Governmental 25

RHSC RHSC Stands For : Right Hand Side Console	RHT RHT Stands For : Radiant Heat Temperature
RHU RHU Stands For : Radioactive Heater Unit \| Radioisotope Heater Unit	RHW RHW Stands For : Router Header Word
RID RID Stands For : DSN Station at Madrid \| Reaction Injection Molded \| Review Item Disposition \| Roza Irrigation District ( Washington) \| Rear Impact Dummy \| Records Information Documentation	RIDI RIDI Stands For : Receiving Inspection Detail Instruction
RIE RIE Stands For : Right Inboard Elevon	RIGI RIGI Stands For : Receiving Inspection General Instruction
RIPS RIPS Stands For : Radar Impact Prediction System \| Runway Incursion Prevention System	RISA RISA Stands For : Rapid Imaging Spectrophotometric Array
RISKAC RISKAC Stands For : Risk Acceptance	RIV RIV Stands For : Recirculation Isolation Valve \| Registrar of Imported Vehicles \| Riviera \| Registrar of Imported Vehicles
RJ/EC RJ/EC Stands For : Reaction Jet/Engine Control	RJC RJC Stands For : Reaction Jet Control \| Regional Jet Center of Harrrison
RJD RJD Stands For : Reaction Jet Device \| Reaction Jet Driver \| Rashtriya Janata Dal (National Peoples Party)	RJDA RJDA Stands For : Reaction Jet Driver Aft
RJDF RJDF Stands For : Reaction Jet Driver Forward	RJEC RJEC Stands For : Reaction Jet Engine Control
RJOD RJOD Stands For : Reaction Jet OMS Driver	RK RK Stands For : Recharge \| Registered Keeper
RKD RKD Stands For : Rocketdyne	RLBV RLBV Stands For : Reusable Lifting Body Vehicle
RLCD RLCD Stands For : Redline Cutoff Device	RLEO RLEO Stands For : Request Liaison Engineering Order
RLF RLF Stands For : Relief \| Rajputana Liberation Front \| Rave Liberation Front \| Red Lake Falls \| Revolving Loan Fund	RLSS RLSS Stands For : Regenerative Life Support System
RM/MS&C RM/MS&C Stands For : Redundancy Management/Moding	RMCD RMCD Stands For : Radiation Monitoring Container Dosimeter
RMI RMI Stands For : Radio Magnetic Indicator \| Radio Magnet Indicator \| Reaction Motors	RMRS RMRS Stands For : Repeatable Maintenance and Recall System
RMSA RMSA Stands For : Rocket Motor Staging Area	RMSVP RMSVP Stands For : Remote Manipulator Subsystem Verification Plan
RMT RMT Stands For : Remote \| National Union of Rail	RNDZ RNDZ Stands For : Rendezvous
RNG RT RNG RT Stands For : Range Rate	RODB RODB Stands For : Remote Object Data Base
ROLL ROLL Stands For : Roll Angle	ROPE ROPE Stands For : Research on Orbital Plasma Electrodynamics \| Repeat Offender Parole Enforcement
ROSAT ROSAT Stands For : ROentgen SATellite	ROSES ROSES Stands For : Research Opportunities in Space and Earth Sciences
ROTI ROTI Stands For : Recording Optical Tracking Instrument \| Record Of Taped Interview \| Review of Outcomes to Impact	ROUT ROUT Stands For : Rollout
RPIE RPIE Stands For : Real Property Installed	RPLC RPLC Stands For : Replace
RPOC RPOC Stands For : Remote Payload	RPSF RPSF Stands For : Rotation
RPTA RPTA Stands For : Rudder Pedal Transducer Assembly	RQ RQ Stands For : Respiratory Quotient \| Radical Queer \| Regulatory Quality
RQI RQI Stands For : Ride Quality Index \| Ride Quality Index	RQMT RQMT Stands For : Requirement
RQP RQP Stands For : Requisition from Procurement \| Requisition from Procurement	RREA RREA Stands For : Rendezvous Radar Electronics Assembly
RREU RREU Stands For : Rendezvous Radar Electronics Unit	RS&H RS&H Stands For : Reynolds
RS&S RS&S Stands For : Receiving	RSCIE RSCIE Stands For : Remote Station Communication Interface Equipment
RSDP RSDP Stands For : Remote Site Data Processor	RSLS RSLS Stands For : Redundant Set Launch Sequencer \| Runway Status Light System
RSLV RSLV Stands For : Resolve	RSMM RSMM Stands For : Redundant System Monitor Model
RSSPO RSSPO Stands For : Resident Space Shuttle Project Office (Officer)	RSTRT RSTRT Stands For : Restart
RSVR RSVR Stands For : Reservoir	RSYS RSYS Stands For : Responsible System
RTACF RTACF Stands For : Real-Time Auxiliary Computing Facility	RTADS RTADS Stands For : Real-Time Attitude Determination System
RTAG RTAG Stands For : Range Technical Advisory Group \| Rural Transit Advisory Group	RTCL RTCL Stands For : ReTiCLe
RTCP RTCP Stands For : Real-Time Communications Processor	RTCS RTCS Stands For : Real-Time Computer System
RTFM RTFM Stands For : Read The Flight Manual \| Real-time Traffic Flow Measurement	RTHC RTHC Stands For : Rotation-Translation Hand Controller
RTHS RTHS Stands For : Real-Time Hybrid System	RTIF RTIF Stands For : Real-Time InterFace
RTOP RTOP Stands For : Research and Technology Objectives and Plans \| Responsibility TO Protect	RTSF RTSF Stands For : Real-Time Simulation Facility
RTTM RTTM Stands For : Return To The Moon	RTTV RTTV Stands For : Real-Time Television
RTV RTV Stands For : Room-Temperature Vulcanized \| Room-temperature vulcanizing \| Rock The Vote \| Road Taxed Vehicle \| Rugged Terrain Vehicle	RUA RUA Stands For : Radioisotope Use Authorization \| Radioisotope Use Authorization
RUPS RUPS Stands For : Rotary Uninterruptable Power Supply	RUPT RUPT Stands For : RUPTure
RUST RUST Stands For : Remote User Scheduling Terminal	RUT RUT Stands For : Resource Utilization Time
RVCF RVCF Stands For : Remote Vehicle Checkout Facility	RVDF RVDF Stands For : Rotary Vacuum Drum Filter
RVDT RVDT Stands For : Rotary Variable Differential Transformer	RVN RVN Stands For : Requirements Verification Network
RWL RWL Stands For : Recommended Weight Limit \| Recommended Weight Limit	RWM RWM Stands For : Read/Write Memory \| Road Works Management
RYD RYD Stands For : Real Year Dollars	S CHG S CHG Stands For : Supercharge
S PRES S PRES Stands For : Star Present	S TRK S TRK Stands For : Star Tracker
S&A S&A Stands For : Safe and Arm (Device) \| Science and Application	S&AD S&AD Stands For : Science and Applications Directorate
S&H S&H Stands For : Safety and Health	S&MA S&MA Stands For : Safety and Mission Assurance
S-Band S-Band Stands For : 1	S-BD S-BD Stands For : S-Band
S-MOWG S-MOWG Stands For : Super Management Operations Working Group	S-N S-N Stands For : Stress Number
S/A S/A Stands For : Safe and Arm \| Scheduled/Actual \| Site Activation \| Spacecraft Adapter \| Subassembly	S/AC S/AC Stands For : Stabilization/Attitude Control
S/B S/B Stands For : Standby	S/EOS S/EOS Stands For : Standard Earth Observation Satellite
S/F S/F Stands For : Safety Factor \| Single Flow	S/G S/G Stands For : Strain Gage
S/M S/M Stands For : Scheduled Maintenance \| Service/Maintenance \| Structural/Mechanical \| Systems management	S/O S/O Stands For : Shutoff \| Switchover
S/P S/P Stands For : Serial to Parallel \| Signal Processor	S/R S/R Stands For : Send and Receive \| Shift Register \| Stimulus/Response
S/SI S/SI Stands For : Simulation and System Infrastructure	S/Sys S/Sys Stands For : Subsystem
S/U S/U Stands For : Set Up	S/W S/W Stands For : Software
S1 S1 Stands For : Starboard 1	SAAB SAAB Stands For : Space Above And Beyond
SAAC SAAC Stands For : Schedule Allocation and Control	SAALC SAALC Stands For : San Antonio Air Logistics Center
SAAMA SAAMA Stands For : San Antonio Air Material Area	SADE SADE Stands For : Solar Array Drive Electronics \| Structural Assembly Demonstration Experiment
SADEC SADEC Stands For : Spin Axis Declination	SAEF SAEF Stands For : Spacecraft Assembly and Encapsulation Facility
SAES SAES Stands For : Stand-Alone Engine Simulator	SAFD SAFD Stands For : Systems Anomaly and Failure Detection
SAGE-II SAGE-II Stands For : Stratospheric Aerosol Gas Experiment	SALC SALC Stands For : Sacramento Air Logistics Center
SAMPEX SAMPEX Stands For : Solar	SAMSO SAMSO Stands For : Space and Missile Systems Organization (USAF)
SAMSOR SAMSOR Stands For : SAMSO Regulation (now SDR)	SAMTEC SAMTEC Stands For : Space and Missile Test Center (VAFB \| Space and Missile Test Center Manual
SAMTO SAMTO Stands For : Space and Missile Test Organization (VAFB)	SANC SANC Stands For : Spacelab Ancillary Data Tape
SAND SAND Stands For : Site Activation Need Date \| South Accelerate	SARR SARR Stands For : Small And Rapid Response
SASA SASA Stands For : S-band Antenna Structural Assembly	SASE SASE Stands For : Shuttle Atmospheric Science Experiment
SASTP SASTP Stands For : Stand-Alone Self-Test Program	SATAF SATAF Stands For : Shuttle Activation Task Force
SAU SAU Stands For : Signal Acquisition Unit \| Strap Around Unit \| Special Administration Unit	SAVER SAVER Stands For : Shuttle Avionics Verification and Evaluation
SAWD SAWD Stands For : Solid Amine Water Desorbed	SBAS SBAS Stands For : S-Band Antenna Switch
SBCR SBCR Stands For : Stock Balance and Consumption Report	SBF SBF Stands For : Surface Brightness Fluctuations \| Small Block Ford
SBHC SBHC Stands For : Speed Brake Hand Controller	SBN SBN Stands For : Small Bodies Node
SBX SBX Stands For : S-Band Transponder	SCAN SCAN Stands For : Antenna Scan \| Selected Current Aerospace Notices \| Shuttle Connector Analysis Network \| Scientific Content Analysis
SCAPE SCAPE Stands For : Self-Contained Atmospheric Protective Ensemble	SCARAB SCARAB Stands For : Submersible Cable Assistant Repair and Burial
SCARS SCARS Stands For : Serialized Control and Record System \| Serialized Control and Reporting System \| Sneak Circuit Analysis Report Summary	SCAT SCAT Stands For : Solar Composting Advanced Toilet \| Space Communication and Tracking \| Storage \| South County Area Transit \| Specialized Community Area Transit \| Strathcona County Accessible Transit \| Suffolk County Accessible Transit
SCATHA SCATHA Stands For : Spacecraft Charging at High Altitudes	SCATS SCATS Stands For : Simulation Control and Training System \| Sydney Coordinated Adaptive Traffic System \| Sydney Coordinated Adaptive Traffic System
SCBD SCBD Stands For : Sellers Approved Configuration Baseline Document	SCCF SCCF Stands For : Solar Cell Calibration Facility
SCCH SCCH Stands For : Standard Cubic Centimeters per Hour	SCCM SCCM Stands For : Standard Cubic Centimeters per Minute
SCDA SCDA Stands For : Safing	SCDP SCDP Stands For : Simulation Control Data Package
SCDR SCDR Stands For : Seller Critical Design Review \| Shuttle Critical Design Review \| Software Critical Design Review \| Subcontractor Critical Design Review	SCDU SCDU Stands For : Signal Conditioning and Display Unit
SCEA SCEA Stands For : Signal Conditioning Electronics Assembly	SCFH SCFH Stands For : Standard Cubic Feet per Hour
SCFM SCFM Stands For : Standard Cubic Feet per Minute	SCFS SCFS Stands For : Standard Cubic Feed per Second
SCGSS SCGSS Stands For : Super Critical Gas Storage System	SCHE SCHE Stands For : Stowage Cargo Handling Equipment \| Senior Citizens Homeowners Exemption
SCHED SCHED Stands For : Scheduled	SCHEM SCHEM Stands For : Schematics
SCID SCID Stands For : Spacecraft Identification	SCIM SCIM Stands For : Standard Cubic Inches per Minute
SCIS SCIS Stands For : Standard Cubic Inches per Second	SCIU SCIU Stands For : Selector Control Interface Test \| Space Interface Unit \| Serious Crimes Investigation Unit
SCLM SCLM Stands For : Stability	SCMB SCMB Stands For : Development Configuration Management Board
SCNP SCNP Stands For : Preliminary Specification Change Notice	SCNR SCNR Stands For : Scanner
SCOPE SCOPE Stands For : Science Calibration and Onboard Performance Evaluator \| Systematic Controls Oversight And Policy Evaluation	SCOS SCOS Stands For : Subsystem Computer Operating System
SCPS SCPS Stands For : Space Communications Protocol Standards	SCRJ SCRJ Stands For : Supersonic Combustion RamJet \| Shawn Curtis Regional Jail \| South Central Regional Jail
SCRL SCRL Stands For : Station Configuration Requirement List	SCRS SCRS Stands For : Serialized Control and Reporting System \| Strip Chart Recording System (Subsystem) \| South Carolina Retirement System
SCRSY SCRSY Stands For : Serialized Control and Record System	SCUB SCUB Stands For : Satellite Central Utility Building
SD/FS SD/FS Stands For : Smoke Detector/Fire Suppression	SD/YVV SD/YVV Stands For : SD/Launch Base Division
SDAF SDAF Stands For : Solid Rocket Booster Disassembly Facility	SDCL SDCL Stands For : Supplier Documentation Checklist
SDCS SDCS Stands For : SAIL Data Communications System	SDCV SDCV Stands For : Shuttle Derived Cargo Vehicle
SDFS SDFS Stands For : Spacelab Data Flow System	SDG SDG Stands For : Supplier Documentation Group \| SanitÌ?tsDienstGrad (Medical orderly)
SDH SDH Stands For : Software Development Handbook \| System Definition Handbook \| System Development Handbook	SDIF SDIF Stands For : Software Development and Integration Facility
SDMU SDMU Stands For : Serial Data Management Unit	SDPC SDPC Stands For : Shuttle Data Processing Complex
SDPF SDPF Stands For : Sensor Data Processing Facility	SDRD SDRD Stands For : Supplier Data Requirements Description \| Supplier Documentation Review Data
SDSS SDSS Stands For : Space Division Shuttle Simulator	SDTA SDTA Stands For : Structural Dynamic Test Article
SDVF SDVF Stands For : Software Development and Verification Facilities	SE/FAC SE/FAC Stands For : Support Equipment/Facility
SEACF SEACF Stands For : Support Equipment Assembly and Checkout Facility	SEADS SEADS Stands For : Shuttle Entry Air Data Sensor \| Shuttle Entry Air Data System (Subsystem)
SEAID SEAID Stands For : Support Equipment Abbreviated Items Description	SEAPG SEAPG Stands For : Support Equipment Acquisition Planning Group
SEARCHS SEARCHS Stands For : Shuttle Engineering Approach/Rollout Control Hybrid Simulation	SECIB SECIB Stands For : Shuttle Engineering Change Implementation Board
SECO SECO Stands For : Sustainer Engine Cutoff	SECS SECS Stands For : Shuttle Events Control Subsystem
SECT SECT Stands For : Spacelab Experiment Channel Tape	SECTOR SECTOR Stands For : Space Exploration And Colonization Through Organized Relationships
SEDT SEDT Stands For : Spacelab Experiment Data Tape	SEICO SEICO Stands For : Support Equipment Installation and Checkout
SEII SEII Stands For : Servoactuator Error Indication Interrupt	SELDADS SELDADS Stands For : Environment Laboratory Data Acquisition and Display System
SELSIS SELSIS Stands For : Space Environment Laboratory Solar Imaging System	SEM SEM Stands For : Sample Exchange Mechanism \| Scanning Electron Microscope \| Sellers Engineering Memorandum \| Space Environment Monitoring \| Spacecraft Equipment Module \| System Engineering Management \| Someone Elses Money
SEOS SEOS Stands For : Synchronous Earth Observation Satellite	SEPAC SEPAC Stands For : Space Experiment with Particle Accelerators
SEPAP SEPAP Stands For : Shuttle Electrical Power Analysis Program	SEPAR SEPAR Stands For : Shuttle Electrical Power Analysis Report
SEPS SEPS Stands For : Solar Electric Propulsion System	SERV SERV Stands For : Service \| Single Stage Earth Orbital Reusable Vehicle
SERVICE SERVICE Stands For : Space Entry Recovery Vehicle in Commercial Environments	SERVO SERVO Stands For : Servomechanism
SESA SESA Stands For : Special Equipment Stowage Facility \| State Employment Security Agency	SESAC SESAC Stands For : Space and Earth Sciences Advisory Committee
SESC SESC Stands For : Shuttle Events Sequential Control	SESL SESL Stands For : Space Environmental Simulation Laboratory
SETI SETI Stands For : Search for Extraterrestrial Intelligence \| Search For Extra Terrestial Intelligence	SETS SETS Stands For : Shuttle Electrodynamic Tether System \| Support Enforcement Tracking System
SEUL SEUL Stands For : Support Equipment Utilization List	SEWP SEWP Stands For : Scientific & Engineering Workstation Procurement
SF-SOO SF-SOO Stands For : KSC Safety Operations Office	SFACI SFACI Stands For : Software Flight Article Configuration Inspection
SFCS SFCS Stands For : Survival Flight Control System	SFDS SFDS Stands For : System Functional Design Specification
SFDT SFDT Stands For : Site Format Dump Tape	SFDU SFDU Stands For : Standard Formatted Data Unit
SFEX SFEX Stands For : Solar Flare X-ray Polarimeter	SFME SFME Stands For : Storable Fluid Management Experiment
SFOC SFOC Stands For : Space Flight Operations Contract	SFOM SFOM Stands For : Shuttle Flight Operations Manual
SFOP SFOP Stands For : Safety of Flight Operating Procedure	SFPA SFPA Stands For : Single Failure Point Analysis
SFPPL SFPPL Stands For : Short Form Provisioning Parts List	SFPS SFPS Stands For : Single Failure Point Summary
SFSS SFSS Stands For : Satellite Field Service Station \| SPARTAN Flight Support Structure	SFTA SFTA Stands For : Structural Fatigue Test Article
SFTF SFTF Stands For : Static Firing Test Facility	SFTWR SFTWR Stands For : SoFTWaRe
SFWE(M) SFWE(M) Stands For : Static Feed Water Electrolysis (Module)	SGG SGG Stands For : Superconducting Gravity Gradiometer \| Scholarship Grant Guide
SGGM SGGM Stands For : Superconducting Gravity Gradiometer Mission	SGLS SGLS Stands For : Space Ground Link Station \| Space Ground Link System
SGMT SGMT Stands For : Simulated Greenwich Mean Time	SGOS SGOS Stands For : Shuttle Ground Operations Simulator
SGP SGP Stands For : Single Ground Point \| Small Grants Program	SGSC SGSC Stands For : Strain Gauge Signal Conditioner
SGSS SGSS Stands For : Solar Generator Subsystem	SHAG SHAG Stands For : Simplified High Accuracy Guidance (Honeywell)
SHAP SHAP Stands For : Sample Handling and Analysis Plan	SHARAD SHARAD Stands For : Shallow Subsurface Radar
SHARE SHARE Stands For : Space Station Heat Pipe Advanced Radiation (STS-29) \| Space Station Heat Pipe Advanced Radiation Element	SHARP SHARP Stands For : Safety And Health Achievement Recognition Program \| Summer High School Apprenticeship Research Program \| Safety Health Achievement Recognition Program \| Syria Humanitarian Assistance Response Plan
SHAS SHAS Stands For : Service Module	SHDN SHDN Stands For : Shutdown
SHEAL SHEAL Stands For : Shuttle High Energy Astrophysics Laboratory	SHERB SHERB Stands For : Sandia Human Error Rate Bank
SHLB SHLB Stands For : Simulation Hardware Load Boxes	SHLC SHLC Stands For : Safety
SHLD SHLD Stands For : SHieLD	SHLDR SHLDR Stands For : SHouLDeR
SHOOT SHOOT Stands For : Superfluid Helium On-Orbit Transfer	SHORAN SHORAN Stands For : Short Range Navigation
SHOTGUN SHOTGUN Stands For : Space Hardware Optimization Technology Ground Users Network	SHP SHP Stands For : Shaft HorsePower \| State Highway Patrol
SHR SHR Stands For : Significant Hazard Reduction \| School House Road	SHSS SHSS Stands For : Structure and Harness Subsystem
SHTR SHTR Stands For : Shutter \| Sam Houston Toll Road	SHUTDN SHUTDN Stands For : Shutdown
SIAC SIAC Stands For : Safety Issue Assessment Center \| Special Immigration Appeals commission	SIAP SIAP Stands For : System Integrity Assurance Program \| Standard Instrument Approach Procedure \| Standards Implementation Action Plan \| Statistical Institute for Asia and Pacific
SIDT SIDT Stands For : Spacelab I/O Data Tape	SIE SIE Stands For : Shuttle Interface Equipment
SIEM SIEM Stands For : Systems Integration Effort for MSFC	SIES SIES Stands For : Supervision \| Office of Strategic Industries & Economic Security
SIG CONDR SIG CONDR Stands For : Signal Conditioner	SIG GEN SIG GEN Stands For : Signal Generator
SILTS SILTS Stands For : Shuttle Infrared Leeside Temperature Sensing	SIMAS SIMAS Stands For : Shuttle Information Management Accountability System
SIMCOM SIMCOM Stands For : Simulation Complex	SIMFAC SIMFAC Stands For : Simulation Facility
SIMO SIMO Stands For : Simultaneously	SIMPLEX SIMPLEX Stands For : Shuttle Ionospheric Modification with Pulsed Local Exhaust Experiment
SIMR SIMR Stands For : Systems Integration Management Review	SIMU SIMU Stands For : Simulated Inertial Measurement Unit
SINDA SINDA Stands For : Systems Improve Numerical Differencing Analyzer	SIR-A SIR-A Stands For : Shuttle Imaging Radar-A
SIR-B SIR-B Stands For : Shuttle Imaging Radar B \| Shuttle Imaging Radar-B	SIRTF SIRTF Stands For : Space Infrared Telescope Facility
SISS SISS Stands For : Scientific Instrument Support Structure	SISWG SISWG Stands For : STS Integrated Schedule Working Group
SIV-B SIV-B Stands For : Saturn IV-B Rocket	SIVE SIVE Stands For : Shuttle Interface Verification Equipment
SIW SIW Stands For : Space Internet Workshop \| Socialist International Women	SKIRT SKIRT Stands For : Shuttle Kientic Infrared Test
SL&I SL&I Stands For : System Load and Initialization	SL-D SL-D Stands For : German Spacelab
SL-J SL-J Stands For : Japanese Spacelab	SL-SS SL-SS Stands For : Spacelab Subsystems
SL-SSS SL-SSS Stands For : Spacelab Subsystem(s) Segment	SLAHTS SLAHTS Stands For : Stowage List and Hardware Tracking System
SLAK SLAK Stands For : Spacelab Late Access Kit	SLAW SLAW Stands For : Station Logistics Analysis Worksheet
SLCA SLCA Stands For : ERNO Spacelab Contract Administration	SLCC SLCC Stands For : ERNO Spacelab Configuration Management
SLCL SLCL Stands For : Shop/Lab Configuration Layout	SLEMU SLEMU Stands For : Spacelab Engineering Model Unit
SLIC SLIC Stands For : Super Lightweight Interchangeable Carrier	SLL SLL Stands For : Shelf Life Limit
SLOS SLOS Stands For : Star Line of Sight	SLPB SLPB Stands For : Spacelab Program Board
SLRV SLRV Stands For : Shuttle Launched Research Vehicle	SLSA SLSA Stands For : Shuttle Logistics Support Aircraft
SLSMS SLSMS Stands For : Spacelab Support Module Simulator	SM&S SM&S Stands For : Systems Management and Sequencing
SM/PM SM/PM Stands For : System Management/Performance Monitor	SMAB SMAB Stands For : Solid Motor Assembly Building
SMAG SMAG Stands For : Star Magnitude	SMATV SMATV Stands For : Satellite Master Antenna Television
SMCH SMCH Stands For : Standard Mixed Cargo Harness	SMCU SMCU Stands For : Separation Monitoring Control Unit
SMEAR SMEAR Stands For : Span/Mission Evaluation Action Request	SMES SMES Stands For : Shuttle Mission Engineering Simulator \| Shuttle Mission Evaluation Simulation (Simulator) \| Superconduction Magnetic Energy Storage
SMIA SMIA Stands For : Serial Multiplexer Interface Adapter	SMIDEX SMIDEX Stands For : Spacelab MIDdeck EXperiment
SMIP SMIP Stands For : SOHO Mission Implementation Plan	SMIR SMIR Stands For : Shuttle Multispectral Infrared Radiometer
SMIRD SMIRD Stands For : SOHO Mission Implementation Requirements Document	SML SML Stands For : Structure Mold Line
SMM SMM Stands For : Solar Maximum Mission \| Subsystem Measurement Management \| Surface Mount Module	SMMD SMMD Stands For : Specimen Mass Measurement Device
SMOC SMOC Stands For : Simulation Mission Operation Computer \| SOHO Science and Mission Operations Center \| Student Missions Operation Center	SMOCC SMOCC Stands For : SOHO Mission Operations Control Center
SMPM SMPM Stands For : Structural Materials Property Manual	SMPTRB SMPTRB Stands For : Shuttle Main Propulsion Test Requirement Board
SMRD SMRD Stands For : Spin Motor Rotational Detector \| Spin Motor Run Discrete	SMRM SMRM Stands For : Solar Maximum Repair Mission
SMSCC SMSCC Stands For : Shuttle Mission Simulator Computer Complex System	SMSI SMSI Stands For : Standard Manned Space Flight Initiator (see NSI-I)
SMTAS SMTAS Stands For : Shuttle Model Test and Analysis System	SMTF SMTF Stands For : Shuttle Mission Training Facility
SMVP SMVP Stands For : Shuttle Master Verification Plan	SMVRD SMVRD Stands For : Shuttle Master Verification Requirements Document
SMY SMY Stands For : Solar Maximum Year	SNIS SNIS Stands For : Space Network IP (Internet Protocol) Services \| Sanitation National Information System
SNSO SNSO Stands For : Space Nuclear Systems Office	SNSR SNSR Stands For : Sensor
SO2 SO2 Stands For : Sulphur Dioxide \| Fingerprint Bureau \| Sulfur Dioxide	SOARS SOARS Stands For : Shuttle Operation Automated Reporting System
SOATS SOATS Stands For : Support Operation Automated Training System	SOCAR SOCAR Stands For : Shuttle Operational Capability Assessment Report
SOCH SOCH Stands For : Spacelab Orbiter Common Hardware	SOCRD SOCRD Stands For : Science Operations Center Requirements Document
SODA SODA Stands For : Solar Observational Data For Applications \| Statement Of Demonstrated Ability	SODB SODB Stands For : Shuttle Operational Data Book \| Start of Data Block
SODS SODS Stands For : Shuttle Operational Data System \| Skylab Orbit-Deorbit System	SOFI SOFI Stands For : Spray-on Foam Insulation
SOFIA SOFIA Stands For : Stratospheric Observatory For Infrared Astronomy \| SOuth Florida Information Access	SOGS SOGS Stands For : Science Operations Ground System
SOIS SOIS Stands For : Spacelab/Orbiter Interface Simulator	SOLCON SOLCON Stands For : Solar Constant
SOLN SOLN Stands For : Solution	SOLPAN SOLPAN Stands For : SOLar PANel
SOLSPEC SOLSPEC Stands For : Solar Spectrum	SOMD SOMD Stands For : Space Operations Mission Directorate
SOMF SOMF Stands For : Start of Minor Frame	SOPC SOPC Stands For : Shuttle Operations and Planning Center \| Shuttle Operations Planning Complex
SORPTR SORPTR Stands For : South Repeater	SORTIE SORTIE Stands For : Short Term Mission
SOSM SOSM Stands For : Strap-On Solid Motor	SOTS SOTS Stands For : Suborbital Tank Separation
SOUP SOUP Stands For : Solar Optical Universal Photopolarimeter \| Software Of Uncertain Pedigree	SOWG SOWG Stands For : SOHO Science Operations Working Team
SOX SOX Stands For : Supercritical Oxygen \| Sarbanes-Oxley Act \| Sulfur Oxide \| Sarbanes-Oxley Act	SP&S SP&S Stands For : Special Processes and Sequencing
SP-AF SP-AF Stands For : Air Force STS Liaison Office (KSC Shuttle) \| Air Force Support Office (KSC)	SP-FGS SP-FGS Stands For : Flight and Ground Systems Office (KSC Shuttle)
SP-ILS SP-ILS Stands For : Integrated Logistics Support Office (KSC Shuttle)	SP-LMO SP-LMO Stands For : Logistics Management Office (KSC)
SP-OPI SP-OPI Stands For : Operations Planning and Integration Office (KSC Shuttle)	SP-OSO SP-OSO Stands For : Off-Site Offices (KSC Shuttle)
SP-PAI SP-PAI Stands For : Project Assessment and Integration Staff (KSC)	SP-PCO SP-PCO Stands For : Program Control Office (KSC Shuttle)
SP-PMS SP-PMS Stands For : Performance Management Systems Office (KSC)	SP-SMO SP-SMO Stands For : Site Management Office (KSC Shuttle)
SPACE SPACE Stands For : Spacecraft Prelaunch Automatic Checkout Equipment	SPADS SPADS Stands For : Shuttle Problem Action Data System \| Shuttle Problem Analysis Data System
SPAF SPAF Stands For : Simulation Processor and Formatter	SPAN SPAN Stands For : Space Physics Analysis Network \| Spacecraft Analysis \| Sixthformers Political Awareness Network \| State Planning Assistance Network
SPART SPART Stands For : Space Research and Technology \| Security Planning And Response Team \| South Pole Area Rapid Transit	SPBK SPBK Stands For : Speed Brake
SPCU SPCU Stands For : Simulation Process Control Unit	SPCW SPCW Stands For : Stored Program Command Word
SPDB SPDB Stands For : Subsystem Power Distribution Box	SPDBK SPDBK Stands For : Speed Brake
SPDCI SPDCI Stands For : Standard Payload Display and Control Interface	SPDR SPDR Stands For : Software Preliminary Design Review
SPEARS SPEARS Stands For : Shuttle Processing Electronic Archival & Retrieval System \| Screener Proficiency Evaluation and Report System \| Spill Planning Exercise and Response System	SPECT SPECT Stands For : SPECTrometer
SPEE SPEE Stands For : Special Purpose End Effector	SPFA SPFA Stands For : Single Point Failure Analysis
SPFP SPFP Stands For : Single Point Failure Potential	SPHER SPHER Stands For : Spherical
SPIAP SPIAP Stands For : Shuttle/Payload Integration Activities Plan	SPIDF SPIDF Stands For : Support Planning Identification File
SPIDPO SPIDPO Stands For : Shuttle Payload Integration and Development Program Office (JSC)	SPIF SPIF Stands For : Shuttle Payload Integration Facility \| Shuttle/POCC Interface Facility Function \| Standard Payload Interface Facility \| Safe
SPII SPII Stands For : Shuttle Program Implementation Instruction	SPIMS SPIMS Stands For : Shuttle Program Information Management System
SPIP SPIP Stands For : Solid Propulsion Integrity Program	SPIS SPIS Stands For : Spacecraft Plasma Interaction System \| Scottish Police Information Strategy
SPK SPK Stands For : Spacecraft And Planet Kernel	SPKR SPKR Stands For : Speaker
SPLX SPLX Stands For : Simplex	SPLY SPLY Stands For : Supply
SPMS SPMS Stands For : Special Purpose Manipulator System	SPND SPND Stands For : SusPeND
SPOF SPOF Stands For : Science Planning and Operations Facility	SPOM SPOM Stands For : STS Planning and Operations Management
SPPIL SPPIL Stands For : Shuttle Preferred Pyrotechnic Items List	SPPL SPPL Stands For : Spare Parts Provisioning List
SPPP SPPP Stands For : Spacelab Payloads Processing Project	SPRAG SPRAG Stands For : STS Payloads Requirements and Analysis Group
SPRT SPRT Stands For : Sequential Probability Ratio Test	SPUR SPUR Stands For : Space Power Unit Reactor \| Community Agricultural Research Institute
SPVPF SPVPF Stands For : Shuttle Payload Vertical Processing Facility	sq ft sq ft Stands For : Square Feet
SQPN SQPN Stands For : Staggered Quadrature Pseudo-Noise	SQUID SQUID Stands For : Superconducting QUantum Interference Device
SR&Q SR&Q Stands For : Safety	SR&QA SR&QA Stands For : Safety
SR-CCSD SR-CCSD Stands For : Single Reference-Coupled-Cluster Single Discharge	SRAG SRAG Stands For : Space Radiation Analysis Group
SRBAB SRBAB Stands For : SRB Assembly Building	SRBDF SRBDF Stands For : SRB Disassembly Facility
SRBL SRBL Stands For : Solar Radio Burst Locator	SRBPF SRBPF Stands For : Solid Rocket Booster Processing Facility
SRCB SRCB Stands For : Software Requirements Change Board \| Software Requirements Control Board	SRCBD SRCBD Stands For : Software Requirements Change Board Directive \| Software Requirements Control Board Directive
SRCH SRCH Stands For : Search	SRDH SRDH Stands For : Subsystems Requirement Definition Handbook \| System Requirements Definition Handbook
SRMC SRMC Stands For : Stimulus/Response Measurements Catalog	SRN SRN Stands For : Software Release Notice
SRPA SRPA Stands For : Spherical Retarding Potential Analyzer	SRSF SRSF Stands For : SRB Receiving and Subassembly Facility \| SRB Refurbishment and Subassembly Facility
SRSR SRSR Stands For : Schedule and Resources Status Report	SRSS SRSS Stands For : Shuttle Range Safety System
SRVL SRVL Stands For : Survival	SS&A SS&A Stands For : Space Systems and Applications
SSADM SSADM Stands For : Systems Structure And Development Methodology	SSBC SSBC Stands For : Summary Sheet Bar Chart
SSBD SSBD Stands For : Shaped Sonic Boom Demonstrator	SSBUV SSBUV Stands For : Shuttle Solar Backscatter Ultra-Violet \| Shuttle Solar Backscatter Ultraviolet Instrument
SSCC SSCC Stands For : Space Station Control Center \| Support Services Control Center \| Serial Shipping Container Code	SSCE SSCE Stands For : Solid Surface Combustion Experiment
SSCHS SSCHS Stands For : Space Shuttle Cargo Handling System	SSCL SSCL Stands For : Shuttle System Commonality List
SSCSP SSCSP Stands For : Space Shuttle Crew Safety Panel	SSCWEB SSCWEB Stands For : Satellite Situation Center Web
SSDH SSDH Stands For : Subsystem Data Handbook	SSDW SSDW Stands For : Space Station Design Workshop
SSEOS SSEOS Stands For : Space Shuttle Engineering and Operations Support	SSFA SSFA Stands For : Space Station Furnace Facility
SSFGSS SSFGSS Stands For : Space Shuttle Flight and Ground System Specification	SSFL SSFL Stands For : Santa Susana Field Laboratory
SSFMB SSFMB Stands For : Space Station Freedom Manned Base	SSFP SSFP Stands For : Space Station Freedom Program
SSFS SSFS Stands For : Space Shuttle Functional Simulator	SSHB SSHB Stands For : Station Set Handbook
SSHPF SSHPF Stands For : Space Station Hazardous Processing Facility	SSIBD SSIBD Stands For : Shuttle System Interface Block Diagram
SSID SSID Stands For : Shuttle Stowage Installation Drawing \| Supplemental Security Income Disability	SSIP SSIP Stands For : Systems Software Interface Processing
SSIS SSIS Stands For : Space Station Information System	SSITP SSITP Stands For : Shuttle System Integrated Test Plan
SSM/I SSM/I Stands For : Special Sensor Microwave/ Imager	SSMB SSMB Stands For : Space Shuttle Maintenance Baseline \| Space Station Manned Base
SSME SSME Stands For : Space Shuttle Main Engine	SSMEC SSMEC Stands For : Space Shuttle Main Engine Controller
SSMECA SSMECA Stands For : Space Shuttle Main Engine Controller Assembly	SSPC SSPC Stands For : Spacelab Stored Program Command
SSPDA SSPDA Stands For : Space Shuttle Payload Data Activity	SSPDB SSPDB Stands For : Subsystem Power Distribution Box
SSPDS SSPDS Stands For : Space Shuttle Payload Data Study	SSPF SSPF Stands For : Space Station Processing Facility \| SchutzStaffel und PolizeiFÌ?hrer (SchutzStaffel and Police leader) \| Separate Segregated Political Fund \| State Social Protection Fund
SSPG SSPG Stands For : Sensor Signal Processing Group	SSPGSE SSPGSE Stands For : Space Shuttle Program Ground Support Equipment
SSPPSG SSPPSG Stands For : Space Shuttle Payload Planning Steering Group	SSPRO SSPRO Stands For : Space Shuttle Program Resident Office
SSPS SSPS Stands For : Space Shuttle Program schedule \| Space Solar Power Station \| Social Service Payment System	SSPTF SSPTF Stands For : Santa Susana Propulsion Test Facility (see SSFL)
SSPTS SSPTS Stands For : Station to Shuttle Power Transfer System	SSPW SSPW Stands For : Space Solar Power Workshop
SSRD SSRD Stands For : Station Set Requirements Documents	SSRMS SSRMS Stands For : Space Station Remote Manipulator System
SSRN SSRN Stands For : System Software Reference Number	SSRR SSRR Stands For : Station Set Requirements Review
SSTC SSTC Stands For : Space Shuttle Test Conductor \| State Science and Technology Commission	SSTF SSTF Stands For : Space Station Training Facility
SSTO SSTO Stands For : Single Stage To Orbit	SSTS SSTS Stands For : Space Transportation System Service Module
SSU SSU Stands For : Space Science Update \| Space Station Utilization Office \| Star Sensor Unit \| Scientific Support Unit	SSUS SSUS Stands For : Spinning Solid Upper Stage
SSUS-A SSUS-A Stands For : SSUS for Atlas-Centaur Class Spacecraft	SSUS-D SSUS-D Stands For : SSUS for Delta Class Spacecraft
SSUSP SSUSP Stands For : Spinning Solid Upper Stage Project	SSV SSV Stands For : Space Shuttle Vehicle \| Station Support Vehicle \| Soft Skin Vehicle
SSZ SSZ Stands For : Solar Soyuz Zaibatsu \| Super Sprint Zagato	ST-ECF ST-ECF Stands For : Space Telescope European Coordinating Facility
STAC STAC Stands For : Shuttle Task Activation Contractor \| Standard Traffic Agents Code \| Science and Technology Advisory Council	STADAC STADAC Stands For : Station Data Acquisition and Control
STADAN STADAN Stands For : Satellite Tracking and Data Acquisition Network \| Space Tracking and Data Acquisition Network	STADN STADN Stands For : Space Tracking and Acquisition Network
STADU STADU Stands For : System Termination and Display Unit	STARR STARR Stands For : Schedule
STBD STBD Stands For : Starboard	STBE STBE Stands For : Space Transportation Booster Engine
STCS STCS Stands For : Service Module Thermal Control Subsystem	STDCE STDCE Stands For : Surface Tension Driven Convection Experiment
STDCF STDCF Stands For : Space Telescope Data Capture Facility	STDL STDL Stands For : Standard Distribution List (letter denoting which list follows)
STDY STDY Stands For : Steady	STEREO STEREO Stands For : Solar Terrestrial Relations Observatories
STEX STEX Stands For : Sensor Technology Experiment	STHP STHP Stands For : Space Telescope History Project
STIL STIL Stands For : Software Test and Integration Laboratory	STIRD STIRD Stands For : SAIL Test Implementation Requirements Document
STIS STIS Stands For : Space Telescope Imaging Spectrograph	STL STL Stands For : Space Technology Laboratories \| St Louis \| Lambert - St Louis International Airport
STLOS STLOS Stands For : Star Line of Sight	STME STME Stands For : Space Transportation Main Engine
STOCC STOCC Stands For : Space Telescope Operations Control Center	STOF STOF Stands For : Suprathermal- Time- Of- Flight
STPH STPH Stands For : Static Phase Error	STRAT STRAT Stands For : Special Telemetry Research And Tracking
STRB STRB Stands For : Strobe	STRCH STRCH Stands For : Stretch
STRFLD STRFLD Stands For : Star Field	STRG STRG Stands For : Steering \| String
STRL STRL Stands For : Structural	STRUC STRUC Stands For : Structure
STRUCT STRUCT Stands For : Structure	STSG STSG Stands For : Shuttle Test Group
STSOPO STSOPO Stands For : Shuttle Transportation Systems Operations Program Office (JSC)	STSP STSP Stands For : Solar Terrestrial Science Programme
STSR STSR Stands For : System Test Summary Report	STV STV Stands For : Space Transfer Vehicle \| Single Transferable Vote \| Single Transferable Vote \| Single Transferable Voting
SUMC SUMC Stands For : Space Ultrareliable Modular Computer \| Strengthening Urban Management Capacity	SUMER SUMER Stands For : Solar Ultraviolet Measurements of Emitted Radiation
SUMM SUMM Stands For : Summary	SUP SUP Stands For : Supply \| Support \| Special Use Permit \| Sailors Union of the Pacific \| Super
SUPARCO SUPARCO Stands For : Space and Upper Atmosphere Research Commission (Pakistan)	SUPCRIT S SUPCRIT S Stands For : upercritical
SUPPR SUPPR Stands For : Suppression	SUPSALV SUPSALV Stands For : Supervisor of Salvage (US Navy)
SUPT SUPT Stands For : Support \| Superintendent	SURF SURF Stands For : Surface \| Summer Undergraduate Research Fellowship
SURS SURS Stands For : Standard Umbilical Retraction System	SUSIM SUSIM Stands For : Solar Ultraviolet Spectral Irradiance Monitor
SUTAGS SUTAGS Stands For : Shuttle Uplink Text and Graphics Scanner	SVA&C SVA&C Stands For : Shuttle Vehicle Assembly and Checkout
SVAB SVAB Stands For : Shuttle Vehicle Assembly Building	SVAC SVAC Stands For : Shuttle Vehicle Assembly and Checkout (Facility)
SVAFB SVAFB Stands For : South Vandenberg Air Force Base	SVB SVB Stands For : Shuttle Vehicle Booster \| Space Vehicle Booster \| Skull Valley Band of Goshute Indians
SVDS SVDS Stands For : Space Vehicle Dynamic Simulator	SVL SVL Stands For : Snout To Vent Length
SVRR SVRR Stands For : Software Verification Readiness Review	SVZ SVZ Stands For : Sky View Zone
SW/PM SW/PM Stands For : System Management/Performance Monitor	SWAA SWAA Stands For : Spacelab Window Adapter Assembly
SWAD SWAD Stands For : Subdivision of Work Authorization Document	SWAS SWAS Stands For : Submillimeter Wave Astronomy Satellite \| Social Work Admissions System
SWEET SWEET Stands For : Speaking With Expression Enthusiasm And Thought	SWICS SWICS Stands For : Solar-Wind Ion-Composition Spectrometer
SWN SWN Stands For : Space Weather Now	SWOB SWOB Stands For : Salaries
SWOF SWOF Stands For : Space Walk Of Fame	SWT SWT Stands For : Science Working Team \| Supersonic Wind Tunnel
SXA SXA Stands For : Single-energy X-ray Analysis	SXP SXP Stands For : Solar X-ray Photometer
SXS SXS Stands For : Soft X-Ray Spectrometer	SXT SXT Stands For : Sextant \| Soft X-ray Telescope
SY SY Stands For : Shoulder Yaw \| System \| Security Yard \| Sylvania East \| Sylvania West \| Solicitation Year	SYM SYM Stands For : Symbol
SYMM SYMM Stands For : Symmetrical \| South Yorkshire Mass Murderer	SYN SYN Stands For : SYNchronous \| SYNthetic
SYNCOM SYNCOM Stands For : Hughes Spin Stabilized Spacecraft \| Synchronous Communication Satellite (Hughes)	SYSTRAN SYSTRAN Stands For : Systems Analysis Translator
SZA SZA Stands For : Solar Zenith Angle \| SarZanA	T&C T&C Stands For : Telemetry and Command
T&CD T&CD Stands For : Timing And CountDown	T&CP T&CP Stands For : Test and Checkout Procedure
T&D T&D Stands For : Transportation and Docking	T&DA T&DA Stands For : Telemetry and Data Acquisition
T&DS T&DS Stands For : Tracking and Data Systems/JPL	T&M T&M Stands For : Time and Materials
T&O T&O Stands For : Test and Operations	T&V T&V Stands For : Test and Verification
T+ T+ Stands For : Time Postintegration	T- T- Stands For : Time Prior to Launch
T-0 T-0 Stands For : Takeoff \| Time Zero	T/A T/A Stands For : Turnaround
T/C T/C Stands For : Telecommunications \| Temperature Compensating \| Termination Check \| Thrust Chamber	T/CAP T/CAP Stands For : Thermal Capacitor
T/D T/D Stands For : Time Delay \| Touchdown	T/E T/E Stands For : Transporter/Erector
T/L T/L Stands For : Talk and Listen \| Timeline \| Transformer Load	T/T T/T Stands For : Terminal Timing \| Timing/Telemetry
T/TCA T/TCA Stands For : Thrust/Translation Control Assembly	T/V T/V Stands For : Thermal Vacuum
T/W T/W Stands For : Thrust Weight \| Thrust-to-Weight	T= T= Stands For : Time Equivalent (used for duration of event)
TAC/RA TAC/RA Stands For : TACAN Radar Altimeter	TACA TACA Stands For : Trans-Atlantic Conference Agreement
TACH TACH Stands For : Tachometer	TAEM TAEM Stands For : Terminal Area Energy Management
TAIR TAIR Stands For : Test Assembly Inspection Record	TALAR TALAR Stands For : Tactical Approach and Landing Radar
TAN TAN Stands For : Tananarive \| Tax Anticipation Note	TARC TARC Stands For : Through Axis Rotational Control
TASA TASA Stands For : Tracking Assistance Sensor Array \| Telecommunication Access System Act	TASPR TASPR Stands For : Technical and Schedule Performance Report \| Total Air Temperature \| Turnaround Time
TATI TATI Stands For : Total Air Temperature Indicator	TBDA TBDA Stands For : Time Between Data Arrival
TBDL TBDL Stands For : To Be Determined Later	TBF TBF Stands For : Test de Bon Fonctionnement (Spacelab)
TCAB TCAB Stands For : Temperature of Cabin	TCDT TCDT Stands For : Terminal Countdown Demonstration Test
TCI TCI Stands For : Technical Critical Item \| Transistor Controlled Ignition	TCID TCID Stands For : Test Configuration Identifier Document \| Test Control Identifier \| Town Center Improvement District \| Truckee Carson Irrigation District
TCOP TCOP Stands For : Test Checkout Plan(s)	TCOPS TCOPS Stands For : Trajectory Computation and Orbit Products System
TCRSD TCRSD Stands For : Test and Checkout Requirements Spec Documentation	TCSSS TCSSS Stands For : Thermal Control SubSystem Segment
TCTI TCTI Stands For : Time Compliance Technical Instruction	TCV TCV Stands For : Temperature Control Voltage \| Thrust Chamber Valve \| Treasury Commercial Vehicles Program
TCXO TCXO Stands For : Temperature Controlled Crystal Oscillator	TD&SA TD&SA Stands For : Telephone
TDRR TDRR Stands For : Test Data Recording and Retrieval	TDRS TDRS Stands For : Telemetry Downlist Receiving Site \| Tracking And Data Relay Satellite
TDRSS TDRSS Stands For : Tracking and Data Relay Satellite System	TDSM TDSM Stands For : Tracking and Data Systems Manager
TDV TDV Stands For : Test Data Van	TEG TEG Stands For : Thermal Electric Generator
TELCOM TELCOM Stands For : Telecommunications	TEOS TEOS Stands For : Tetraethyl Orthosilicate \| Traffic Engineering and Operations Section
TERL TERL Stands For : Test Engineer Readiness List \| Test Equipment Readiness List	TESH TESH Stands For : Technical Shop
TFI TFI Stands For : Time From Ignition	TFOV TFOV Stands For : Total Field of View
TGOWG TGOWG Stands For : Teleoperator Ground Operations Working Group	TGSE TGSE Stands For : Telemetry Ground Support Equipment
THDS THDS Stands For : Time Homogeneous Data Set	THEMIS THEMIS Stands For : Time History of Events and Macroscale Interactions During Substorms
THEO THEO Stands For : Theoretical	THERM THERM Stands For : Thermal
THOLD THOLD Stands For : Threshold	THOUS THOUS Stands For : Thousand
THP THP Stands For : Thrust HorsePower \| Tennessee Highway Patrol \| Timber Harvest Plan \| Timber Harvesting Plan	THROT THROT Stands For : Throttle
TICM TICM Stands For : Test Interface and Control Module	TIFS TIFS Stands For : Total In-Flight Simulator
TIG TIG Stands For : Thermal Ignition Guide \| Time of Ignition \| Trials Issues Group	TIRIO TIRIO Stands For : Table of Incompatibilities and Requirements for the Instruments Operation
TISP TISP Stands For : Teacher In Space Project	TISRS TISRS Stands For : Tether Initiated Space Recovery System
TJF TJF Stands For : Test Jack Field	TKSC TKSC Stands For : Tsukuba Space Center
TKU TKU Stands For : The Known Universe	TLAN TLAN Stands For : TPOCC Local Area Network
TLCE TLCE Stands For : Transmission Line Conditioning Equipment	TLSA TLSA Stands For : Torso Limb Suit Assembly
TLSCP TLSCP Stands For : Telescope	TMAC TMAC Stands For : Trailer Mounted Air Conditioner
TMBU TMBU Stands For : Table Maintenance Block Update	TMECO TMECO Stands For : Time of Main Engine Cutoff
TMPRY TMPRY Stands For : Temporary	TMPV TMPV Stands For : Torquemotor Pilot Valve
TMV TMV Stands For : Thermal Margin Verification \| Transportation Motor Vehicle	TOG TOG Stands For : Toggle \| Tip Over Guard
TOGA TOGA Stands For : Tropical Ocean Global Atmosphere \| Take Off/Go Around	TOPEX TOPEX Stands For : Topographical Explorer
TOTS TOTS Stands For : Transport Off The Satellite	TP&C TP&C Stands For : Thermal Protection and Control
TPAD TPAD Stands For : Trunnion Pin Attachment Device	TPE TPE Stands For : Test Project Engineer \| Twin Professional Engine \| Total Power Exchange
TPM1 TPM1 Stands For : Terminal Phase Midcourse #1	TPM2 TPM2 Stands For : Terminal Phase Midcourse #2
TPOCC TPOCC Stands For : Transportable POCC	TPSE TPSE Stands For : Thermal Protection Subsystem Experiments
TPUN TPUN Stands For : Test Procedure Update Notice	TPY TPY Stands For : Three- Phase Filter
TQA TQA Stands For : Total Quality Awareness	TQB TQB Stands For : Total Quality Board \| Textile Quota Board
TQS TQS Stands For : Thermal Qualification System	TR/SBS TR/SBS Stands For : Teleoperator Retrieval/Skylab Boost System
TR1 TR1 Stands For : Payload Furnished Mars Tape Recorder (1 of 2)	TR2 TR2 Stands For : Payload Furnished Mars Tape Recorder (2 of 2)
TRACS TRACS Stands For : Tool-Record Accountability System \| Transportation Routing And Control System	TRAJ TRAJ Stands For : Trajectory
TRANSL TRANSL Stands For : Translation	TRBL TRBL Stands For : Troubleshooting
TRCP TRCP Stands For : Tape Recorder Control Panel (LIO)	TReK TReK Stands For : Telescience Resource Kit
TRKR TRKR Stands For : Tracker	TRPSA TRPSA Stands For : Transponder Assembly
TRQ TRQ Stands For : Torque \| Tariff Rate Quota	TRRB TRRB Stands For : Test Readiness Review Board
TRSD TRSD Stands For : Test Requirements Specification Document	TRUN ANG TRUN ANG Stands For : Trunnion Angle
TSAC TSAC Stands For : Tracking System Analytical Calibration	TSCION TSCION Stands For : TSC 1/0 Number
TSGP TSGP Stands For : Test Sequence Generator Program (ESTEC)	TSLC TSLC Stands For : Taiyuan Satellite Launch Center
TSLD TSLD Stands For : Troubleshooting Logic Diagram	TSRA TSRA Stands For : Total System Requirements Analysis
TSSU TSSU Stands For : Test Signal Switching Unit	TSTOL TSTOL Stands For : TPOCC System Test and Operations Language
TSU TSU Stands For : Time Standard Unit \| Technical Support Unit \| Tulsa-Sapulpa Union Railway Company	TTCA TTCA Stands For : Thrust Translation Controller Assembly
TTCV TTCV Stands For : Tracking Telemetry	TTE TTE Stands For : Time To Event
TTEL TTEL Stands For : Tool and Test Equipment List	TTLM TTLM Stands For : Through-the-Lens Light Metering
TTSS TTSS Stands For : Technical Training Scheduling System - (USA) \| Training Tracking Scheduling System - (PGOC)	TUL TUL Stands For : Time Under Load \| Tula Peak \| Time Under Load \| Tulsa International Airport
TURB TURB Stands For : Turbine	TVAR TVAR Stands For : Test VARiance
TVCA TVCA Stands For : Thrust Vector Control Actuator	TVCD TVCD Stands For : Thrust Vector Control Driver
TVCF TVCF Stands For : Transportable Vehicle Checkout Facility	TVCS TVCS Stands For : Thrust Vector Control System
TVEXPIS TVEXPIS Stands For : TeleVision EXPeriment Interconnecting Station	TVN TVN Stands For : Test Verification Network
TVP TVP Stands For : Test Verification Program \| Thames Valley Police \| Technology Visits Program	TVSA TVSA Stands For : Thrust Vector Control Servoamplifier
TVSSIS TVSSIS Stands For : TeleVision Sub-System Interconnecting Station	TVT TVT Stands For : Thermal Vacuum Test \| Traffic Volume Trends
TVTA TVTA Stands For : Thermal Vacuum Test Article	TVV TVV Stands For : Test
TWSTFT TWSTFT Stands For : Two-Way Satellite Time and Frequency Transfer	TWTA TWTA Stands For : Traveling Wave Tube Amplifier
TWU TWU Stands For : Transport Workers Union \| Transport Workers Union	TX/RX TX/RX Stands For : Transmitter/Receiver
TY TY Stands For : Translation Hand Controller Y-Axis Direction \| Taiyo Yuden \| Target Year \| Then Year	TYP TYP Stands For : Typical \| Ten Year Plan \| Type
TZO TZO Stands For : Thorne-Zytkow Object	U-SB U-SB Stands For : Unified S-Band
U/D U/D Stands For : Update	U/L U/L Stands For : Uplink \| Uplink (UPLK preferred)
U/M U/M Stands For : Unit of Measure \| Unmanned \| Unscheduled Maintenance	U/O U/O Stands For : Used on
U/S U/S Stands For : Upper Stage \| Upstream	U/V U/V Stands For : Under Voltage
U/W U/W Stands For : Used with	UAB UAB Stands For : University of Alabama in Birmingham
UBE UBE Stands For : Universal Bus Exerciser \| Unsolicited Bulk E-mail	UBIC UBIC Stands For : Universal Bus Interface Controller
UCD UCD Stands For : Urine Collection Device \| Under Construction Daily	UCN UCN Stands For : Uniform Control Number
UCPU UCPU Stands For : Urine Collection and Pretreatment Unit	UCTA UCTA Stands For : Urine Collection Transfer Assembly
UDB UDB Stands For : Update Buffer	UDMH UDMH Stands For : Unsymmetrical Dimethylhydrazine
UDMH/H UDMH/H Stands For : Unsymmetrical Dimethylhydrazine Hydrazine Blend	UDOP UDOP Stands For : Ultrahigh Doppler
UER UER Stands For : Unique Equipment Register \| User Experience Research	UFG UFG Stands For : Unidentified Falling Groups
UHT UHT Stands For : Ultra Heat Treated \| Ultra Hot Temperature	UII UII Stands For : Umbriel ( Uranus satellite number 2)
UIII UIII Stands For : Titania ( Uranus satellite number 3)	UIO UIO Stands For : User Integration Office
UIT UIT Stands For : Ultraviolet Imaging Telescope	UIV UIV Stands For : Oberon ( Uranus satellite number 4) \| United Indians of Virginia \| Untaxed Income Verification
UKIRT UKIRT Stands For : United Kingdom Infrared Telescope	ULE ULE Stands For : UltraLow Expansion \| Ultra Low Emission
ULEP ULEP Stands For : Useful Life Extension Program	ULL ULL Stands For : ULLage
ULO ULO Stands For : Ultra Low Oxygen \| Unmanned Launch Operations	ULVIM ULVIM Stands For : ULtra-Violet Limb IMaging
ULX ULX Stands For : Ultra- Luminous X-ray source	UMB UMB Stands For : Umbilical \| Upper Mink Brook
UMBC UMBC Stands For : Umbilical Cord Cable	UMI UMI Stands For : Urine Monitoring Investigation
UMVF UMVF Stands For : Unmanned Vertical Flight	UNBAL UNBAL Stands For : Unbalance
UNDK UNDK Stands For : Undock	UNDV UNDV Stands For : Undervoltage
UNISAT UNISAT Stands For : United Satellite LTD	UNIV UNIV Stands For : Universal
UNLCH UNLCH Stands For : Unlatch	UNLK UNLK Stands For : Unlock
UOT UOT Stands For : Universal Oxidation Test	UP UP Stands For : Unsolicited Proposal \| Upper \| United Party \| Upper Peninsula \| Union-Pearson (express train from Torontos Union Station to Lester Pearson International Airport) \| Unlimited Power
UPLK UPLK Stands For : Uplink	UPN UPN Stands For : Unique Project Number \| Used Parts Network \| Unique Property Number
UPP UPP Stands For : User Parameter Processing	UPTLM UPTLM Stands For : Uplink Telemetry
URAP URAP Stands For : UARS Reference Atmosphere Project \| Utah Recovery Assistance Program	URN URN Stands For : Urine \| Unplanned Random Night \| Uniform Resource Name
URSA URSA Stands For : Universal Radiation Spectrum Analyzer	USBE USBE Stands For : Unified S-Band Equipment
USBI USBI Stands For : United Space Boosters	USBS USBS Stands For : Unified S-Band System (Subsystem)
USET USET Stands For : Upper Stage Engine Technology \| United South and Eastern Tribes	USICU USICU Stands For : United States ISPR Checkout Unit
USML-1 USML-1 Stands For : United States Microgravity Laboratory-1	USML-2 USML-2 Stands For : United States Microgravity Laboratory-2
USMP-1 USMP-1 Stands For : United States Micro-gravity Payload-1	USMP-2 USMP-2 Stands For : United States Micro-gravity Payload-2
USMP-3 USMP-3 Stands For : United States Micro-gravity Payload-3	USMP-4 USMP-4 Stands For : United States Micro-gravity Payload-4
USOC USOC Stands For : User Support and Operations Center	USRF USRF Stands For : Undergraduate Summer Research Fellowship \| Undergraduate Summer Research Fellowship
USRP USRP Stands For : Undergraduate Space Research Participation \| Undergraduate Student Research Program \| Undergraduate Summer Research Program \| Urban Streams Restoration Program	UST UST Stands For : United States Testing Company \| Universal Servicing Tool
USTDC USTDC Stands For : University-affiliated Spaceport Technology Development Contract	UT&GS UT&GS Stands For : Uplink Text and Graphics System
UTIL UTIL Stands For : UTILity	UTLM UTLM Stands For : Up TeLeMetry
UTRC UTRC Stands For : United Technology Research Center	UTS UTS Stands For : Ultimate Tensile Strength \| Urine Transfer System \| Unable To Stop
UUPIC UUPIC Stands For : Universal Uniform Personal Identification Code	UVCS UVCS Stands For : UltraViolet Coronagraph Spectrometer
UVE UVE Stands For : Ultraviolet Experiment \| Used Vehicle Exchange	UVI UVI Stands For : Ultra- Violet Imaging \| Under Vehicle Inspection system \| UltraViolet Index
UVM UVM Stands For : Ultrasonic Velocity Meter	UVR UVR Stands For : Ultra Violet Radiation
UVSP UVSP Stands For : Ultra-Violet Spectrometer and Polarimeter	UVT UVT Stands For : Ultra-Violet Transmitting
UVX UVX Stands For : Ultra-Violet Cosmic Background eXperiment \| Ultra-Violet Explorer \| Universal Value eXchange	UXV UXV Stands For : Puck (Uranus satellite 15)
UXVI UXVI Stands For : Caliban (Uranus satellite 16)	UXVII UXVII Stands For : Sycorax (Uranus satellite 17)
UXVIII UXVIII Stands For : Prospero (Uranus satellite 18)	UXX UXX Stands For : Stephano (Uranus satellite 20)
V P-P V P-P Stands For : Voltage Peak-to-Peak	V&DA V&DA Stands For : Video and Data Assembly \| Video and Data Acquisition
V-A V-A Stands For : Vibro-Acoustic \| Volt-Ampere	V-BAR V-BAR Stands For : Average Velocity
V-CITE V-CITE Stands For : Vertical-Cargo Integration Test Equipment	V-RTIF V-RTIF Stands For : Vandenberg Real Time InterFace
V/A V/A Stands For : Video/Analog	V/C V/C Stands For : Vector Control \| Velocity Counter
V/H V/H Stands For : Velocity-to-Height	V/M V/M Stands For : Velocity Meter
V0 V0 Stands For : Initial Velocity	VA/T/VTA VA/T/VTA Stands For : Vibro-Acoustic/Thermal/Vacuum Test Article
VAFB VAFB Stands For : Vandenberg Air Force Base	VALID VALID Stands For : VALIDation
VAR VAR Stands For : VARiable \| Verification Analysis \| Volt-Ampere Reactive	VARM VARM Stands For : Vehicle Accident Report Meeting
VAST VAST Stands For : Versatile Avionics System Tester	VAT VAT Stands For : Vibro-Acoustic Test \| Value Added Tax \| Value Added Tax \| Value Added Tax
VATA VATA Stands For : Vibro-Acoustic Test Article	VATF VATF Stands For : Vibration and Acoustic Test Facility
VBSP VBSP Stands For : Video Baseband Signal Processor	VCAP VCAP Stands For : Vehicle Charging And Potential experiment
VCDS VCDS Stands For : Vapor Compression Distillation System	VCE VCE Stands For : VehiClE
VCGS VCGS Stands For : Vapor Crystal Growth System	VCI VCI Stands For : Velocity Change Indicator \| Volatile Corrosion Inhibitor
VCID VCID Stands For : Virtual Channel Identification	VCL VCL Stands For : Vegetation Canopy Lidar
VCLM VCLM Stands For : Vegetation Canopy Lidar Mission	VCM VCM Stands For : Volatile Condensable Material \| Variable Cylinder Management
VCN VCN Stands For : Verification Completion Notice	VCRS VCRS Stands For : Video Compression and Reconstruction System
VCT VCT Stands For : Voltage Control Transfer \| Vibration Control Technology	VCTR VCTR Stands For : VeCToR
VCU VCU Stands For : Video Control Unit \| Vermonters for Civil Unions	VDA VDA Stands For : Valve Driver Assembly \| Vapor Diffusion Apparatus \| Variable Data Area
VECIB VECIB Stands For : Vehicle Engineering Change Implementation Board	VECO VECO Stands For : Vernier Engine Cutoff
VEDS VEDS Stands For : Vehicle Emergency Detection System	VEEGA VEEGA Stands For : Venus-Earth-Earth Gravity Assist
VEEI VEEI Stands For : Vehicle Electrical Engine Interface	VEFCO VEFCO Stands For : VErtical Functional Check-Out
VEH ID VEH ID Stands For : VEHicle IDentification	VEI VEI Stands For : Vehicle End Item
VERIF VERIF Stands For : VERIFication	VERLORT VERLORT Stands For : VERy LOng Range Tracking radar
VERN VERN Stands For : VERNnier	VES VES Stands For : Vacuum Exhaust System \| Variable Exhaust System
VEV VEV Stands For : Vacuum Expectation Value	VFI VFI Stands For : Verification Flight Instrumentation \| Vehicle Finance Information \| Venturi Fuel Injection \| Voices For Independence
VGIMU VGIMU Stands For : Velocity to be Gained as related to Inertial Measurement Unit orientation	VGOR VGOR Stands For : VAFB (Vandenberg Air Force Base) Ground Operations Requirement
VGOS VGOS Stands For : VLBI2010 (Very Long Baseline Interferometry 2010) Global Observing System	VGVT VGVT Stands For : Vertical Ground Vibration Test
VGX VGX Stands For : Velocity to be Gained (Body X-Axis) \| Velocity to be Gained (Body X-Axis)	VGY VGY Stands For : Velocity to be Gained (Body Y-Axis) \| Velocity to be Gained (Body Y-Axis)
VGZ VGZ Stands For : Velocity to be Gained (Body Z-Axis) \| Velocity to be Gained (Body Z-Axis)	VHAA VHAA Stands For : Very High Altitude Abort
VHEU VHEU Stands For : Very High Energy Universe	VHF/AM VHF/AM Stands For : Very-High Frequency Amplitude Modulation
VHF/DF VHF/DF Stands For : Very High Frequency Direction Finder	VHM VHM Stands For : Vector Helium Magnetometer
VIDD VIDD Stands For : Vertical Interval Data Detector	VIFI VIFI Stands For : Voyager Information Flow Instructions
VIIRS VIIRS Stands For : Visible Infrared Imaging Radiometer Suite (Suomi NPP satellite)	VIRD VIRD Stands For : Verification Implementation Requirements Document
VIRGO VIRGO Stands For : Variability of solar IRradiance and Gravity Oscillations	VIS/UV VIS/UV Stands For : VISual/UltraViolet
VISC VISC Stands For : VISCosity	VISION VISION Stands For : Virtual Information Space Intelligence And Operations Network \| Volunteers In Service In Our Nation
ViTS ViTS Stands For : Video Teleconferencing System	VITT VITT Stands For : Vehicle Integration Test Team
VJ VJ Stands For : Vacuum Jacketed	VLBI VLBI Stands For : Very Long Baseline Interferometer
VLM VLM Stands For : Vertical Lift Module	VLPS VLPS Stands For : Vandenberg Launch Processing System
VLV VLV Stands For : VaLVe	VMRR VMRR Stands For : Vendor Material Review Report
VOIR VOIR Stands For : Venus Orbiter Imaging Radar	VOLT VOLT Stands For : Voltage Operating Limit Test \| Virginia Outdoor Lighting Taskforce
VOM VOM Stands For : Volt-Ohm-Meter	VOMD VOMD Stands For : VAFB (Vandenberg Air Force Base) Operations and Maintenance Documentation
VOR-DME VOR-DME Stands For : VHF Omni Range-UHF Distance Measuring Equipment	VORT VORT Stands For : VHF (Very-High Frequency) Omni-directional Ranging Test
VPC VPC Stands For : Vapor Phase Compression \| Vaiphei Peoples Council \| Vehicle Preparation Center \| Virtual Pilot Center \| Vice Presidential Committee	VPHD VPHD Stands For : Vertical Payload Handling Device
VPI VPI Stands For : Valve Position Indicator \| Vibration Pattern Imager	VPK VPK Stands For : Volts PeaK \| Vice President of Kenya \| Vehicles Per Kilometer
VPM VPM Stands For : Vehicle Project Manager	VPPA VPPA Stands For : Variable Polarity Plasma Arc
VRB VRB Stands For : VHF (Very High Frequency) Recovery Beacon	VRCS VRCS Stands For : Vernier Reaction Control System
VREL VREL Stands For : RELative Velocity	VRMS VRMS Stands For : Root-Mean-Square Voltage
VRN VRN Stands For : Variable Rate Nitrogen	VRNR VRNR Stands For : VerRNeR
VRSD VRSD Stands For : Verification Requirements and Specification Document \| Ventura Regional Sanitation District	VSA VSA Stands For : Variable Stability Aircraft \| Verification Site Approval \| Vehicle Stability Assist \| Vietnam Seaports Association
VSOP VSOP Stands For : Vlbi Space Observatory Program	VSRM VSRM Stands For : Voltage-Sensitive Release Mechanism
VSSC VSSC Stands For : Vikram Sarabhai Space Centre (India)	VSTAG VSTAG Stands For : Vandenberg Shuttle Turnaround Analysis Group
VSWS VSWS Stands For : Very Small Water System	VT/FT VT/FT Stands For : Verification Test/Flight Test
VTE VTE Stands For : Variable Thrust Engine	VTF VTF Stands For : Vertical Test Flight
VTM VTM Stands For : Vibration Test Module \| Virtual Team Meeting \| Valve Test Manifold \| Variable Torque Management \| Virtual Transportation Management \| Votes This Meeting	VTVM VTVM Stands For : Vacuum Tube VoltMeter
VTX VTX Stands For : VerTeX	VUT VUT Stands For : Vacuum Ultra- Violet \| Vehicle Use Tax
VUV VUV Stands For : Vacuum Ultra-Violet \| Vacuum UltraViolet	VUVS VUVS Stands For : Vacuum Ultra-Violet Spectroscopy
VV&T VV&T Stands For : Verification	VVT VVT Stands For : Verification \| Visable Video Telescope \| Valley View Texas \| Variable Valve Timing
VWFC VWFC Stands For : Very Wide Field Camera	VY VY Stands For : Velocity along the Y-axis (vertical) \| Vishay
W&B W&B Stands For : Weight and Balance	W&C W&C Stands For : Wire and Cable
W-G W-G Stands For : Water-Glycol	W/ W/ Stands For : With
W/B W/B Stands For : WideBand	W/E W/E Stands For : Wing Elevon
W/G W/G Stands For : Water/Glycol	W/h W/h Stands For : Watt-Hour
W/S W/S Stands For : Work Station	W/W W/W Stands For : Weather \| Wheel Well \| With Warning
W/WMS W/WMS Stands For : Water/Waste Management System	WAATS WAATS Stands For : Weights and Analysis for Advanced Transportation Systems
WAD/SO WAD/SO Stands For : Work Authorization Document/Shop Order	WAIS WAIS Stands For : Wide Area Information Server
WAMDII WAMDII Stands For : Wide Angle Michelson Doppler Imaging Inferometer	WAN/ISP WAN/ISP Stands For : Wide Area Network/Internet Service Provider
WAOA WAOA Stands For : Whole- Arm Obstacle Avoidance	WAOSS WAOSS Stands For : Wide-Angle Opto-electronic Stereo Scanner
WARN WARN Stands For : WARNing	WAT WAT Stands For : Web Action Time \| Without A Trace \| War Against Terrorism
WBDI WBDI Stands For : WideBand Data Interleaver	WBDS WBDS Stands For : WideBand Data Separator
WBOSS WBOSS Stands For : Wide- Band Oxygen Sensor System	WBR WBR Stands For : Work Bench Rack
WBSC WBSC Stands For : Wide-Band Signal Conditioner \| Wing Bridge Shipping Company	WBTS WBTS Stands For : Wide-Band Transmission System \| Web Based Training System
WBV WBV Stands For : Whole Body Vibration \| Wailea Beach Villas \| Whole Body Vibration	WCCU WCCU Stands For : Wireless Communications Control Unit
WCDB WCDB Stands For : Work Control DataBase	WCDDT WCDDT Stands For : Wet CountDown Demonstration Test

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