| Acronym | Meaning |
 | SR | Strontium |
 | NAILS | National Airspace Integrated Logistics System |
 | OCS | See Entry |
 | NT | Iraq-Saudi Arabia Neutral Zone (ISO 3166 Digram; Obsolete 1993) - Northern Territory (Australia) (postal Symbol) - Northwest Territories (Canada) (postal Symbol) - National Trust (UK) |
 | ZAMS | Zero Age Main Sequence |
 | BSF | British Standard Fine (screw Thread) |
 | WRT OR W/R/T | With Respect To Or With Regard To |
 | KERMA | Kinetic Energy Released In MAterial / In MAtter / Per Unit MAss |
 | TATP | TriAcetone TriPeroxide |
 | FMTV | Family Of Medium Tactical Vehicles |