F/A-18 Super Hornet NATOPS Acronyms

Within the F/A-18 flight manual, there are 413 terms and abbreviations pilots are required to know. Some are easy: AUTO (automatic) Some are harder: SARI (standby attitude reference indicator)

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Last updated: October 8, 2025

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Abbreviation	Term
A/A	air to air
AACQ	automatic acquisition mode
AB	afterburner
AB LIM	afterburner limiting
A/C	aircraft
ac	alternating current
ACCUM	accumulator
ACI	amplifier control intercommunication
ACLS	automatic carrier landing system
ACM	air combat maneuvering
ACNTR	aft center display
ADB	aircraft discrepancy book
ADF	automatic direction finding
ADV	advisory
AFCS	automatic flight control system
A/G	air to ground
AGI	armament gas ingestion
AGL	above ground level
AHRS	attitude heading reference set
AIL	aileron
AIM	air intercept missile
AINS	aided INS
ALDDI	aft left digital display indicator
ALR-67	radar warning receiver
ALT	altitude
AMAD	airframe mounted accessory drive
AMCD	advanced mission computers and displays
AMPCD	aft multipurpose color display
AMPD	advanced multipurpose display
AMU	advanced memory unit
AN/ALE-47	countermeasures dispensing set
AN/APN-194	radar altimeter set
AN/ASN-139	inertial navigation system
AOA	angle of attack
AOB	angle of bank
A/P	auto pilot
APU	auxiliary power unit
AQ	align quality
ARDDI	aft right digital display indicator
ARI	attitude reference indicator
ARS	air refueling store
ASL	azimuth steering line
ASRM	automatic spin recovery mode
ATARS	advanced tactical air reconnaissance system
ATS	air turbine starter
ATSCV	air turbine started control valve
ATTH	attitude hold
AUFCD	aft upfront control display
AUG	augment
AUR	aural
AUTO	automatic
AVMUX	avionics multiplex
BALT	barometric altimiter
BCN	beacon
BINGO	minimum fuel required to return to base
BIT	built in test
BLD	bleed
BLIM	bank limit
BLIN	bit logic inspection
BNK	bank
BRG	bearing
BRK	brake
BST	boresight acquisition mode
°C	degrees Celsius
CAS	control augmentation system
CAUT	caution
CB	circuit breaker
CCW	counterclockwise
CD	countdown
CDP	compressor discharge pressure
C/F	chaff / flare
CFIT	controlled flight into terrain
CG	center of gravity
CH or CHAN	channel
CHKLST	checklist
CIT	combined interrogator / transponder
CK	check
CKPT	cockpit
CLR	clear
CNI	communication navigation and identification
COMM	communication radio
CONT PVU	continuous precision velocity update
CPL	couple
CPLD	coupled
CPWS	cabin pressurization warning system
CRS	course
CSC	communication system control
CSEL	course select
CV	carrier
CVRS	cockpit video recording system
DA	density altitude
DBS	doppler beam sharpening
DBFS	dry bay fire supression
DC	designated controller
dc	direct current
DCS	decompression sickness
DDI	digital display indicator
DECD	digital expendable color display
DEGD	degraded
ΔP	hydraulic filter indicator
DF	direction finding
disch	discharge
D/L	data link
DME	distance measuring equipment
DMS	digital map set
DN	down
DSU	data storage unit
DTED	digital terrain elevation data
DT2	second designated target
DVMC	digital video map computer
EADI	electronic attitude display indicator
EBB	essential bus backup
ECS	environmental control system
EFD	engine fuel display
EFT	external fuel tank
EGT	exhaust gas temperature
EMCON	emission control
EMIS	electro magnetic interference shield
ENG	engine
EPR	engine pressure ratio
ERF	electronic fill remote
EST	estimated
ET	elapsed time
EXT	external
EXTD	extend
°F	degrees Fahrenheit
FADEC	full authority digital engine control
FCC	flight control computer
FCCA	flight control computer A
FCCB	flight control computer B
FCES	flight control electronic system
FCF	functional checkflight
FCLP	field carrier landing practice
FCNC	fiber channel network switch
FCS	flight control system
FE	fighter escort configuration
FF	fuel flow
FIP	form-in-place

Abbreviation	Term
FIRAMS	fight incident recording and monitoring system
FLBIT	fuel low BIT
FLIR	forward looking infared
FO	foldout
FOD	foreign object damage
FOV	field of view
FPAH	flight path attitude hold
FPAS	flight performance advisory system
fpm	feet per minute
FPT	first pilot time
F-QTY	fuel quantity
FRS	fleet replacement squadron
ft	feet
FUS	fuselage
G / g	gravity
GACQ	gun acquisition mode
GB	gyro bias
GCU	generator converter unit
GEN	generator
GEN TIE	generator tie
G-LIM	g-limiter
G-LOC	g induced loss of consciousness
GND	ground
GPS	global positioning system
GPWS	ground proximity warning system
GRCV	guard receive
GW	gross weight
GXMT	guard transmit
HDG	heading
HDG/SLV	heading slaved
HI	high
HMD	helmet mounted display
HOBS	high off-boresight
HOTAS	hands on throttle and stick
HQ	have quick
HRC	helmet release connector
HSEL	heading select
HSI	horizontal situation indicator
HSIB	high speed interface bus
HSVN	high speed video network
HUD	heads up display
HYD	hydraulic system
HYD1	hydraulic system 1
HYD2	hydraulic system 2
IAF	initial approach fix
IBIT	initiated built in test
ICLS	instrument carrier landing system
ICS	intercockpit communication system
ID	identification
IDECM	integrated defenesive electronic countermeasures
IFA	in flight alignment
IFF	identification friend or foe
IFR	instrument flight rules
ILS	instrument landing system
IMC	instrument meteorological conditions
IMN	indicated mach number
IMU	inertial measurement unit
INOP	inoperative
INS	inertial navigation system
INST	instrument
INV	invalid
IP	instructor pilot
I/P	identification of position
IR	infared
IRC	in-line release connector
ISOL	isolate
ITB	image transfer bus
IWSO	instructor WSO
JETT	jettison
KCAS	knots calibrated airspeed
KGS	knots ground speed
KIAS	knots indicated air speed
kt	knots
KTAS	knots true airspeed
L	left
lbs	pounds
L&S	launch & steering target
L ACC	lateral accelerometer
LAMPD	left advanced multipurpose display
LATLN	latitude longitude
LBA	limit basic aircraft
L BAR	launch bar
LCS	liquid cooling system
LDDI	left digital display indicator
LDG	landing
LED	leading edge down
LEF	leading edge flaps
LEU	leading edge up
LEX	leading edge extension
LG	landing gear
LI	left inboard
LM	left midboard
LO	left outboard
LO	low
LON	limit of NATOPS
LPU	life preserver unit
LSO	landing signal officer
LT	light
LTOD	local time of day
MAC	mean aerodynamic chord
MAD	magnetic azimuth detector
MAX	maximum afterburner thrust
MC	mission computer
MC1	mission computer 1
MC2	mission computer 2
MER	multiple ejector rack
MFS	malfunction switch
MIDS	multifunctional information distribution system
MIL	military thrust
min	minimum / minutes
MMP	maintenance monitor panel
MNTCD	maintenance card
MPCD	multipurpose color display
MSL	mean sea level
MSNCD	mission card
MSRM	manual spin recovery mode
MTRS or m	meters
MU	memory unit
MUMI	memory unit mission initialization
MUX	multiplex bus
MVAR	magnetic variation
N1	fan rpm
N2	compressor rpm
N ACC	normal accelerometer
NACES	navy aircrew common ejection seat
NATOPS	navy air training and operations procedures standardization
NAV	navigation
ND	nose down
nm	nautical miles
NORM	normal
NOTAMS	notice to airmen
NOZ	nozzle
NU	nose up
NVD	night vision devices
NVIS	night vision imaging system
NWS	nosewheel steering
Nz REF	reference nose factor
OAP	offset aimpoint

Abbreviation	Term
OAT	outside air temperature
OBOGS	onboard oxygen generating system
OCF	out of control flight
OFP	operational flight program
ORIDE	override guide
OVFLY	overfly
OVRSPD	overspeed
OXY	oxygen
PA	powered approach
PBIT	periodic BIT
PC	plane captain
P CAS	pitch control augmentation system
PCL	pocket checklist
PIO	pilot induced oscillation
PLF	parachute landing fall
PMG	permanent magnet generator
PNL	panel
POS	position
pph	pounds per hour
ppm	pounds per minute
PR	pressure
PROC	proccesor
psi	pounds per square inch
PTS	power transition shaft
PTS	pressure transmitter set
QDC	quick disconnect connector
QTY	quantity
R	right
RALT	radar altimeter
RAM	radar absorbing material
RAMPD	right advanced multipurpose display
RAT	ram air turbine
RATS	reduced authority thrust system
R CAS	roll control augmentation system
RCDR	recorder
RCS	radar cross section
RCVY	recovery
RDC	right designator controller
RDDI	right digital display indicator
RDR	radar
REC	radar elevation control
REC	record or receive
RECCE	reconnaissance
REJ	reject
RI	right inboard
RLG	ring laser gyro
RLS	reservoir level sensing
R-LIM	roll rate limiter
RM	right midboard
RMM	removable memory module
RNG	range
RO	right outboard
ROE	rules of engagement
ROMA	removable optics module assembly
RP	replacement pilot
rpm	revolutions per minute
RSET	reset
RSRI	rolling-surface-to-rudder interconnect
R/T	receive/transmit
RUD	rudder
RVSM	reduced vertical separation minimum
RWR	radar warning receiver
RWSO	replacement WSO
SCT	special crew time
SDC	signal data computer
SDCR	signal data computer replacement
SEAWARS	seawater parachute release mechanism
SEC	source error connection
SEQ	sequence
SIF	selective identification feature
SJU-17	ejection seat
SKU-10/A	seat survival kit
SMS	stores management set
SOP	standard operating procedures
SPD	speed
SPD BRK	speed break
SPN	spin
SRM	spin recovery mode
STAB	stabilator
STBY	stand by
STD HDG	stored heading
SUPT	support
S/W	software
SW	switch
T1	engine inlet temperature
TAC	tactical
TAMMAC	tactical aircraft moving map capability
TAS	true airspeed
TAWS	terrain awareness warning system
TCN	tacan
TDC	throttle designator controller
TDP	turbine discharge pressure
TDU-32/B	aerial banner target
TEF	trailing edge flaps
TEMP	temperature
TGT	target
TK PRESS	fuel tank pressure
T/O	takeoff
TOT	time on target
TRU	transformer-rectifier unit
TTG	time to go
U BATT	unit battery
UFC	upfront control
UHF	ultra high frequency
UNLK	unlock
UPDT	update
UTC	universal coordinated time
UTM	universal transverse mercator
VDC	volts, direct current
VEL	velocity
VER	vertical ejector rack
VERR	vertical (position) error
VFR	visual flight rules
VHF	very high frequency
VIB	vibration
VMC	visual meteorological conditions
VOL	volume
VOR	VHF omnidirectional ranging
VSH	video sensor head
VTRS	video tape recording system
W	waterline symbol
WARN	warning
W DIR	wind direction
WDSHLD	windshield
WGS	world geodetic survey
W off W	wheels off wheels
W on W	wheels on wheels
WOW	weight on wheels
WOWB	weight on wheels both
WSO	weapons and sensors officer
W SPD	wind speed
WYPT	waypoint
X	control surface inoperative
XFER	transfer
Y	yaw
YDS	yards
ZTOD	zulu time of day