NSWC
| Acronym | Definition |
|---|---|
| NSWC | Naval Surface Warfare Center (US Navy Naval Sea Systems Command) |
| NSWC | Naval Surface Weapons Center (since 1979, Naval Surface Warfare Center) |
| NSWC | Naval Special Warfare Command (US Navy; San Diego, CA; usually seen as NAVSOC or NAVSPECWARCOM) |
| NSWC | Nordic Significant Weather Chart (Sweden) |
| NSWC | Nowell Sing We Clear |
| NSWC | National Security Whistleblowers Coalition (Alexandria, VA) |
| NSWC | National Social Work Council |