ABBREVIATIONS

 

A/C Air Conditioning  

 Loran

Long Range Navigation
AD’s Airworthiness Directives LR  Long Range
ADF Automatic Direction Finder LRT  Long Range Tanks
AD’s  Airworthiness Directives MB Marker Beacon
ADF  Automatic Direction Finder MDH  Major Damage History
AH  Artificial Horizon MP Manifold Pressure
A&P Aircraft & Powerplant MSP  Maintenance Service Plan
AP  Audio Panel NDH No Damage History
AP  Autopilot NM Nautical Miles
CDI Course Deviation Indicator Nav Navigation Radio Receiver
CHT 

Cylinder Head Temperature

OAT Outside Air Temperature
Com  Communications OH Overhaul
CR Counter Rotating PET Piper Electronic Trim
CT  Carburetor Temperature PC Positive Control
DF  Direction Finder PBH Power By The Hour
DG Direction Gyro RB Rotating Beacon

DME

Distance Measuring Equipment RC Rate of Climb
EFIS 

Electronic Flight Instrument System

RDF Radio Direction Finder
EGT Exhaust Gas Temperature RE  Right Engine
ELT  Emergency Locator Transmitter RG Retractable Gear
F/D  Flight Director RMI Radio Magnetic Indicator
FGP   Full Gyro Panel RNAV  Area Navigation
FWF  Firewall Forward SB’s Service Bulletins
GNS Global Navigation System SCMOH Since Chrome Major Overhaul
GPS Global Positioning System SFRM  Since Factory Remanufacture
G/S Glide Slope SHS  Since Hot Section
GSP Ground Service Plug SMOH  Since Major Overhaul
HC Heavy Case SOH Since Overhaul
HF High Frequency S/N Serial Number
HP Heated Pitot SPOH  Since Prop Overhaul
hp Horsepower STOH Since Top Overhaul
HSI Horizontal Situation Indicator STOL Short Takeoff & Landing
HSI  Hot Section Inspection TBO Time Behind Overhaul
IFR Instrument Flight Rating TSO Time Since Overhaul
ILS  Instrument Landing System TT  Total Time
IRAN Inspection Repair as Necessary TTAE  Total Time Aircraft & Engine
 ITC Investment Tax Credit TTSN

Total Time Since New

LE Left Engine XPDR  Transponder
LMB Light Marker Beacon  VLF   Very Low Frequency
LOC

Localizer

VOR VHF Omni Range

 

 

   

 

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