| Acronym | Meaning |
| VOX | Voice Operated Transmitter (Transmission) |
| GFRP | Graphite Fiber Reinforced Plastics |
| MEA | Maintenance Engineering Analysis |
| TGS | Rate Gyro Assembly |
| IDG | Integrated Drive Generator |
| ESMC | ETR |
| GSE | Ground Support Equipment |
| PIND | Particle Impact Noise Detection |
| T | Talk/Monitor |
| CMN | Crewman |