| Acronym | Meaning |
| TVIB | Turbine Vibration |
| HMU | Hydromechanical Unit |
| ICW | Interactive Courseware |
| EDMICS | Engineering Data Management Information & Control System |
| SAC | System Auxiliary Computer |
| LOC | Localizer |
| DCN | Defense Communications Network |
| MIM | Maintenance Instruction Manual |
| HOV | Hover |
| ECM | Electronic Countermeasures |