| Acronym | Meaning |
| RAM | Research And Applications Module |
| SO | SuPport Operations (KSC Dir.) |
| SSPGSE | Space Shuttle Program Ground Support Equipment |
| LC | Intercomputer |
| LWHS | Light-Weight Headset |
| NB | No-Bias (Relay) |
| CID | Computer Interface Device |
| SPA | Steering Position Amplifier |
| CPIF | COst Plus Incentive Fee |
| LCR | LowCross Range |