| Acronym | Meaning |
| MLG | Main Landing Gear |
| SRA | Support Requirements Analysis |
| RMS | Radian Means Per Second |
| CTU | Central Timing Unit |
| THC | Translation Hand Controller |
| TW | Thumbwheel |
| TPS | Thermal Protection System |
| GHA | General Housekeeping Area |
| NET | NNET Network (N/W Preferred) |
| MTEEC | Electronic Maintenance Test Equipment |