| Acronym | Meaning |
| RGM | Redundant Gyro Monitor |
| VF | Vertical Flight |
| CONFIG | Configuration |
| DCPEI | DEU Control Program End Item |
| IMU | Inertial Measurement Unit |
| PCB | Product Configuration Baseline |
| PAS | Primary Ascent System |
| HSD | HoriZontal Situation Display |
| FLSC | Flexible Linear Shaped Charge |
| EPDS | Electrical Power Distribution Subsystem |