |
| TRE |
training equipment |
| TRE/ITU |
Teal Ruby Experiment/infrared
telescope unit |
| TRED |
TRASYS editor |
| TREMOC |
Teal Ruby Experiment Mission
Operations Center |
| TREND |
technical requirements
engineering network data base |
| TRF |
tuned radio frequency |
| TRGD |
technical requirements and goals
document |
| TRIC |
transition radiation and ion
calorimeter |
| TRIM |
testing for reliability by
incremented maximization |
| TRIS |
test and reliability information
system |
| TRL |
test readiness list |
| TRMS |
technical requirements
management system |
| TRN |
task requirements notice |
| TRNA |
three-axis rotational control,
Normal A |
| TRNB |
three-axis rotational control,
Normal B |
| TRON |
time rationale organizational
notation |
| TRP |
Technical Review Panel |
| TRPD |
test requirements and plan
documentation |
| TRR |
tape recorder reproducer |
| TRR |
technical requirements review |
| TRR |
test readiness review |
| TRR |
test requirements review |
| TRRU |
tape recorder reproducer unit |
| TRS |
Teal Ruby spacecraft |
| TRS |
teleoperator retrieval system |
| TRS |
telerobotics servicer |
| TRS |
test requirements sheet |
| TRS |
time reference system |
| TRS |
top right side |
| TRS |
training record system |
| TRS |
troubleshooting record sheet |
| TRS |
tug rotational system |
| TRSD |
test requirements and
specification document |
| TRSD |
test requirements specification
document |
| TS |
target system |
| TS |
tracking subsystem |
| TS |
Technical Support (KSC
directorate) |
| TS |
tensile strength |
| TS |
test site |
| TS |
test stand |
| TS |
test station |
| TS |
time scheduled |
| TS |
timing system (subsystem) |
| TS |
tool steel |
| TS&ET |
test support and evaluation team |
| TSA |
test start approval |
| TSAC |
tracking system analytic
calibration |
| TSB |
temporary stowage bag |
| TSB |
twin side band |
| TSC |
Technical Support Center (MSFC) |
| TSC |
test setup complete |
| TSC |
test support coordinator |
| TSC |
tooling supplemental contract |
| TS-C |
tooling supplement to contract |
| TSCD |
test specification control
document |
| TSCM |
technical survey countermeasure |
| TSCO |
Test Support Coordination Office |
| TSCP |
training simulator control panel |
| TSCS |
test support computer system |
| TSD |
Technical Services Division |
| TSD |
test start date |
| TSE |
team supportability element |
| TSE |
test support equipment |
| TSE |
transportation support equipment |
| TSG |
threat scenario generator |
| TSGP |
test sequence generator program |
| TSL |
test support language |
| TSLD |
troubleshooting logic diagram |
| TSM |
tail service mast |
| TSM |
test support methodology |
| TSM |
trade study management |
| TSMD |
time-stress measurement device |
| TSMT |
technical support management
team |
| TSO |
time since overhaul |
| TSO |
time-sharing operations |
| TSO |
time-sharing option |
| TSP |
test software program |
| TSP |
trajectory shaping program |
| TSP |
trajectory synthesis program |
| TSP |
twisted shielded pair |
| TSR |
technical status review |
| TSR |
test schedule report |
| TSR |
test status report |
| TSR |
trade study report |
| TSRA |
total system requirements
analysis |
| TSS |
telemetry simulation/system |
| TSS |
terminal security system |
| TSS |
terminal support system |
| TSS |
test software support |
| TSS |
test support system |
| TSS |
tethered satellite system |
| TSS |
time-sharing system |
| TSS |
tug structural support |
| TSSU |
test signal switching unit |
| TST |
time-sharing terminal |
| TSU |
time standard unit |
| TSW |
test software |
| TSW |
test switch |
| TT |
terminal timing |
| TT |
thrust termination |
| TT |
total time |
| TT&C |
telemetry, tracking, and
communications |
| TT&C |
tracking, telemetry, and command |
| TT&C |
tracking, telemetry, and control |
| TT&E |
test, teardown, and evaluation |
| TTA |
thermomechanical test area |
| TTA |
time to apogee |
| TTB |
technology test bed |
| TTC |
telemetry, tracking, and command |
| TTC |
tunnel thermal control |
| TTCA |
thrust translation controller
assembly |
| TTCV |
tracking, telemetry, command,
and voice |
| TTE |
test teardown and evaluation |
| TTE |
time to event |
| TTEL |
tool and test equipment list |
| TTESP |
test time event sequencer plan |
| TTF |
transition task force |
| TTG |
time to go |
| TTG |
transition task group |
| TTL |
transistor-transistor logic |
| TTOF |
thermally tunable optical filter |
| TTP |
time to perigee |
| TTT |
through the thickness |
| TTU |
timing terminal unit |
| TTVC |
test termination and
verification contractor |
| TTY |
DACP test set |
| TTY |
teletype |
| TU |
technical utilization |
| TU |
technology utilization |
| TU |
transport unit |
| TUFI |
toughened unipiece fibrous
insulation |
| TV |
target vehicle |
| TV |
television |
| TV |
thermal vacuum |
| TV |
thrust vector |
| TV |
transport vehicle |
| TV |
transporter vehicle |
| TVA |
temporary variance authority |
| TVA |
thrust vector alignment |
| TVAR |
test variance |
| TVC |
thermal vacuum chamber |
| TVC |
thrust vector control |
| TVCD |
thrust vector control driver |
| TVCS |
thrust vector control system |
| TVD |
total variation diminishing |
| TVE |
technology validation experiment |
| TVE |
test evaluation experiment |
| TVEXPIS |
TV experiment interconnecting
station |
| TVN |
test verification network |
| TVP |
test verification program |
| TVS |
toxic vapor suit |
| TVSA |
thrust vector servoamplifier |
| TVSSIS |
TV subsystem interconnecting
station |
| TVT |
thermal vacuum test |
| TVTA |
thermal vacuum test article |
| TW |
tactical warning |
| TW |
tail wind |
| TW |
threat warning |
| TW |
thumb wheel |
| TW |
time word |
| TW |
traveling wave |
| TW/AA |
tactical warning/attack
assessment |
| TWD |
tail wags dog |
| TWDS |
twisted double shielded |
| TWG |
transition working group |
| TWL |
threat wavelength |
| TWT |
transonic wind tunnel |
| TWT |
traveling-wave tube |
| TWTA |
traveling-wave tube amplifier |
| TWU |
Transportation Workers Union of
America |
| TWX |
teletype wire transmission |
| TX |
transmit channel |
| U/B |
usage block |
| U/C |
undercurrent |
| U/C |
user code |
| U/D |
update |
| U/F |
unique file |
| U/IP |
user/international partner |
| U/L |
uplink |
| U/M |
unit of measure |
| U/M |
unmanned |
| U/M |
unscheduled maintenance |
| U/O |
used on |
| U/V |
undervoltage |
| U/W |
used with |
| UA |
unexplained anomaly |
| UAC |
unattended assembly call |
| UAD |
user accommodation document |
| UAL |
United Airlines |
| UARS |
upper atmosphere research
satellite |
| UART |
universal asynchronous receiver
transmitter |
| UAW |
United Auto Workers |
| UB |
upper brace |
| UB |
utility bridge |
| UBER |
undetected bit error rate |
| UC |
unsatisfactory condition |
| UCAR |
unsatisfactory condition action
report |
| UCC |
universal checkout console |
| UCD |
urine collection device |
| UCN |
uniform control number |
| UCR |
unsatisfactory condition report |
| UCS |
universal control system |
| UCS |
utilities control system |
| UCTA |
urine collection transfer
assembly |
| UDB |
update buffer |
| UDC |
utility distribution center |
| UDF |
unit development folder |
| UDF |
utility and data flow |
| UDL |
up-data link |
| UDL |
update link |
| UDMH |
unsymmetrical dimethylhydrazine |
| UDMH/H |
unsymmetrical dimethylhydrazine
hydrazine blend |
| UDOP |
ultrahigh Doppler |
| UDS |
universal documentation system |
| UDS |
utility distribution system |
| UE |
user equipment |
| UER |
unique-equipment register |
| UFD |
user file directory |
| UFF |
upper forward fuselage |
| UHF |
ultrahigh frequency |
| UHT |
umbilical handling technician |
| UI |
unit of issue |
| UI |
user interface |
| UIIP |
user integration implementation
plan |
| UIMS |
user interface management system |
| UIWG |
User Interface Working Group |
| UK |
United Kingdom |
| UL |
underload |
| UL |
uplink |
| UL |
upper left (S-band antenna) |
| UL |
upper limit |
| ULA |
Fairbanks, Alaska (STDN site) |
| ULC |
unpressurized logistics carrier |
| ULCI |
unpressurized logistics carrier
interface |
| ULE |
ultralow expansion (quartz) |
| ULI |
Underwriters' Laboratories,
Incorporated |
| ULM |
unpressurized logistics module |
| ULO |
unmanned launch operations |
| ULS |
upload station |
| ULV |
unmanned launch vehicle |
| UM |
unmanned |
| UM |
unscheduled maintenance |
| UMIF |
upper mechanical integration
frame |
| UMO |
unmanned orbital |
| UMPS |
up mission processing start |
| UMVF |
unmanned vertical flight |
| UNEP |
United Nations Environmental
Program |
| Unis |
Unified Information System |
| UPF |
universal patch format |
| UPGWA |
United Plant Guard Workers of
America |
| UPL |
unapproved parts list |
| UPN |
unique program number |
| UPP |
user parameter processor
(processing) |
| UPS |
uninterruptible power system |
| UPS |
upright perigee stage |
| UPWT |
unitary plan wind tunnel |
| UR |
unsatisfactory report |
| UR&C |
usual, reasonable, and customary |
| URA |
urine receptacle assembly |
| URE |
user range error |
| US |
upper stage |
| US |
user segment |
| USA-2D/3D |
unified solutions algorithm
2-dimensional/3-dimensional |
| USAF |
United States Air Force |
| USASDC |
U.S. Army Strategic Defense
Command |
| USASDG |
U.S. Army Space Defense Group |
| USB |
unified S-band |
| USB |
upper side band |
| U-SB |
unified S-band |
| USBE |
unified S-band equipment |
| USBI |
United Space Booster,
Incorporated |
| USBS |
unified S-band system |
| USC |
upper stage contractor |
| USCG |
United States Coast Guard |
| USE |
unique support equipment |
| USE |
unobtrusive sensors and
effectors |
| USE |
user support environment |
| USEIT |
user station evaluation
integration and test |
| USFWS |
United States Fish and Wildlife
Service |
| USI |
update software identity |
| USI |
user system interface |
| USML-1 |
United States Microgravity
Laboratory-1 |
| USNS |
United States Navy ship |
| USO |
ultrastable oscillator |
| USP |
uniform specification program |
| USPHS |
United States Public Health
Service |
| USRA |
Universities Space Research
Association |
| USS |
umbilical separation system |
| USS |
United States ship |
| USS |
United States standard |
| USS |
unmanned space satellite |
| USS |
upper stage system (PAM-D and
interfaces) |
| USS |
utility support structure |
| USSPACECOM |
United States Space Command |
| USSR |
Union of Soviet Socialist
Republics |
| USVMS |
urine sample volume measuring
system |
| USWA |
United Steelworkers of America |
| USWB |
United States Weather Bureau |
| UT |
unit tester |
| UT |
universal time |
| UTC |
United Technologies Corporation |
| UTC |
United Technology Center |
| UTC |
universal test console |
| UTC |
universal time compensated |
| UTC |
user time clock |
| UTE |
universal test equipment |
| UTF |
Underwater Test Facility |
| UTLM |
up telemetry |
| UTRS |
universal trouble reporting
system |
| UTS |
universal test set |
| UTS |
unmanned teleoperator spacecraft |
| UTS |
urine transfer system |
| UUT |
unit under test |
| UV |
ultraviolet |
| UV |
undervoltage |
| UVAT |
ultraviolet automatic tracker |
| UVD |
undervoltage device |
| UVF |
unmanned vertical flight |
| UVMS |
urine volume measuring system |
| UVPE |
UV/video processing electronics |
| UVS |
ultraviolet sensor |
| UVW |
quasi-inertial, right-handed
Cartesian coordinate system |
| V |
P-P volt peak-to-peak |
| V |
volt |
| V |
voltage |
| V&DA |
video and data acquisition |
| V&DA |
video and data assembly |
| V&V |
verification and validation |
| V/A |
video/analog |
| V/C |
vector control |
| V/H |
velocity to height |
| V/M |
velocity meter |
| V/T |
voltage/temperature |
| V/U |
vehicle utility |
| V/V |
validation and verification |
| V/V |
vent valve |
| VA |
vibroacoustic |
| V-A |
vibroacoustic |
| V-A |
volt-ampere |
| VAA |
vehicle assembly area |
| VAA |
visible acquisition aid |
| VAACP |
visible acquisition aid control
panel |
| VAB |
Vehicle Assembly Building |
| VAB |
Vertical Assembly Building |
| VAC |
vehicle assembly and checkout |
| Vac |
volts, alternating current |
| VACTL |
Vertical Assembly Component Test
Laboratory |
| VADC |
venting analysis digital
computer |
| VAFB |
Vandenberg Air Force Base |
| VAIB |
Vehicle Assembly and Integration
Building |
| VAK |
vertical assembly kit |
| VAL |
network validity word |
| VAN |
USNS Vanguard (STDN) |
| VAPEPS |
vibroacoustic payload
environment prediction system |
| VAR |
variance analysis report |
| VAR |
verification analysis report |
| VAR |
verification analysis review |
| VAR |
visual-aural radio range |
| VAR |
volt-ampere reactive |
| VAS |
visible-acquisition sensor |
| VASI |
visual-approach slope indicator |
| VAST |
versatile avionic system tester |
| VAT |
vibroacoustic test |
| VATA |
vibroacoustic test article |
| VATF |
vibration and acoustic test
facility |
| VAX |
virtual address extended |
| VBC |
video bandwidth compressor |
| VC |
vector character |
| VC |
velocity counter |
| VC |
video camera |
| VCB |
vertical location of the center
of buoyancy |
| VCC |
vehicle command count |
| VCC |
vehicle crew chief |
| VCC |
verification code counter |
| VCC |
voltage change controller |
| VCD |
verification control document |
| VCG |
constant drag value |
| VCG |
vapor crystal growth |
| VCG |
vector cardiogram |
| VCG |
vertical location of the center
of gravity |
| VCGS |
vapor crystal growth system |
| VCI |
velocity change indicator |
| V-CITE |
vertical cargo integration test
equipment |
| VCL |
vehicle centerline |
| VCM |
volatile condensable material |
| VCN |
vehicle configuration number |
| VCN |
verification change notice |
| VCN |
verification completion notice |
| VCO |
voltage control operator |
| VCO |
voltage control oscillator |
| VCO |
voltage-controlled oscillator |
| VCP |
vehicle control processor |
| VCPS |
verification completion planning
sheet |
| VCR |
videocassette recorder |
| VCS |
vehicle cargo system |
| VCS |
verification control sheet |
| VCT |
voltage control transfer |
| VCU |
video control unit |
| VCXO |
voltage-controlled crystal
oscillator |
| VDA |
vapor-deposited aluminum |
| VDA |
variable data area |
| VDA |
video data assembly |
| VDB |
verification data base |
| Vdc |
volts, direct current |
| VDD |
verification description
document |
| VDD |
version description document |
| VDD |
visual display data |
| VDE |
visual display equipment |
| VDF |
validation data file |
| VDI |
vector display indicator |
| VDP |
variable-delivery pump |
| VDS |
vehicle dynamic simulator |
| VDS |
visual display system |
| VDSS |
vehicle dynamic simulator system |
| VDT |
vehicle data table |
| VDU |
visual display unit |
| VE |
equivalent velocity |
| VE |
vehicle engineering |
| VEB |
vehicle equipment bay |
| VEDS |
vehicle emergency detection
system |
| VEEI |
vehicle electrical engine
interface |
| VEFCO |
vertical functional checkout |
| VEI |
vehicle end item |
| VEM |
viscoelastic materials |
| VERLORT |
very long range tracking radar |
| VF |
vertical flight |
| VF |
video frequency |
| VF |
voice frequency |
| VFI |
verification flight
instrumentation |
| VFM |
viewfinder monitor |
| VFN |
verification change notice |
| VFO |
variable-frequency oscillator |
| VFR |
visual flight rule |
| VFT |
verification flight test |
| VFT |
vertical flight test |
| VG |
velocity generator |
| VGIMU |
velocity to be gained as related
to IMU orientation |
| VGOR |
vehicle ground operation
requirement |
| VGP |
vehicle ground point |
| VGRF |
Variable-Gravity Research
Facility |
| VGT |
vehicle ground test |
| VGVT |
vertical ground vibration test |
| VGVTA |
vertical ground vibration test
article |
| VGX |
velocity to be gained (body
X-axis) |
| VGY |
velocity to be gained (body
Y-axis) |
| VGZ |
velocity to be gained (body
Z-axis) |
| VH |
vent hole |
| VHAA |
very high altitude abort |
| VHF |
very high frequency (30 to 300
megahertz) |
| VHF/AM |
very high frequency amplitude
modulator |
| VHF/DF |
very high frequency direction
finder |
| VHFOA |
VHF omnidirectional antenna |
| VHM |
vehicle health monitoring |
| VHSIC |
very high speed integrated
circuit |
| VIB |
Vehicle Integration Building |
| VIB |
Vertical Integration Building |
| VIC |
Visitor Information Center |
| VIL |
vehicle integration and launch |
| VIQ |
variation in quantity |
| VIS |
verification information system |
| VISTAR |
visible space tracking and
reconnaissance |
| VIT |
vehicle integration test |
| VIU |
vehicle interface unit |
| VIU |
video interface unit |
| VJ |
vacuum-jacketed |
| VLA |
verification loads analysis |
| VLBI |
very long baseline
interferometer |
| VLC |
verification load cycle |
| VLF |
Vertical Launch Facility |
| VLF |
very low frequency |
| VLPS |
Vandenberg launch processing
system |
| VLR |
very low range |
| VLS |
Vandenberg launch and landing
site |
| VLS |
Vandenberg launch site |
| VLS |
vertical launch system |
| VLS |
visible-light sensor |
| VLSI |
very large scale integration |
| VLSIC |
very large scale integrated
circuit |
| VLSSM |
VLS support manager |
| VLSST |
Vandenberg launch site support
team |
| VM |
virtual memory |
| VM |
voltmeter |
| VME |
vertical memory expansion |
| VMF |
Vertical Maintenance Facility |
| VMIR |
Vandenberg management
integration review |
| VMS |
vehicle management system |
| VMS |
velocity measuring system |
| VMS |
vertical motion simulator |
| VMS |
virtual memory system |
| VMSP |
VLS mission support plan |
| VNB |
very narrow band |
| VO |
Space Vehicle Operations (KSC
directorate) |
| VO |
vehicle operations |
| VOCP |
vehicle-out-of-commission part |
| VOGAD |
voice-operated gain-adjust
device |
| VOM |
voltohmmeter |
| VOMP |
Vandenberg operational
management plan |
| VOR |
VHF omnidirectional radio range |
| VOR |
voice-operated relay |
| VOR-DME |
VHF omnirange UHF distance
measuring equipment |
| VORTAC |
variable omnirange tactical (VOR
and TACAN) |
| VOT |
VHF omni test |
| VOX |
voice-operated transmitter |
| VP |
vacuum pump |
| VP |
verification polarization |
| VP |
vertical polarization |
| VP |
viewpoint |
| VPD |
variable power divider |
| VPF |
Vertical Processing Facility |
| VPHD |
vertical payload handling device |
| VPI |
valve position indicator |
| VPK |
volts peak |
| VPLCC |
Vehicle Propellant Loading
Control Center |
| VPM |
vehicle project manager |
| VPPAW |
variable-polarity plasma arc
welding |
| VPSA |
vehicle processing storage area |
| VR |
variable reluctance |
| VR |
video recorder |
| VR |
voltage regulator |
| VR |
voltage relay |
| VRAS |
verification requirements
analysis sheet |
| VRB |
VHF recovery beacon |
| VRCS |
vernier reaction control system |
| VRF |
vertical removal fixture |
| VRG |
variable report generation |
| VRH |
VAR-hour meter |
| VRL |
vertical recovery line |
| VRL |
vertical reference line |
| Vrms |
volts root mean square |
| VRP |
variability reduction program |
| VRR |
verification readiness review |
| VRS |
vendor rating system |
| V-RTIF |
Vandenberg real-time interface |
| VSA |
variable-stability aircraft |
| VSA |
verification site approval |
| VSB |
vestigial side band |
| VSC |
vehicle support contractor |
| VSC |
vibration safety cutoff |
| VSD |
vertical situation display |
| VSI |
vertical speed indicator |
| VSI |
video simulation interface |
| VSMF |
vendor specification microfile |
| VSN |
video switching network |
| VSN |
volume serial number |
| VSO |
very stable oscillator |
| VSPC |
virtual storage personal
computing |
| VSTAG |
Vandenberg Shuttle Turnaround
Analysis Group |
| VSTAR |
Vandenberg Shuttle Turnaround
Assessment Report |
| VSWR |
voltage standing wave ratio |
| VT |
vacuum tube |
| VT |
voice tube |
| VTAR |
verification test/analysis
report |
| VTBC |
vertical time bar chart |
| VTCW |
vehicle time code word |
| VTF |
Vertical Test Facility |
| VTF |
vertical test flight |
| VTM |
verification test matrix |
| VTM |
vibration test module |
| VTN |
verification test network |
| VTOC |
visual table of contents |
| VTP |
vehicle test plan |
| VTP |
verification test plan |
| VTP |
verification test program |
| VTPS |
vibroacoustic test plan summary |
| VTR |
video tape recorder |
| VTS |
Vandenberg tracking station |
| VTS |
verification test station |
| VTS |
vertical test site |
| VTS |
vertical test stand |
| VTS |
vertical test system |
| VTS |
vibroacoustic test summary |
| VTVM |
vacuum tube voltmeter |
| VU |
vehicle unit |
| VU |
vehicle utility |
| VU |
volume unit |
| VUSW |
vehicle utility software |
| VV |
vent valve |
| VV |
vertical velocity |
| VVI |
vertical velocity indicator |
| VWFC |
very wide field camera |
| VX |
velocity along the X-axis |
| VY |
velocity along the Y-axis |
| VZ |
velocity along the Z-axis |
| W |
watt |
| W&B |
weight and balance |
| W&C |
wire and cable |
| W/A |
work-around |
| W/B |
wide band |
| W/C |
workmen's compensation |
| W/CDA |
weight/coefficient of drag times
area |
| W/E |
wing elevon |
| W/E |
write/erase |
| W/G |
water-glycol |
| W/H |
wire harness |
| W/h |
watt hour |
| w/m |
words per minute |
| W/m2 |
watts per square meter |
| W/S |
work station |
| W/T |
wind tunnel |
| W/W |
wheel wing |
| W/WMS |
water/waste management system |
| WA |
wide angle |
| WA |
work authorization |
| WAC |
world aeronautical chart |
| WAD |
work authorization document |
| WAD/SO |
work authorization document/shop
order |
| WADD |
Wright Air Development Division |
| WAMP |
weight and mass property |
| WAN |
wide area network |
| WAN |
work authorization number |
| WAR |
work authorization report |
| WAR |
work authorization request |
| WAT |
web action time |
| WATS |
wide area telephone service |
| WB |
water boiler |
| WB |
wet bulb |
| WB |
wet bulk |
| WB |
wheel base |
| WB |
wide band |
| WBA |
wide-band amplifier |
| WBC |
white blood cells |
| WBD |
wide-band data |
| WBFDM |
wide-band frequency division
multiplexer |
| WBR |
wide-band radiometer |
| WBR |
workbench rack |
| WBS |
work breakdown structure |
| WBSC |
wide-band signal conditioner |
| WBT |
wide-band terminal |
| WBTCH |
water boiler thermal control
hydraulics |
| WBTS |
wide-band transmission system |
| WC |
work control |
| WCC |
Western Computing Center
(Rockwell) |
| WCC |
work control center |
| WCCS |
window contamination control
system |
| WCCU |
wireless crew communication unit |
| WCDB |
work control data base |
| WCDDT |
wet countdown demonstration test |
| WCL |
water coolant line |
| WCL |
water coolant loop |
| WCP |
weapon control platform |
| WCP |
weight control program |
| WCP |
wing chord plane |
| WCP |
work control plan |
| WCS |
waste collection system |
| WCS |
waste collector system |
| WCS |
wing center section |
| WCS |
work control system |
| WCS |
writable control storage |
| WCSC |
West Coast Switching Center |
| WD |
wage determination |
| WD |
wired discrete |
| WD |
withdrawn |
| WD |
workday |
| WDL |
Western Development Laboratory |
| WDS |
wake deluge supply |
| WEN |
write enable |
| WER |
weight estimating relationship |
| WETF |
Weightless Environment Test
Facility (JSC) |
| WFF |
Wallops Flight Facility |
| WFMP |
work force motivation plan |
| WFNA |
white fuming nitric acid |
| WG |
waveguide |
| WG |
working group |
| W-G |
water-glycol |
| WGAI |
working group agenda item |
| WGM |
working group meeting |
| WGSU |
water-glycol service unit |
| WHETS |
whetstone benchmarking |
| WHS |
White Sands, New Mexico |
| WIB |
"when" interrupt block |
| WIC |
warning information correlation |
| WICOMO |
Wang Institute cost model |
| WIF |
water immersion facility |
| WILMA |
wire list management and
accounting (KSC) |
| WINDS |
weather information network
display system |
| WIP |
work in progress |
| WIPICS |
work-in-process inventory
control system |
| WIS |
Wallops Island Station, Virginia |
| WIS |
WWMCCS information system |
| WIX |
wait for index |
| WL |
waterline |
| WL |
wavelength |
| WL |
wire list |
| WLOS |
window line of sight |
| WLS |
western launch site |
| WM |
waste management |
| WM |
wattmeter |
| WMC |
waste management compartment |
| WMS |
waste management system |
| WNINTEL |
warning notice intelligence
sources or methods |
| WO |
work order |
| WOC |
work order control |
| WOD |
word of day |
| WODWNY |
Western Office, Downey |
| WOM |
Woomera, Australia |
| WON |
work order number |
| WONG |
weight on nose gear |
| WOO |
Western Operations Office (NASA) |
| WOP |
wing outer panel |
| WORM |
write-once, read-many |
| WOW |
weight on wheels |
| WOW |
worst on worst |
| WOWLON |
weight on wheels longitudinal |
| WP |
water plane |
| WP |
waterproof |
| WP |
way point |
| WP |
weapons platform |
| WP |
weatherproof |
| WP |
work package |
| WP |
working pressure |
| WP |
wrist pitch |
| WPAFB |
Wright-Patterson Air Force Base |
| WPANL |
Wright-Patterson Aeronautical
Laboratory |
| Wpc |
watts per candle |
| WPD |
work package description |
| WPD |
work program directive |
| WPF |
work process flow |
| WPG |
work package grouping |
| WPI |
work process indicator |
| WPM |
work package manager |
| wpm |
words per minute |
| WPMCP |
work package manpower and cost
plan |
| WPP |
water pump package |
| WPP |
work package plan |
| WPPS |
work package planning sheet |
| WPS |
weather protection system |
| wps |
words per second |
| WR |
wrist roll |
| WRL |
wing reference line |
| WRO |
work release order |
| WRP |
weight reduction proposal |
| WRP |
wing reference plane |
| WRT |
with request to |
| WS |
water servicer |
| WS |
weather stripping |
| WS |
windshield |
| WS |
work statement |
| WS |
work station |
| WSB |
water spray boiler |
| WSC |
wide-band signal conditioner |
| WSCC |
work station control center |
| WSGR |
White Sands ground relay |
| WSGT |
White Sands ground terminal |
| WSMC |
Western Space and Missile Center |
| WSMCR |
Western Space and Missile Center
Range |
| WSMCR |
Western Space and Missile Center
regulation |
| WSMR |
White Sands Missile Range |
| WSO |
water servicer operator |
| WSP |
work sequence plan |
| WSPR |
weapon system problem report |
| WSTA |
weapon system testability
analyzer |
| WSTF |
White Sands Test Facility |
| WSTV |
W-sensor test vehicle |
| WSU |
water servicing unit |
| WSV |
weapon system vehicle |
| WT |
watchdog timer |
| WT |
watertight |
| WT |
wind tunnel |
| WT |
wire ticket |
| WTA |
wire traceability and
accountability |
| WTR |
Western Test Range (VAFB) |
| WTR |
work transfer record |
| WTSC |
wet tantalum slug capacitor |
| WTT |
wind tunnel test |
| WUC |
work unit code |
| WUCF |
work unit code file |
| WUPL |
where-used parts list |
| WUSCI |
Western Union Space
Communications, Incorporated |
| WVI |
work volume indicator |
| WVIS |
work volume indicator system |
| WW |
water waste |
| WW |
wire wrap |
| WW |
wire-wound |
| WWMCCS |
worldwide military command and
control system |
| X |
roll axis |
| X- |
X-axis |
| XEV |
Xerox encryption unit |
| XL |
X-axis of Spacelab |
| XO |
X-axis of orbiter |
| XP |
X-axis of payload |
| XPS |
X-ray photoelectron spectroscopy |
| X-REF |
X-band RF electronics |
| XS |
X-axis of solid rocket booster |
| X-SAR |
X-band synthetic-aperture radar |
| XT |
X-axis of external tank |
| Y |
out-of-plane velocity |
| Y |
pitch axis |
| Y |
precision navigation signal |
| Y |
Y-axis (horizontal width of
vehicle/structure) |
| Y |
Y-axis rate of change |
| Y |
yaw |
| Y/R |
yaw roll |
| YAG |
yttrium aluminum garnet |
| YE |
Deputy for Space Navigation
Systems |
| YL |
Y-axis of Spacelab |
| YO |
Y-axis of orbiter |
| YP |
Y-axis of payload |
| YP |
yield point |
| YS |
Y-axis of solid rocket booster |
| YS |
yield strength |
| YSC |
yearly spares cost |
| YT |
station identification symbol |
| YT |
Y-axis of external tank |
| Y-T |
yaw trim |
| Z |
impedance |
| Z |
normal acceleration (load
factor) |
| Z |
spectral band pair ratio |
| Z |
yaw axis |
| Z |
Z-axis direction |
| Z |
Z-axis rate of change |
| Z |
Zulu (Greenwich mean time) |
| ZCG |
impedance cardiogram |
| ZEM |
zero effort miss |
| ZGT |
zero-gravity trainer |
| Zhy |
Z-hybrid |
| ZI |
zone of interior (continental
USA) |
| ZIP |
zodiacal infrared probe |
| ZL |
Z-axis of Spacelab |
| ZLV |
Z-axis, local vertical (payload
bay toward Earth) |
| ZO |
Z-axis of orbiter |
| ZOE |
zone of exclusion |
| ZOT |
rocket engine inner-manifold
explosion |
| ZP |
Z-axis of payload |
| ZPN |
impedance pneumogram |
| ZS |
Z-axis of solid rocket booster |
| ZSI |
Z solar inertial (payload bay
facing away from sun) |
| ZT |
Z-axis of external tank |