| Acronym | Meaning |
| FI | FlightInstrumentation |
| LDIU | Launch Data Interface Unit |
| HFS | Horizontal Flight Simulator |
| GUCP | Ground Umbilical Carrier Plate |
| CV | Check Valve |
| BP | One Hundred |
| LM | Interface Module |
| MACDS | Monitor And Control Display System |
| EIVT | Electronic Installation Verification Test |
| TICM | Test Interface And Control Module |