Helicopter Acronyms

4iRFourth Industrial Revolution
AAIBUKAir Accidents Investigation Branch
AAMSUSAssociation of Air Medical Services
AAPBUSAir Ambulance and Patient Billing
AATDAdvanced Aviation Training Device
AATDUSUS Army Aviation Applied Technology Directorate
ABACEAsian Business Aviation Conference & Exhibition
ACLCUSUS Army Aviation Center Logistics Support Command
ACSFAuthorized Customer Service Facility
ADAHRSAir Data and solid-state Attitude/Heading Reference System
ADIAttitude Director Indicator
ADS-BAutomatic Dependent Surveillance Broadcast
AEDCUSArnold Engineering Development Center
AETCUSAir Education and Training Command
AFBAir Force Base
AFCSAutomatic Flight Control System
AFGSCUSAir Force Global Strike Command
AFRLUSAir Force Research Laboratory
AGWAlternate Gross Weight
AHLCNChina Advanced Heavy Lift
AHMECUSAmerican Helicopter Museum and Education Center
AHRSAttitude and Heading Reference System
AHSUSAmerican Helicopter Society International
AHSAFAUSAmerican Helicopter Services & Aerial Firefighting Association
AI/ADIAttitude Indicator
AIBNNOAccident Investigation Board of Norway
ALDSAerial Liquid Delivery System
ALSAirborne Locator Systems
AMCMAirborne Mine CounterMeasures
AMCNUSAirMedCare Network
AMCOMUSUS Army Aviation and Missile Command
AMOUSCBP Air and Marine Operations
AMROCAuthorized Maintenance Repair and Overhaul Center
AMSAAUAustralian Maritime Safety Authority
AOCAir Operator Certificate
AOGAircraft on Ground
AORArea Of Responsibility
APASAdvanced Pilot Assistance System
APUAuxiliary Power Unit
AShMAnti-Ship Missile
ATCAir Traffic Control
ATMAir Traffic Management
ATOApproved Training Organisations
ATSBAUAustralian Transport Safety Bureau
ATTCUS Aviation Technical Test Center
AUVSIAssociation for Unmanned Vehicle Systems InternationalAUVSI
AVCATTAviation Combined Arms Tactical Trainer
AVDSAirborne Video Downlink System
AVOAir Vehicle Operator
AWPAerial Work Platform
AWSARAll Weather Search and REscue
B/UBroken Up
B2BBusiness to Business
BAAINBwDEFederal Office of Bundeswehr Equipment, Information Technology and In-Service Support
BARSBasic Aviation Risk Standard Program
BPSBallistic Protection System
BTCWFSBallistic Tolerant Crash-Worthy Fuel System
BVLOSBeyond Visual Line of Sight
C-UASCounter-Unmanned Aerial System
CAACivil Aviation Authority
CAACCNCivil Aviation Administration of China
CAASUSCommon Digital Avionics Architecture
CAMTSCommission on Accreditation of Medical Transport SystemsCAMTS
CASAAUCivil Aviation Safety Authority
CBTComputer Based Training
CCDCUSUS Army Combat Capabilities Development Command
CDICourse Deviation Indicator
CDRCritical Design Review
CFITControlled Flight Into Terrain
CFTDContainerized Flight Training Device
CGASUSCoast Guard Air Station
CMDSCountermeasure Dispensing System
CMHPCACanadian Maritime Helicopter Project
CMLUCACormorant Mid-Life Upgrade
CNATRAUSChief of Naval Air Training
COECenter of Excellence
CONUSUSContinental United States
COOPContingency Of Operations Plan
COTSCommercial Off-The-Shelf
CR&OComponent Repair and Overhaul
CRFSCrash Resistant Fuel System
CRFTCrash Resistant Fuel Tank
CSFCustomer Service Facility
CTFCertified Training Facility
CVFDRCombination of Cockpit Voice Recorder and Flight Data Recorder
CVRCockpit Voice Recorder
CVSCombined Vision System
DARDesign Approval Representative
DARAUKDefence Aviation Repair Agency
DCMAUSDefense Contract Management Agency
DCRDynamic Component Repair
DFCDevelopment Flight Center
DFESAUDepartment of Fire and Emergency Services
DGAFRDirection Générale de l'Armement
DIFFSDeck Integrated Fire Fighting System
DMFDesignated Maintenance Facility
DOADesign Organization Approval
DRMOUSDefense Reutilization and Marketing Office
DSCAUSDefense Security Cooperation Agency
DSTAUDefence Science and Technology
DVEDegraded Visual Environment
DVESDegraded Visual Environment System
EADIElectronic Attitude Director Indicator
EASAEuropean Aviation Safety AgencyEASA
EBACEEuropean Business Aviation Convention and Exhibition
EBITEarnings Before Interest and Taxes
EBITAEarnings Before Interest, Taxes, and Amortization
EBTEvidence based Training
EDAEuropean Defence Agency
EDAElectronic Document Associate
EDAUSExcess Defense Articles
EFASExpeditionary Fluid Analysis System
EFBElectronic Flight Bag
EFIElectronic Flight Instruments
EFISElectronic Flight Instrument System
EFSEmergency Float System
EFVSEnhanced Flight Vision Systems
EGNOSEuropean Geostationary Navigation Overlay Service
EICASEngine Instruments and Crew Alert System
EISEngine Indication System
ELTEmergency Locator Transmitter
EMAREuropean Defence Agency's European Military Airworthiness Requirements
EMDElectronic Miscellaneous Document
EMDEngineering Manufacturing Development
EMFFEuropean Maritime and Fisheries Fund
EMSEmergency Medical Service
ENGElectronic News Gathering
EO/IRElectro-Optical and Infrared
EOIExpression of Interest
EOSEmergency Oxygen System
EPAEnvironmental Protection Agency
EPAFEuropean Participating Air Forces
ePCRElectronic Patient Care Records
EPLBEmergency Personal Locator Beacon
EPRCEuropean Personnel Recovery Center
ERDFEuropean Regional Development Fund
EREEmergency Response Exercise
ERFSExtended Range Fuel System
ERSUKEmployer Recognition Scheme
ESGRUSEmployer Support of the Guard and Reserve
ESIElectronic Standby Instrument
ESSSExternal Stores Support System
ETACEuropean Tactical Airlift Center
EVSEnhanced Vision System
FAAUSFederal Aviation AdministrationFAA
FAIFédération Aéronautique Internationale
FALFinal Assembly Line
FARPForward Armament and Refueling Point
FASGWUKFuture Anti-Surface Guided Weapon
FATOFinal Approach and Take-Off
FBOFixed Base Operator
FCASFlight Control Actuation System
FCOMFlight Crew Operating Manual
FDIFlight Director Indicator
FDMFlight Data Monitoring
FDRFlight Data Recorder
FEMAUSFederal Emergency Management Agency
FFSFull Flight Simulator
FIPSFull Ice Protection System
FMCFull Mission Capable
FMPFleet Management Program
FMSUSForeign Military Sales
FMSFlight Management System
FOCACHFederal Office of Civil Aviation
FOCFFree Operating Cash Flow
FODForeign Object Damage
FODRFlight Operations Documents Repository
FOQAFlight Operations and Quality Assurance
FOSTUKFlag Officer Sea Training
FPCDUFlat Panel Control Display Unit
FRAMPUSFleet Replacement Aviation Maintenance Program (US Navy)
FRCEUSFleet Readiness Center East
FRCSEUSFleet Readiness Center Southeast
FRCSWUSFleet Readiness Center Southwest
FSLForward Stocking Location
FTDFlight Training Device
GBASGround-Based Augmentation System
GCCGulf Cooperation Council
GLS GBAS Landing System
GPSGlobal Positioning System
GPUGround Power Unit
GSAUSGovernment Surplus Auctions
HAARHelicopter Air-to-Air Refueling
HACCAHelicopter Association of Canada
HADRHumanitarian Assistance and Disaster Relief
HAPSHigh Altitude Pseudo-Satellite
HARKHelicopter Aerial Rescue Kit
HARTUSHelicopter Aquatic Rescue Teams
HATSAUHelicopter Aircrew Training System
HATWSHelicopter Terrain Avoidance and Warning System
HDIHeading Indicator
HDTSHelmet Display and Tracking System
HECHuman External Cargo
HEMSHelicopter for Emergency Medical Service
HETSHuman External Transport (class D external load)
HFDMHelicopter Flight Data Monitoring
HHOHelicopter Hoist Operator
HIFRHelicopter In-Flight Refueling
HISLHigh Intensity Strobe Light
HMDHelmet Mounted Display
HMUHydromechanical Units
HSIHorizontal Situation Indicator
HSVTHelicopter Synthetic Vision Technology
HTAWS Helicopter Terrain Awareness and Warning System
HTAWSHelicopter Terrain Awareness System
HTDHelicopter Training Device
HUDHead-Up Display
HUETHelicopter Underwater Escape Training
HUMSHealth and Usage Monitoring System
HWDHead Wearable Display
IAACCTUSIllinois Association of Air and Critical Care Transport
IBFInlet Barrier Filter
ICRCInternational Committee of the Red Cross
ICUIntensive Care Unit
IDIQUSIndefinite Delivery / Indefinite Quantity
IFRInstrument Flight Rules
IGBIntermediate Gear Box
IGWIncreased Gross Weight
IHST International Helicopter Safety Team
IIMCInadvertent Instrument Meteorological Conditions
IMCInstrument Meteorological Conditions
IMRHINIndian Multi Role Helicopter
IOCInitial Operational Capability
IOCInitial Operational Clearance
IOGPInternational Association of Oil & Gas Producers
IoTInternet of Things
IOT&EInitial Operational Test and Evaluation
IPPIntegration Pilot Program
IS-BAOInternational Standard for Business Aircraft Operations
ISRIntelligence, Surveillance and Reconnaissance
ISSIn-Service Support
ITECInternational Training and Education Conference
IWSIntegrated Weapons System
JRTCUSJoint Readiness Training Center
JUONSUSJoint Urgent Operational Needs Statement
KPPKey Performance Parameter
KUHKRKorean Utility Helicopter
LAHKRKorean Light Armed Helicopter
LCHINIndian Light Combat Helicopter
LCHKRKorean Light Civil Helicopter
LHTECLight Helicopter Turbine Engine Company
LiDARLight Distance and Ranging
LOALetter of Offer and Acceptance
LoILetter of Intent
LOILevel of Interoperability
LPVLocalizer Performance with Vertical Guidance
LRIPLow Rate Initial Production
LUHINIndian Light Utility Helicopter
LUTLimited User Testing
MaaSMobility as a Service
MACMMultiple Award Contract for Modifications
MAFFSMilitary Aerial Firefighting System
MAWTSUSMarine Aviation Weapons and Tactics
MCASUSMarine Corps Air Station
MCFMaintenance Check Flight
MCMMine CounterMeasures
MDOAMilitary Designs Organisation Approval
MEMSMicro Electro Mechanical Systems
METARMeteorological Aerodrome Report
MFDMultifunction Flight Display
MFDSMultifunction Display System
MFEDSModernized Flexible Engine Diagnostic System
MGBMain Gear Boxes
MGWMaximum Gross Weight
MISMaintenance Information System
MMMSMulti Missions Management System
MMSMission Management System
MOAMemorandum of Agreement
MoUMemorandum of Understanding
MPTMulti Purpose Terminal
MROMaintenance, Repair and Overhaul
MRTMaintenance Training Rig
MSHCHMarenco SwissHelicopter
MSRPManufacturer Suggested Retail Price
MUM-TManned UnManned Teaming
NAAMTAUSNational Accreditation Alliance of Medical Transport Applications
NAROUKNaval Aircraft Repair Organisation
NASNaval Air Station
NAVSUP WSSUSNaval Supply Systems Command Weapon Systems SupportUSN
NCOICUSNon-Commissioned Officer in Charge
NDLONONorwegian Defence Logistics Organisation
NFACUSNational Full-Scale Aerodynamics Complex
NSFUSNational Science Foundation
NSOPNon-Scheduled Operator
NSPANATO Support and Procurement AgencyNSPA
NSWCUSNaval Surface Warfare Center
NVISNight Vision Imaging Systems
NZCAANZNew Zealand Civil Aviation Authority
OASISOpen Architecture System Integration Symbology
OCCAROrganization for Joint Armament Cooperation
OCFAUSOrange County Fire Authority
OCONUSUSOutside Continental United States
ODMOn-Demand Mobility
OEIOne Engine Inoperative
OEMOriginal Equipment Manufacturer
OGCOpen Geospatial Consortium
OMPOperational Maintenance Program
ONRUSOffice of Naval Research
OPAOptionally Piloted Aircraft
OPBHOptionally Piloted Black Hawk
OPHOptionally Piloted Helicopter
OPVOptionally Piloted Vehicle
OSCEOrganization for Security and Co-operation in Europe
PBHPower By The Hour
PBLPerformance Based Logistics
PBNPerformance Based Navigation
PCDSPersonnel Carrying Device System
PDMProgrammed Depot Maintenance
PDRPreliminary Design Review
PDT&TPost-Delivery Test and Trials
PFDPrimary Flight Display
PFRPreliminary Flight Rating
PMAParts Manufacturer Approval
POAProduction Organisation Approval
POBPeople / Personnel on board
POHPilot Operating Handbook
PPEPersonal Protective Equipment
PSMProgram Support Manager
PSPPremium Service Provider
PTTSatellite Push-to-Talk
RAARequired Assets Available
RDARepair Design Approval
RFMSRotorcraft Flight Manual Supplement
RFPRequest For Proposal
RNAVRequired Area Navigation Performance
RNPRequired Navigation Performance
RTPReduce To Produce
RUASRotorcraft Unmanned Air System
RUAVRotary Wing Unmanned Aerial Vehicle
RWRRadar Warning Receiver
SARASikorsky Autonomy Research Aircraft
SBASSatellite-Based Augmentation System
SBIRUSSmall Business Innovation Research program/contract
SDARSoftware Defined Airborne Radio
SERESurvival, Evasion, Resistance and Escape
SFOHSince Factory OverHaul
SMDSmart Mission Display
SMEESubject Matter Expert Exchange
SMOHSince Major OverHaul
SMSSafety Management Systems
SPIFRSingle Pilot Instrument Flight Rules
SRTM Shuttle Radar Topography Mission
STCSupplemental Type Certificate
STOHSince Top OverHaul
SVSSynthetic Vision System
SWaPLow size, Weight and Power
TAFTerminal Aerodrome (or Area) Forecast
TAWSTerrain Awareness System
TBOTime Before Overhaul
TCAACATransport Canada Civil Aviation
TCASTraffic Collision Avoidance System
TCCACATransport Canada Civil Aviation
TDPMTouch Down Positioning Marker
TDTTransonic Dynamics Tunnel
TFRTemporary Flight Restrictions
TGBTail Gear Box
TIAType Inspection Authorization
TLOFTouch-Down and Lift-Off
TLUHTRTurkish Light Utility Helicopter
TRBTail Rotor Bearing
TREType Rating Examiner
TRIType Rating Instructor
TRLTechnology Readiness Level
TSOTechnical Standard Order
TSOATechnical Standard Order Authorization
TTAFTotal Time AirFrame
TTSNTotal Time Since New
UAMUrban Air Mobility
UASUnmanned Air System
UAVUnmanned Aerial Vehicle
UHPOUSU.S. Army Utility Helicopters Project Office
UNHASUnited Nations Humanitarian Air ServiceUN
USAOTCUSUS Army Operational Test Command
USASACUSUS Army Security Assistance Command
USCENTCOMUSU.S. Central Command
USHSTUSUnited States Helicopter Safety Team
USLUnder-Slung Load
USVUnmanned Surface Vessel
UTMUnmanned Aircraft System Traffic Management
VAUSVeterans Affairs
VFRVisual Flight Rules
ViDARVisual Detection and Ranging
VIPTVirtual Interactive Procedural Trainer
VMCVehicle Management Computer
VMIVendor Managed Inventory
VOCVolatile Organic Compounds
VTCValidation of Type Certification
W/OWritten Off
WAASWide Area Augmentation System
WACSWireless Airborne Communication System
WFPUNWorld Food Programme
WFUWithdrawn from Use
WMDWeapon of Mass Destruction
WMSWeapons Management System
WSPSWire Strike Protection System
WTIUSWeapons and Tactics Instructor Course