| Acronym | Meaning |
| SV/C | Survivability, Vulnerability / Crashworthiness |
| GRBX | Gearbox |
| CEPA | Cleanroom Engineering Process Assistant |
| TOTS | Tower Operator Training System |
| CHG | Change |
| SASITS | Submarine Advanced Signal Training System |
| ITCS | Integrated Target Control System |
| TPDR | Technical Publications Deficiency Report |
| FSC | Flight System Control |
| HORIZ | Horizontal |