Aeronautical Terms beginning with N
NACG
National Aeronautical Charting Group. (obsolete)
NAS
National Airspace System.
NAV/COM
Navigation and Communication Radio.
NAVAID
Navigational Aid.
NDB
Nondirectional Radio Beacon.
NM
Nautical Mile.
NOAA
National Oceanic and Atmospheric Administration.
NoPT
No Procedure Turn.
NRP
National Route Program.
NSA
National Security Area.
NTSB
National Transportation Safety Board.
NWS
National Weather Service.
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