| Acronym | Meaning |
| PSM | Propellant Storage Module |
| MTC | Mission And Traffic Control |
| SA | Single Access |
| HGVT | Horizontal Ground Vibration Test |
| EVF | Equipment Visibility File |
| MPC | Midbody Pyro Controller |
| FTA | Flight Test Article |
| HDDR | High-Density Digital Recorder |
| FD | WMR Food Warmer |
| WMC | Waste Management Compartment |