Second Level Support Tools

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Acronyms & Abbreviations

Updated on:3/6/2009 9:15:54 AM

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733 items for this letter.

This… Stands for… Origin
F   Cleared to fix  
F   Fahrenheit  
F   File  
F   Fixed (ICAO)  
F   Flight inspection  
F   Flight status (IFR or VFR) (FDE tower data)  
F   Fog (weather reports only)  
F   Function  
F&E   Facilities and Engineering  
F&E   Facilities and Equipment  
F&E   Facility and Equipment  
F&SC   Facility and Simulation Control  
F/O   Fiber Optic  
F/R   Flow Restriction  
FA   Area Forecast  
FA   Factory  
FA   Fahrenheit  
FA   Final Approach  
FA   Fuel Advisory Departure Flow (message ID)  
FA Center   Aviation Area Forecast Center  
FAA   Federal Aviation Administration  
FAA   For an Approach to  
FAA AFIO   FAA Authorization for Interceptor Operations  
FAAA   FAA Aeronautical Center (Academy, Oklahoma City)  
FAAAC   FAA Aeronautical Center (Academy, Oklahoma City)  
FAACCS   FAA Comment Collection System  
FAACIS   FAA Communications Information System  
FAACO   FAA Control Office  
FAAHQ   FAA Headquarters  
FAALC   FAA Logistics Center  
FAAP   Federal Aid Airport Program  
FAAR   FAA Requirements  
FAAR   Flight Plan Route Usage Analysis Report  
FAASTD   FAA Standard  
FAATC   FAA Technical Center (Atlantic City)  
FAATC   Federal Aviation Administration Technical Center  
FAATSAT   Federal Aviation Administration Telecommunications Satellite  
FAC   Facility  
FAC   Final Approach Course  
FACC   FAA Academy Computer Complex  
FACF   Facility Chief  
FACI   First Article Configuration Inspection  
FACID   Facility Identifier  
FACO   Facility Control Office  
FACODE   Facility Code  
FACSFAC   Fleet Area Control and Surveillance Facility  
FACT   Facilities Coordination Team  
FACT   Factory Acceptance Test  
FAD   Fuel Advisory Departure (replaced by EQF)  
FADE   FAA/Airline Data Exchange  
FADEC   Full Authority Digital Electronic Control  
FADP   Fuel Advisory Departure, Permanent  
FADT   Fuel Advisory Departure, Trial  
FADU   File Access Data Unit  
FAE   FAA Acquisition Executive  
FAF   Final Approach Fix  
FAFAT   First Article Factory Acceptance Test  
FAH   Altitude Filter High  
FAH   Fahrenheit  
FAI   Fairbanks, AK (airport designator)  
FAIL   Mode C Altitude Failure Time (parameter)  
FAIL   TI message or TA message rejected (shown in FDB)  
FAITH   Functional Analysis Initial Hands on  
FAL   Altitude Filter Low  
FAL   Facility Alert List (view)  
FAM   Familiar  
FAM   Familiarization  
FAMAE   Following Amendment Authorized Effective ...  
FANG   FMS ATC Integration Next Generation  
FANS   Future Air Navigation System  
FAP   Final Approach  
FAP   Final Approach Point  
FAP   Final Approach Point (ICAO)  
FAPM   FTS2000 Associate Program Manager  
FAR   Fargo, ND (airport designator)  
FAR   Federal Acquisition Regulations  
FAR   Federal Aiviation Regulation  
FAR   Field Action Report  
FARE   Foreign Assignment Resource Employee  
FARM   Field Automation Requirements Team  
FARM   Fielded Automation Requirements Management  
FARR   FAA/Air Force Radar Replacement (3 D)  
FAS   Full AERA Services  
FASA   Final Approach Spacing Aid  
FASA   Final Approach Spacing for ARTS  
FASST   Fly Around Saturated Sectors and Terminals  
FAST   FAA Acquisition System Toolset  
FAST   Fast Lateral Divergence Threshold (parameter)  
FAST   Federal Automated System for Towers  
FAST   Field Automation Support Team  
FAST   Final Approach Spacing Tool  
FAST   Functional At-Speed Tester  
FAST   Final Approach Spacing Tool  
FAT   FAATC Acceptance Test  
FAT   Factory Acceptance Test  
FAT   First Article Test  
FAT   Fresno, CA (airport designator)  
FATFL   FSS Assumes control of Tower Frequencies and Lights  
FATTAC   Facility Air Traffic Technical Advisory Committee  
FAWP   Final Approach Waypoint  
FAWS   Flight Advisory Weather Service  
FAX   Facsimile  
FAX   Facsimile Equipment  
FAX   Facsimile transmission (ICAO)  
FAY   Fayetteville, NC (airport designator)  
FB   Facility Backup  
FB   Flush Bulk storage (message ID)  
FBC   Frame Buffer Controller (Common Console, AAS)  
FBC   Full Brightness Control  
FBCN   Financial Baseline Change Notice  
FBF      
FBL   Functional Baseline  
FBL   Light ... (used to qualify icing, turbulence, interference, or static reports) (ICAO)  
FBO   Fixed Base Operations  
FBO   Fixed Base Operator  
FBS   Fall Back Switch  
FBS   Fall-Back Switch (PAMRI Modem Splitter)  
FC   Advance Flow Control Information (message ID)  
FC   Fibre Channel  
FC   Flow Control  
FC   Flow Control Alphanumerics (Table)  
fc   Foot candles  
FC   Funnel Cloud (ICAO)  
FCA   Final Configuration Audit  
FCA   Functional Configuration Audit  
FCA   Flow Constrained Area  
FCB   Facility Control Block  
FCB   Forms Control Buffer  
FCC   Facility Configuration Console  
FCC   Facility Configuration Control  
FCC   Facility Control Complex (FAATC)  
FCC   Federal Communications Commission  
FCD   Flow Control Data (Flow Control message ID)  
FCD   Functional Configuration Documentation  
FCDI   Flow Control Display Interval (parameter)  
FCE   Functional Control Element  
FCFS   First-Come/First-Served  
FCI   Fix Crossing Interval  
FCI   Functional Configuration Identification  
FCL   Fixed Chain List  
FCL   Forecast Systems Laboratory (NOAA)  
FCLDN   Flow Control LDN (Adaptation record)  
FCLT   Freeze Calculated Landing Time  
FCLT   Freeze Calculated Landing Time (parameter)  
FCM   Minneapolis (Fly Cloud), MN (airport designator)  
FCM   Flight Schedule Monitor  
FCO   Facility Coordination Officer  
FCO   Factory Change Order  
FCOM   FSS Radio Voice Communications  
FCP   Functional Checkpoint  
FCPI   Flow Control Printing Interval (parameter)  
FCPR   Functional Capabilities and Performance Requirements  
FCPU   Facility Central Processing Unit  
FCR   A UDS Radar Site  
FCR   Functionality Change Report  
FCRC   Federal Contract Research Center  
FCRP   Central Flow Automation Facility Retransmission Parameter (parameter)  
FCRT   Central Flow Automation Facility Retry Parameter (parameter)  
FCS   Facility Configuration System  
FCS   Frame Check Sequence  
FCS   Frame Check Sum  
FCST   Forecast  
FCT   Facility Control and Transfer Equipment  
FCT   Federal Contract Tower  
FCTA   Flow Control Time of Arrival  
Fd   Doppler Frequency  
FD   Fault Detection  
FD   Fence Diagram  
FD   Flight Data  
FD   Functional Description  
FD   Winds Aloft  
FD   Winds and temperature aloft forecast  
FD/CD   Flight Data/Clearance Delivery (FAA ATCT position)  
FD/FI   Fault Detection/Fault Isolation  
FDA   Display Availability List Management subprogram (Display Channel Outputs subsystem)  
FDA   Flight Data Area  
FDAD   Full Digital ARTS III Display  
FDAT   Flight Data  
FDAT   Flight Data Entry and Printout (FDEP) and Flight Data Service  
FDAT   Flight Data input/output service  
FDB   Flight Data Block  
FDB   Full Data Block  
FDC   Field Deployment Change Control  
FDC   Flight Data Center  
FDC   Flight Data Concentrator  
FDCB   Field Deployment Change Control Board  
FDCS   Flight Data Communications Specialist  
FDD   Flight Data Display  
FDDI   Fiber Distribution Data Interface  
FDDL   Frequency Division Data Link  
FDDOP   Flight Data Display Output Processing  
FDDS   Flight Data Distribution System  
FDE   Flight Data Entry  
FDE   Flight Data Processing System (Case File designator)  
FDED   Flight Data Entry and Display  
FDED   Flight Data Entry Device  
FDEN   Flight Data Entry Notation  
FDENs   Flight Data Entry Notations  
FDEP   Flight Data Entry and Printout  
FDEP   Flight Data Entry and Printout  
FDICN   Full-Duplex Interim Communication Network  
FDIH   First-level Data Interrupt Handler  
FDIO   Flight Data Input/Output  
FDIOC   Flight Data Input/Output Center  
FDIOR   Flight Data Input/Output Remote  
FDL   Flight Dynamics Laboratory  
FDM   Flight Data Management (Task, AAS)  
FDM   Flight Data Monitor  
FDM   Frequency Division Multiplexer  
FDM   Frequency Division Multiplexing  
FDMA   Frequency Division Multiple Access  
FDMA   Frequency Division Multiplexer Access  
FDMP   Flight Data Monitor Position  
FDO   Fee Determining Official  
FDP   FDAD Display Processor  
FDP   Field Developed Program  
FDP   Flight Data Processing  
FDP   Flight Data Processing subsystem  
FDP   Flight Data Processor system  
FDP   Functional Development Plan  
FDP/RDP   Flight Data Processing/Radar Data Processing  
FDPC   Federal Data Processing Center  
FDPD   Flight Data Processing and Distribution  
FDPS   Flight Data Processing System  
FDR   Final Design Review  
FDR   Final Dry Run  
FDR   Functional Design Review  
FDRA   Flight Data Readout Area  
FDRP   FDEP Retransmission Period (parameter)  
FDS   Flight Data Systems  
FDS   Functional Design Specification  
FDSC   Flight Data Communications Specialist  
FDSC   Flight Data Specialist, Communications  
FDT   Flight Data Table  
FDU   Deformatter (VSCS)  
FDUMP   Formatted Dump of core resident data  
FDX   Full Duplex  
FE   Central External Advance Flow Control Information (message ID)  
FE   FDEP Device (Table)  
FE   Field Engineer  
FE   Functional Equivalent  
FE&D   Facilities, Engineering, and Development  
FEA   Flow Evaluation Areas  
FEB   February  
FEC   Federal Employees' Compensation  
FED   Federal  
FEDSIM   Federal Computer Evaluation and Simulation Center  
FEDSIM   Federal Computer Performance Evaluation and Simulation Center  
FEDSTRIP   Federal Standard Requisitioning and Issue Procedure  
FEIS   Final Environmental Impact Statement  
FEMA   Federal Emergency Management Agency  
FEMM   Field Engineering Maintenance Manual  
FEMS   Facilities & Equipment Manpower System  
FENKN   Fuel supply Unknown  
FENS   Facilities & Equipment Networking System  
FENTL   Fuel supply Until  
FEP   Front End Processor  
FER   A UDS Radar Site  
FERA   F&E Regional ARTEMIS  
FERI   FDEP Error Referral Interval (parameter)  
FERS   Facilities & Equipment Reporting System  
FET   Field Effect Transistor  
FEXHA   Fuel supply Exhausted  
FF   Feeder Fix (M&S)  
FF   Field Familiarization  
FF   Flight Following  
FF   Flip-Flop  
FF   Form Feed  
FFAC   From Facility  
FFC   Flow Control Processing subprogram (Supervisory subsystem)  
FFC   For Further Clearance  
FFD   Facility Format Definition  
FFF   Form, Fit, and Function  
FFLT   Familiarize Flight  
FFM   Far Field Monitor (associated with CAT III ILSs)  
FFMN   Fixed Federal Monitoring Network  
FFP   Firm Fixed Price  
FFP1   Free Flight Phase One  
FFP2   Free Flight Phase Two  
FFRDC   Federally Funded Research and Development Center  
FFRDC   Federally Funded Research and Development Contract  
FFT   Fast Fourier Transform  
FFTP   Form Feed Timing Parameter (parameter)  
FFU   Formatter (VSCS)  
FFZ   Falcon/Mesa, CA (airport designator)  
FG   Fog (ICAO)  
FG   Functional Group  
FGAT   Flux Gate  
FGC   Flux Gate Control  
FGHQ   Flight Group Headquarters  
FH   Final Heading  
FHCO   FAA Headquarters Contracting Officer  
FHD   Fixed Head Disk (NADIN)  
FHWA   Federal Highway Administration  
FI   Central Internal Advance Flow Control Information (message ID)  
FI   Fault Injection  
FI   Fault Isolation  
FI   Flight Identification  
FI   Flight Itinerary (message ID)  
FI/P   Flight Information/Permanent  
FI/T   Flight Information/Temporary  
FIAC   Flight Information Advisory Committee  
FIAO   Flight Inspection Area Office  
FIBI   Filed but Impracticable to transmit  
FIC   Facility Identification Code  
FIC   Flight Information Center  
FID   Fault Injection Descriptor  
FIDO   Flight Inspection District Office  
FIDR   Final Informal Dry Run  
FIDS   Functional Interface Design Specification  
FIFO   First In/First Out  
FIFO   Flight Inspection Field Office  
FIFOH   Flight Inspection Field Office High altitude  
FIFP   Filed IFR Flight Plan  
FIG   Figures shift (on keyboard)  
FIG   Flight Inspection Group  
FIL   FAST Information List  
FIL   Filament  
FILG   Filing  
FILS   Florescan Instrument Landing System  
FINO   Flight Inspection National Field Office  
FINO   Weather report will not be Filed for transmission  
FIP   Functional Integration Plan  
FIPS   Federal Information Processing Standard  
FIPS   Federal Information Publication Standard  
FIPSPUB   FIPS Publication  
FIR   Fault Injection Receptor  
FIR   Finite Impulse Response  
FIR   Flight Information Region (ICAO)  
FIRAV   First Available  
FIRB   Flight Information Region Boundary (parameter)  
FIRE   Fire Station  
FIRG   Firing  
FIRIV   Arrival flight will be Filed with ...  
FIRMR   Federal Information Resources Management Regulation  
FIRMR   Federal Information Resources Management Requirements  
FIS   Facilities Installation Services  
FIS   Flight Information Service (ICAO)  
FISA   Automated Flight Information Service (ICAO)  
FIT   Facility Instructor Training  
FIT   Fault Injection Testing  
FIT   Fault Isolation Test  
FITB   Fault Injection Test Bed  
FITS   FAA Issues Tracking System  
FIX   Coordination Fix (in Flight Plan)  
FIX   Defined Geographic Location  
FIX   Fix Table  
FIXD   Fix Distance Tolerance (parameter)  
FIXPOST   Fix Posting List  
FJS   FAATC Job Shop  
FK   Function Key display  
FKL   Franklin, PA (airport designator)  
FL   Alphanumeric Flight Plan Data Base (Table)  
FL   Filter  
FL   Flash advisory  
FL   Flight Level  
fL   Foot Lamberts  
FL PA   Flight Level Pressure Altitude  
FLA   Fixed-Length Test  
FLAG   FAATC Laboratory Analysis Group  
FLARE   Fault Location, Analysis, and Recovery  
FLAT   Flight Level Aided Tracking  
FLAT   Flight Plan Aided Tracking  
FLCTN   Fluctuation  
FLD   Failed  
FLD   Field  
FLD   Format Logical Display  
FLD   Offline Failed (VSCS)  
FLDST   Flood Stage  
FLEX   Model name  
FLEXAASn   Model name (AAS version "n" of FLEX)  
FLG   Falling  
FLG   Flagstaff, AZ (airport designator)  
FLG   Flashing (ICAO)  
FLID   Flight Identification  
FLID   Flight Plan Identification  
FLIDAP   Flight Data Position  
FLIDAP   Flight Data Preparation  
FLIH   First Level Interrupt Handler  
FLIP   Flight Information Publication  
FLIR   Forward Looking Infrared  
FLL   Fort Lauderdale (Hollywood), FL (airport designator)  
FLO   Florence, SC (airport designator)  
FLOP   Floating Point Operations  
FLOP   Functional Lapse of Operational Processing  
FLORL   Fluorescent Runway Lighting  
FLOWARPT   Control Flow Airport Record (Adaptation record) (deleted)  
FLOWCNTL   Flow Control Record (Adaptation record)  
FLOWSIM   Traffic Flow Planning Simulation  
FLR   Flares (ICAO)  
FLRY   Flurry  
FLT   Fault  
FLT   Fault Location Tests  
FLT   Flight  
FLTCK   Flight Check  
FLTD   Flight Data Processing  
FLTO   Flight Odors  
FLTS   Flights  
FLTS   Flight Services ERAM
FLTWO   Flight Watch Out  
FLUC   Fluctuating (ICAO)  
FLW   Follow  
FLW   Following (ICAO)  
FLWIS   Flood Warning Issued  
FLY   Flying (ICAO)  
FM   Facility Manager  
FM   Fan Marker  
FM   Frequency Modulation  
FM   From  
FMA   Final Monitor Aid  
FMAP   Fan Marker Approach  
FMC   Flight Management Computer  
FMCC   Financial Management and Cost Control  
FMCS   Flight Management Computer System  
FMCW   Frequency Modulation Continuous Wave  
FMDT   Fixed Maintenance Data Terminal  
FMDT   Flight Movement Data Transfer  
FMEA   Failure Mode Effect Analysis  
FMEA   Failure Modes and Effects  
FMEA   Failure Modes, Effects, and Analysis  
FMECA   Failure Modes, Effects, and Criticality Analysis  
FMF   Facilities Master File  
FMF   Facility Master File  
FMF/PFF   Facility Master File/Precommissioning Facility File  
FMH   Fan Marker located with radio beacon  
FMH   Federal Meteorological Handbook  
FMIS   FTS2000 Management Information System  
FMM   Failure Mode Model  
FMN   Farmington, NM (airport designator)  
FMO   Frequency Management Officer  
FMP   Field Maintenance Program  
FMP   Field Maintenance Project  
FMS   File Management System  
FMS   Financial Management Subsystem  
FMS   Flight Management System  
FMS   Flight Match Status  
FMT   Failure Mode Test  
FMT   Failure Mode Testing  
FMT   Format  
FMT   Forward Motion Tension  
FMU   Fixed Map Unit  
FMY   Fort Myers, FL (airport designator)  
FNA   Final Approach (ICAO)  
FNCT   Function enable/disable  
FNCTN   Function  
FNMS   FTS2000 Network Management System  
FNT   Flint (Bishop), MI (airport designator)  
FNT   Front  
FNTGNS   Frontogenesis  
FNTLYS   Frontolysis  
FO   Functional Organization  
FO   Terminate Flow Control Information (message ID)  
FOB   Facility Operations Branch  
FOB   Federal Office Building  
FOB   Forward Operating Base  
FOB   Fuel on Board  
FOC   Full Operating Capability  
FOIA   Freedom of Information Act  
FOM   Figure of Merit  
FONE   Telephone  
FONSI   Finding(s) of No Significant Impact  
FORC   Force Display  
FORNN   Forenoon  
FORTRAN   Formula Translation programming language  
FOST   Factory System Test  
FOT&E   Follow-on Test and Evaluation  
FOTT   Fiber Optic Tie Trunk (VSCS)  
FOUO   For Official Use Only  
FOX   Fiber Optic Link  
FP   Fast Path feature of IMS/VS  
FP   Fix Posting list  
FP   Flight Plan  
FP   Flight Plan Index (Table)  
FP   Flight Planning (OU, AAS)  
FP   Floating Point  
FPA   Fix Posting Area  
FPA   Flat Panel Assembly  
FPA   Flight Path Angle  
FPA   Floating Point Accelerator  
FPAP   Flight Planning and Processing (CSCI, AAS)  
FPAS   Flight Plan Analysis Subsystem  
FPB   Flight Progress Board  
FPCL   Flight Plan Communications Link  
FPCP   Flight Plan Conflict Probe  
FPCR   Flight Plan Core Resident (Table)  
FPDB   FLight Plan Data Base  
FPDI   Flight Path Deviation Indicator  
FPDK   Flight Plan Disk resident data  
FPDT   Flight Plan Data Transfer  
FPE   Flight Plan Extrapolation  
FPF   Fluoroprotein Foam  
FPF   Focal Point Fix  
FPI   Fixed Price Incentive  
FPL   Full Performance Level (fully-certified radar controller)  
FPL   ICAO Filed Flight Plan (message ID)  
FPLOE   Fixed Price Level of Effort  
FPM   Feet Per Minute  
FPMR   Federal Property Management Regulations  
FPN   Fixed Pulse radar Navigation  
FPNO   Flight Plan Not Received  
FPP   Flight Plan Processing  
FPP   From Present Position  
FPPI   Filed Point Posting Indicator (parameter)  
FPQT   Functional Preliminary Qualification Test  
FPR   Flight Plan Route  
FPR   Floating Point Register  
FPRC   For Possible Reclearance  
FPS   Financial Planning System  
FPS   Fixed Pulse Search (Military radar)  
FPS   Flight Plan System  
FPS   Flight Progress Strip  
FPS   Military primary radar  
FPS   Planned Shutdown Management subprogram (Supervisory subsystem)  
FPS   Military Primary Radar  
FPSM   Flight Phase Status Monitoring  
FPSM   Flight Plan Source Management (OU, AAS)  
FPSP   Flight Progress Strip Preparation  
FPSS   Feet per Second per Second  
FPU   Functional Processing Unit  
FPUC   Functional Processing Unit Control (NADIN)  
FPWA   Further Particulars When Available  
FQR   Formal Qualification Review  
FQT   Final Qualification Test  
FQT   Formal Qualification Testing  
FQT   Frequent  
FR   Failure Rate (per million hours)  
FR   Flight Plan Readout Request (message ID)  
FR   Flight Readout area  
FR   Flow Restriction  
FR   Fuel Remaining  
FR1800   Ampex FR 1800 Digital Recorder  
FRA   Flight Data Readout Area  
FRACAS   Failure Reporting, Analysis, and Corrective Action System  
FRB   Facility Review Board  
FRB   Failure Review Board  
FRC   Facility Release Catalog (view)  
FRC   Full Route Clearance  
FRC   Request Full Route Clearance  
FRD   Fix Radial Distance  
FRD   Fixed Radial Distance  
FRD   FTM Read subprogram (Supervisory subsystem)  
FRDB   FAA Requirements Data Base  
FRDF   Facility Reference Data File  
FRE   Free Track  
FREE   Free Tracking  
FREQ   Frequency  
FRG   Farmingdale, NY (airport designator)  
FRG   Forward and Reverse Gating  
FRH   From Runway Heading  
FRI   Friday  
FRM   Form  
FRMG   Forming  
FRMN   Formation  
FRMT   Facility Resident Management Team  
FRN   Field Reference Number  
FRNG   Firing (ICAO)  
FRNP   Federal Radio Navigation Plan  
FRONT   Weather Front (ICAO)  
FROPA   Frontal Passage  
FROSFC   Frontal Surface  
FRP   Federal Radio-Navigation Plan  
FRP   Fiberglass-Reinforced Plastic  
FRQ   Frequent (ICAO)  
FRS   Functional Requirements Specification  
FRST   Frost  
FRTFL   FSS Returns control of Tower Frequencies and Lights  
FRU   Field Replaceable Unit  
FRUIT   False Replies Unsynchronized to Interrogator Transmission  
FRW   File Regeneration Weight  
FRWF   Forecast Wind Factor  
FRZ   Freeze  
FRZN   Frozen  
FS   Flight Service  
FS   Flight Standards  
FS   Flight Status  
FS   Flight Strip Status (Table)  
FS   Furnished Software  
FSAS   Flight Service Automation System  
FSAS   Flight Status Alerts Subsystem  
FSASS   Flight Service Automated System Service  
FS-ATC   Federal Systems - Air Traffic Control (Loral)  
FSC   Facility and Simulation Control  
FSC   Federal Systems Company (Loral -- formerly IBM)  
FSC   Frame Sequence Check  
FSCM   Federal Supply Code for Manufacturers  
FSCP   Facility and Simulation Control Processor  
FSCS   Facility and Simulation Control Subsystem  
FSD   Federal Sector Division (IBM)  
FSD   Federal Systems Division (IBM)  
FSD   Finite State Diagram  
FSD   Flight Service Data  
FSD   Full Scale Development  
FSD   Future Situation Display  
FSD   Sioux Falls, SD (airport designator)  
FSDO   Flight Standards District Office  
FSDPS   Flight Service Data Processing System  
FSDV   Flight Schedule Data Vendor (Official Airline Guide)  
FSEC   Federal Software Exchange Center  
FSED   Full Scale Engineering Development  
FSEP   Facility, Service, and Equipment Profile  
FSEP   Facility/Service/Equipment Profile  
FSG   Federal Systems Group  
FSH   Flight Service Operating Facility Co located at ARTCCs  
FSHD   Flight Plan Segment Heading Difference (parameter)  
FSIS   Flight Service Information System  
FSK   Frequency Shift Keying  
FSL   Full Stop Landing  
FSM   Finite State Machine  
FSM   Firmware Support Manual  
FSM   Flight Schedule Monitor  
FSM   Fort Smith, AR (airport designator)  
FSM   Full Service Mode  
FSNFO   Flight Standards National Field Office  
FSO   Field Site Officer  
FSO   Field Support Organization  
FSOC   Field Support Operations Concept  
FSP   Flight Strip Printer  
FSP   Flight Strip Printer Subsystem (Case File designator)  
FSPCM   FSP Control Module  
FSPCU   FSP Control Unit  
FSPD   Freeze Speed (parameter)  
FSPD   Freeze Speed Parameter  
FSPI   Flight Summary Printout Interval (parameter)  
FSPMNT   Flight Strip Printer Maintenance program  
FSQ   Factory System Qualification  
FSQT   Factory System Qualification Test  
FSR   Fiscal Summary Report  
FSR   Foot Switch Retainer  
FSS   Federal Supply Schedule  
FSS   Flight Service Station  
FSS   Flight Service System (Case File designator)  
FSSA   Flight Service Station Automated Service  
FSSAS   Flight Service Station Automated Service  
FSSCOM   FSS operations and procedures Committee  
FSSF   Flight Service Station Support Facility  
FST   FAATC System Test  
FST   Facility Supervisor Terminal  
FST   Factory System Qualification Test  
FST   File Transfer Protocol  
FST   Finite State Table  
FST   First (ICAO)  
FSTE   FAST System Test Environment  
FSTN   Federal Secure Telephone Network  
FSTS   Federal Secure Telephone Service  
FSYS   Flight Service Station Equipment Systems  
ft   Feet  
FT   Filing Time  
FT   Foot  
FT   Forced Transmission (message ID)  
FT   Forecast, Terminal (weather)  
FT   Terminal Advance Flow Control Information (message ID)  
FT   Terminal Forecast  
FT&E   Field Test and Evaluation  
FTA   Fastest Time of Arrival  
FTA   Fault Tree Analysis  
FTA   Terminal Forecast (AFOS mnemonic)  
FTAM   File Transfer, Access, and Management (DEC product)  
FTAR   Following Transmission as Received  
FTC   Fast Time Constant  
FTD   Final Time Destination  
FTD   Fix Time Determination  
FTE   Flight Technical Error  
FTE   Full-Time Equivalent  
FTHD   Flight Plan Track Heading Difference (parameter)  
FTHR   Farther  
FTHR   Final Threshold  
FTHR   Further  
FTHRD   Feathered  
FTL   Fault-Tolerance Lab  
FTL   Flight Transportation Laboratory (MIT)  
FTM   TIMS Dependent Table Management subprogram (Supervisory subsystem)  
FTN   AFTN (Aeronautical Fixed Telecommunications Network) (Case File designator)  
FTO   Functional Tie Off Control subprogram (Flight Status Alerts subsystem)  
FTOI   Functional Tie Off Indicator (parameter)  
FTP   FAATC Transition Plan  
FTP   Facility Transition Plan  
FTP   File Transfer Program  
FTP   File Transfer Protocol  
FTPD   Flight Plan Track Position Difference (parameter)  
FTS   Facility Time Source  
FTS   Federal Telecommunications System  
FTS   File Transfer Service  
FTS2000   FTS2000 -- Federal Telecommunications System 2000  
FTSDU   File Transfer Service Data Unit  
FTUI   Flow Time Update Interval (parameter)  
FTVT      
FTW   Fort Worth (Meacham), TX (airport designator)  
FTY   Atlanta (Fulton), GA (airport designator)  
FU   Smoke (ICAO)  
FUDR   Functional User Description Requirements  
FUL   Fullerton, CA (airport designator)  
func   Function  
FUNC   Functional (Application Functions task, AAS)  
FUP   File Utility Program (IMCS)  
FURN   Furnish  
FUS   Functional Units or Systems  
FV   Forward Visibility  
FVFP   Filed VFR Flight Plan  
FVFR   FDEP Equipped Facilities' VFR Inhibit Indicator (parameter)  
FW   Firmware  
FW   Flight Watch  
FW   Full Wave  
FW/SIFR   Fixed Wing Special Instrument Flight Rules  
FW/SVFR   Fixed Wing Special Visual Flight Rules  
FWA   Flight Watch Area  
FWA   Fort Wayne, IN (airport designator)  
FWC   Fleet Weather Control  
FWCS   Flight Watch Control Station  
FWD   Forward  
FWDC   Forward Collect  
FWIN   Full Word Integer  
FWP   Flight Watch Point  
FWR   FAST Workstation Rack  
FWR   FTM Write subprogram (Supervisory subsystem)  
FWRNG   Fire Warning  
FWS   Fish and Wildlife Service  
FWS   Flight Watch Specialist  
FWTI   Fast Warning Time Interval (parameter)  
FWU   Flight Watch Unit  
FX   Flight Plan Buffer (Table)  
FX   Foreign Exchange  
FXE   Fort Lauderdale (Executive), FL (airport designator)  
FY   Fiscal Year  
FY   Supplemental Flight Plan Index (Table)  
FYI   For Your Information  
FYV   Fayetteville, AR (airport designator)  
FZ   Flight Plan Information message (message ID) (ODAPS)  
FZ   Flight Strip Status (Table)  
FZ   Flow Control Flight Plan Information Message (message ID)  
FZ   Freezing (ICAO)  
FZDZ   Freezing Drizzle (ICAO)  
FZFG   Freezing Fog (ICAO)  
FZRA   Freezing Rain (ICAO)  

This page can be viewed online at:
https://www.atoe.faa.gov/ersm/Main.html