| Acronym | Meaning |
| RECP | Receptacle |
| ECS | Environmental Control System (Subsystem) |
| RAM | Research And Applications Module |
| P | Pilot |
| IDTA | Interdivisional Technical Agreement |
| KV | Kilovolt |
| PSD | RPlanning And Scheduling Document Record |
| MTCU | Magnetic Tape Control Unit |
| TP | True Position |
| SWOB | Salaries |