| Abbreviation | Definition |
|---|---|
| NARC | Non-Automatic Relay Center |
| NARDAC | Naval Regional Development Applications Center |
| NARF | Naval Air Rework Facility |
| NARF | North American Rifle Fodder |
| NARF | Nuclear Attack Readiness Formation |
| NAS | National Airspace System |
| NAS | Naval Air Squadron |
| NAS | Naval Air Station |
| NAS | Numerical Aerodynamic Simulator |
| NASAMS | National Advanced Surface to Air Missile System |
| NASAMS | Norwegian Advanced Surface to Air Missile System |
| NASAR | National Association For Search and Rescue |
| NASDAC | National Aviation Safety Data Analysis Center |
| NASIC | National Air and Space Intelligence Center |
| NASL | Naval Air Station Lemoore |
| NASM | National Air and Space Museum |
| NASP | National Aero- Space Plane |
| NASP | National Aero-Space Plane |
| NASP | Naval Air Station Pensacola |
| NASRS | Non-Available Status Reporting System |