| Acronym | Meaning |
| QATT | Qualification For Acceptance Thermal Testing |
| MPGHM | Mobile Payload Ground Handling Mechanism |
| HAS | Hydraulic Actuation System |
| R | Replace |
| R | Ratio |
| NWSA | Nose Wheel Steering Amplifier |
| LE | Launch Escape |
| SCMB | Development Configuration Management Board |
| STC | Systems Test Complex |
| LBR | Low Bit Rate |