| Acronym | Meaning |
| NC | No Change |
| BRM | Biological Research Module |
| HMP | Hydrozene Monopropeflant (RCS Propellant) |
| NSD | NASA Standard Detonator |
| SRH | Subsystems Requirements Handbook |
| RJEC | Reaction Jet Engine Control |
| MG | Mobile Generator |
| IPL | Initial Program Load |
| COP | Contingency Operations Plan |
| M50 | Mean Of 1950 (Coordinate System) |