| Acronym | Meaning |
| SSI | Structural Significant Item |
| FCCS | Forward Cabin Control Station |
| STAT | Station |
| B/U | Backup |
| PRF | Pulse Repetition Frequency |
| ASB | Airborne Software Bulletin (tdc 94) |
| FIPS | Federal Information Processing Standards |
| CAINS | Carrier Airborne Inertial Navigation System |
| INCOR | Incorrect |
| COPS II | Computer Oriented Partial Sum (beam Former) |