| Acronym | Meaning |
| FOF | Flight Operations Facilities |
| BDYFLP | Body Flap |
| S/N | Serial Number |
| MPC | Memory Protection Check |
| TVC | Thermal Vacuum Chamber |
| VCM | Volatile Condensable Material |
| POGO | Polar Orbiting GeophYsical Observatory |
| SBTC | Speed Brake/Thrust Controller |
| PIC | Programmable Interval Clock |
| M50 | Mean Of 1950 (Coordinate System) |