| Acronym | Meaning |
| TVCA | Thrust Vector Control Actuator |
| FTE | Factory Test EquiPment |
| PRESS | Pressure |
| OP | Open |
| PIF | Payload Integration Facility |
| CTI | Critical Transportation Item |
| VFO | Variable Frequency Oscillator |
| ICDU | Inertial CouPling Data Unit |
| SEACF | Support Equipment Assembly And Checkout Facility |
| W&B | Weight And Balance |