1Dk4eXg

NLRB
NLRB National Labor Relations Board (US).
NLRGC Aeromedical research centre (Netherlands).
NLS New launch system (NASA/USAF).
NLSIM Non-linear simulation.
NLT Not less than.
NLUS Navy League of the US [Arlington,
VA22201–3308] (US).
NLW Non-lethal weapon.
NM, n.m., nm 1 Nautical mile; nm preferred except by
ICAO. Note confusion with nanometre.
2 Network management.
Nm SI unit of torque or moment, Newton-metre =
0.73756 lbf-ft.
nm 1 Nanometre (10 –9 m).
2 Nautical mile[s], or n.m.
NMAC Near mid-air collision.
NMB 1 National Mediation Board (US).
2 No mechanical backup.
NMC 1 Naval Missile Center (Pt Mugu, CA).
2 Not mission-capable.
3 Naval Materiel Command (USN).
4 Satellite network management centre.
5 National Meteorological Center (NWS).
6 Net[work] monitoring and control.
NMCC National Military Command Center (US).
NMCCD Network-management category class
diagram.
NMCI Navy, Marine Corps intranet (US).
NMCP Navigator’s missile-control panel.
NMCS National military command system (US).
NMD National missile defense [i.e., against ICBMs],
LSI added lead systems integration; in 2002 replaced by
GMD.
NMDPS Network-management data-processing.
NMEA National Marine Electronics Association (US).
NMF Network management function.
NMG Numerical master geometry.
NMH Nickel-metal hydride.
NMIC National Military Intelligence Center (US).
NMIRS Network management interface requirements
specification.
NMKB Model Aeronautics Association (J).
NML Normal.
NMM National mission model (US).
NMO National military objectives (US).
NMOS Negative (n-type) metal-oxide semiconductor,
or silicon.
NMP 1 Navigation microfilm projector.
2 Network management plan.
3 Non-minimum phase [flight control].
nmpg Nautical miles per gallon [gallon not specified].
NMR Nuclear magnetic resonance.
NMRS Numerous.
NMS 1 Navigation, or network, management system.
2 Noise monitoring system.
3 Non-motion simulator.
Nms SI unit of angular momentum, Newton-metresecond.
NMSB Non-modification Service Bulletin.
NMSI National Museum of Science and Industry [“the
Science Museum”], London.
NMT 1 Non-manoeuvring target.
2 Not more than.
3 Noise-monitoring terminal.
Noda-Matic
NMU Navigaton management unit.
NN Network node; see NNSS.
NNA Neutral and non-aligned.
NNC Non- [or not] noise certificated aircraft.
NNE Noise and number exposure.
NNI 1 Noise and number index (see noise).
2 National nanotechnology initiative (US).
NNK Non-nuclear kill.
NNMSB Non-nuclear munitions safety board.
NNP Neural-network processor (SBIR/USN).
NNR Hot-air Balloon League (J).
NNSA National Nuclear Security Adminstration
system (US DoE).
NNSOC Naval Network and Space Operations
Command (USN).
NNSS Network-node switching system.
NNTS Nevada Nuclear Test Site.
NO 1 Nitric oxide, colourless gas.
2 Normally open.
3 Not available, not operative.
4 Notice to Airmen.
5 Night observation aircraft category (USA 1919–24).
No Normal operating [e.g., point on graphical plot].
N o Characteristic frequency, esp. centroid of power
spectral density distribution.
NO 2 Nitrogen dioxide (peroxide), pungent brown gas.
N 2 O 4 Nitrogen tetroxide.
NOA 1 Non-operational aircraft.
2 Not organizationally assigned (aircraft stored for
future use).
3 New obligation(al) authority (US).
NOAA 1 National Oceanic and Atmospheric
Administration (US).
2 New optimisation approaches for air-traffic flow
management (Euret).
NOACT National Overseas Air-Cargo Terminal
(USN).
NOAX, No-ax Non-oxide adhesive experimental
[repairs in space based on SiC powder].
Noball Code name for German flying bombs and
rockets, hence * targets were mainly launch sites.
no brains Aircraft handling always predictable, pilot can
relax.
no-break supply One whose emergency standby system
comes on-line instantaneously, in theory without losing
one waveform or pulse in coded train.
NOC 1 Network operations centre.
2 Notice of change.
Nocar North Atlantic oceanic concept and requirements.
Nocas Night-operation[s]-capable avionics system.
Nocom No communications (Acars).
noctilucent cloud Appearing self-luminous at twilight in
high [50+°] latitudes, caused by particulate matter at
height 75+ km.
Nocus North continental US (Loran chain).
NOD, Nod Night observation device [LR adds longrange].
nodalisation Equipment of helicopter with antivibration
couplings between rotor head and fuselage.
Noda-Matic Patented vibration-isolation system in
which helicopter fuselage is suspended from rotor via
arrangement of tuned vibrating masses which cancel out
rotor vibrations (Bell).
448