Alphabetical Index of Abbreviations ~ F

Click on the appropriate first letter of the abbreviation that you require

FA	Field artillery
	Fourier analysis
FAA	Federal Aviation Administration (USA)
FAC	Forward air control
fac	Facility
FACP	Forward air control post
FADEC	Full authority digital engine control
FAF	Final approach fix
FAhd	Full ahead
FAI	Final acceptance inspection
FAM	Fast-access memory
FAMS	Family of anti-missile systems
FANS	Future air navigation system (ICAO)
FAO	Food and Agriculture Organisation (UN)
FAQ	Frequently asked question
FAR	Federal acquisition regulation
	Federal airworthiness requirement (USA)
	Federal aviation regulation
FARP	Fully automated radar plotting
FAS	Fuelling at sea
	Future attack submarine
FASC	Forward air support centre
FAstn	Full astern
FAT	File allocation table
fax	Facsimile
FBA	Fighter-bomber attack
fbd	Freeboard
FBL	Fly by light
FBMS	Future battlefield management system
FBS	Fighter-bomber strike
FBW	Fly by wire
FC	Fighter controller
	Fire control
FCC	Fire control computer
FCE	Fire control equipment
FCO	Foreign and Commonwealth Office
FCPC	Flight control primary computer
FCS	Fire control system
	Flight control system
FCSC	Flight control secondary computer
FCZ	Forward combat zone
FD	Flight director
FDC	Fire direction centre
FDDI	Fibre-distributed data interface
FDEP	Flight data entry position
	Flight data entry printer
FDI	Flight data interchange
FDIC	Flight data information computer
FDM	Frequency division multiplex (radio)
FDPS	Flight data processing system
FDR	Flight data recorder
FDS	Field dressing station
FE	Flight engineer
	Flight envelope
FEA	Finite element analysis
FEBA	Forward edge of battle area
FEC	Forward error correction
FED	Field emission display
FEK	Frequency exchange keying (telegraphy)
FEP	Fluoroethylene polymer
FES	Field-emission spectroscopy
FET	Field effect transistor
FEZ	Fighter engagement zone
FFA	Fire-fighting appliance
FFAR	Folding fin aircraft rocket
FFO	Furnace fuel oil
FFOP	Fault-free operating period
FFR	Fitted for radar
	Fitted for radio
	Free-flight rocket
FFS	Full flight simulator
FFSS	Future fighting soldier system
FFT	Fast Fourier transform
FG	Field gun
	Foreign-going
FGA	Fighter ground attack
FGL	Force generation level
FGS	Flight guidance system
FH	Field howitzer
	Frequency hopping
FIBUA	Fighting in built-up areas
FIC	Flight information centre
FICS	Fully integrated communications system
FICV	Future infantry combat vehicle
FIFO	First in, first out
FIM	Fault isolation manual
FIMA	Future international military airlifter
FIR	Far infra-red
	Flight information region
FIS	Flight information service
FIST	Future integrated soldier technology
FITOW	Further improved tube-launched optically tracked wire-guided (missile)
FL	Flight level
FLA	Future large aircraft
FLET	Forward line of enemy troops
FLIR	Forward-looking infra-red
flop	Floating point operation (computer)
flops	Floating point operations per second (computer)
FLOT	Forward line of own troops
FLPT	Fork lift pallet trailer
flt	Flight
FM	Field maintenance
	Frequency modulation
fm	Fathom (1.830 m = 6 ft)
FMA	Flight mode annunciator
	Forward maintenance area
FMBT	Future main battle tank
FMC	Federal Maritime Commission (USA)
	Flight management computer
FMCS	Flight management computer system
FMDB	Final mains distribution board
FMDZ	Forward missile deployment zone
FMEA	Failure modes and effects analysis
FMECA	Failure modes, effects and criticality analysis
FMGS	Flight management guidance system
fMRI	Functional magnetic resonance imaging
FMS	Flexible manufacturing system
	Flight management system
	Foreign military sales
FNPT	Flight navigation and procedures trainer
FO	First officer
	Flag officer
FOAM	Forecasting ocean atmospheric model
FOB	Forward operating base
	Free on board
FOBS	Fractional orbital bombardment system
FOC	Flag of convenience
	Full operational capability
FOD	Foreign object damage
FOFA	Follow-on forces attack
FOL	Forward operating location
FOPS	Falling object protection system
Fortran	Formula translation (computer)
FOSDIC	Film optical sending device for input to computers
FOV	Field of view
FP	Flash point
	Flight plan
FPB	Fast patrol boat
FPC	Floating point calculation
FPDB	Flight plan data base
FPDP	Flight plan data processor
FPGA	Field-programmable gate array (computer)
FPP	Fixed-pitch propeller
FPPC	Flight plan process cell
FPPS	Flight plan processing system
FPRS	Flight plan reception section
FPS	Flight progress strip
	Floating production system (oil)
fps	Feet per second
	see ft/s
FPSO	Floating production, storage and offloading (structure or vessel)
FPV	Fisheries patrol vessel
FQR	Final qualification review
FR	Flight rules
freq	Frequency
FRH	Flameless ration heater
FRP	Fibre-reinforced plastics
FRS	Fault reporting system
FRT	Forward repair team
FRV	Fisheries research vessel
FS	Flight safety
	Full scale
FSA	Final site acceptance
FSC	Forward scatter
FSCC	Fire support co-ordination centre
FSCL	Fire support co-ordination line
FSD	Full-scale deflection
FSK	Frequency shift keying (telegraphy)
FSM	Frequency shift modulation
FSP	Flight strip printer
FSS	Forward scatter system
	Frequency-selective surface sheeting
FSTA	Future strategic tanker aircraft
FStS	Forward storage site
FSU	Floating storage unit
FSW	Forward-swept wing
FSWR	Flexible steel wire rope
FT	Fourier transform
ft	Foot (0.305 m)
ft/min	Feet per minute
ft/s	Feet per second
ft/sec	Feet per second
FTD	Flight training device
FTIR	Fourier transform infra-red (spectroscopy)
FTL	Flight time limitation
FTP	File transfer protocol
	Final technical proposal
FTS	Fixed telecommunications system
FTTCS	Future tactical trunk communications system
FUP	Forming up place
FW	Fresh water
FWC	Fault warning computer
fwd	Forward
FWL	Foil-borne water line
FY	Financial (or fiscal) year