| Acronym | Meaning |
| ACRIM | Active Cavity Radiometer Irradiance Monitor |
| DFS | Directional Finding System |
| PEM | Plant Engineering And Maintenance |
| POL | Petroleum, Oil, And Lubricant |
| SCAPE | Self-contained Atmosphere Protective Ensemble |
| RTG | Range (Slant) To Ground |
| SRVL | Survival |
| VCM | Volatile Condensable Material |
| V-A | Volt-Ampere |
| MMPSE | Multiuse Mission Payload Support Equipment |