| Acronym | Meaning |
| DOF | Direction Of Flight |
| M50 | Mean Of 1950 (Coordinate System) |
| V-RTIF | Vandenberg Real Time Interface |
| ACIP | Assembly Configuration And Integration Panel |
| NJP | NNJP Network Job Processing |
| USA | United States Of America |
| IPS | IRR InsPection Rejection Report |
| ESVS | Escape Suit Ventilation System |
| NASCOM | NASA Communications Network |
| S/SYS | Subsystem |