| Acronym | Meaning |
| E | East |
| DEDA | Data Entry And Display Assembly |
| CPSE | Common Payload SuPport EquiPment |
| V-A | Volt-Ampere |
| CPAF | Cost Plus Award Fee |
| NIM | NNIM Nuclear Instrumentation Module |
| RT | ReferenceTrajectory |
| MTBR | Mean Time Between Replacement |
| TIP | Thrust Inlet Pressure |
| ACRIM | Active Cavity Radiometer Irradiance Monitor |