NSAB
| Acronym | Definition |
|---|---|
| NSAB | National Security Advisory Board (India) |
| NSAB | Naval Support Activity Bahrain (US Navy) |
| NSAB | Nationalsozialistischer Deutscher Arztebund (German: National Socialist German Doctors' Association) |
| NSAB | National Senior Advisory Board (Sheldon, IL) |
| NSAB | Nova Scotia Animal Breeders |
| NSAB | National Spiritual Assembly of the Baha'is of Swaziland |