Acronyms: N

Acronym	Name
N-UCAS	Navy-Unmanned Aerial Combat System
N/A	Not Applicable
N1	Fan speed
N2	Intermediate compressor speed
N3	High-speed compressor
NAAQS	National Ambient Air Quality Standards
NAC	NextGen Advisory Committee
NACA	National Advisory Committee for Aeronautics
NACG	National Aeronautical Charting Group
NACp	Navigation accuracy category for position
NACv	Navigation accuracy category for velocity
NADA	NADIN Concentrator
NADIN	National airspace data interchange network
NADIN II	NADIN packet switch
NADSW	NADIN Switches
NAILS	National airspace integrated logistics support
NAK	Negative acknowledgment
NAMS	NADIN IA
NAOMS	National Aviation Operational Monitoring Service
NAP	Needs Assessment Program
NAPA	National Academy of Public Administration
NAPM	National Associate Program Manager
NAPRS	National airspace performance reporting system
NAR	National Airspace Review 66
NARACS	National Radio Communications System
NARP	National Aviation Research Plan
NAS	National Air Space
NAS	National Airspace System
NAS	National Airspace System (FAA)
NAS	National Airspace System or Naval Air Station
NAS	National aircraft standard
NASA	National Aeronautics and Space Administration
NASDC	National Aviation Safety Data
NASE	NAS Adaptation Services Environment
NASP	National Airspace System Plan
NASPAC	National Airspace System Performance Analysis Capability
NASPALS	National Airspace System Precision Approach and Landing System (FAA)
NASR	National Airspace System Resources
NASTEP	National Airspace System Technical Evaluation Program
NAT	North Atlantic region
NAT	North Atlantic tracks
NAT TFG	North Atlantic Traffic Forecasting Group
NATA	National Air Transport Association
NATCA	National Air Traffic Control Association
NATCA	National Air Traffic Controllers Association
NATCA	National Air Traffic Controllers Association (U.S.)
NATCO	National Communications Switching Center
NATS	National Air Traffic Service
NATS	National Air Traffic Services (U.K.)
NATS	North Atlantic track system
NAV	Navigation
NAVAID	Navigation Aid
NAVAID	Navigational Aid
NAVAID	Navigational aid
NAVAIDS	Navigational Aids
NAVAIR	Naval Air Systems Command
NAVCEN	Coast Guard Navigation Center
NAVMN	Navigation Monitor and Control
NAVSAT	Navigation satellite
NAVSEA	Naval Sea Systems Command
NAWAU	National Aviation Weather Advisory Unit
NAWPF	National Aviation Weather Processing Facility
NBAA	National Business Aircraft Association
NBAA	National Business Aviation Association
NBCAP	National Beacon Code Allocation Plan
NBCFAE	National Black Coalition of Federal Aviation Employees
NC	Numerical control
NC3A	NATO Consultation, Command and Control Agency
NCAR	National Center for Atmospheric Research
NCAR	National Center for Atmospheric Research; Boulder, CO
NCATT	National Center for Aircraft Technician Training
NCD	No computed data
NCES	Net-Centric Enterprise Services
NCF	National Control Facility
NCI	Not currently implemented
NCIU	NEXRAD Communications Interface Unit
NCO	Network Centric Operations
NCOIC	Network Centric Operations Industry Consortium
NCOW	Net-centric operations and warfare
NCP	NAS change proposal
NCP	Noise Compatibility Program
NCS	National Communications System
NCS	Network control system
NCS	Network coordination station
NCWF	National Convective Weather Forecast
ND	Navigation display
NDB	Navigation database
NDB	Non-- Directional Radio Homing Beacon
NDB	Non-directional Beacon
NDB	Nondirectional Radio Beacon
NDB	Nondirectional radio beacon
NDC	National Data Center
NDI	Nondestructive inspection
NDI	Nondevelopmental item
NDNB	NADIN II
NDP	National Airspace System Defense Programs
NE	Network element
NEAN	North European ADS Network
NEAP	North European CNS/ATM application project
NEC	National Electric Code

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Acronyms: N