| Acronym | Meaning |
| ECM | Electronic Countermeasures |
| DMINS | Dual Miniaturized Navigation System |
| CSTIRS | C School Training Input Requirements System |
| THR | Threshold |
| DHV | Doors/hatches/vents |
| NITRAS | Navy Integrated Training Resources And Administration System |
| TLCSC | Top-level Computer Software Component |
| TACNAV | Tactical Navigator |
| CBIL | Common Bulk Items List |
| LRU | Line Replaceable Unit |