| Acronym | Meaning |
| CCP | Configuration Control Phase |
| VPM | Vehicle ProjectManager |
| MSG | Message |
| MSBLS | Microwave Scan Beam Landing System |
| DBGMP | DBIUData Bus Interface Unit |
| ECU | Environmental Control Unit |
| LDT | Linear Displacement Transducer |
| NIC | NNIC Not In Contract |
| AWAD | Assembly Work Authorization Document |
| CDS | Control Data Corporation |