| Acronym | Meaning |
| NB | Niobium |
| FUD | First Use Date |
| LSU | Life Support Umbilical |
| FCRA | Fecal Collection Receptacle Assembly |
| MERSAT | Meteorology And Earth Observation Satellite |
| GPA | General Purpose Amplifier |
| CSC | Contingency SuPport Center (CCAFS) |
| WCLS | Water Coolant Loop System |
| RHCP | Right Hand Circular Polarization (Polarized) |
| IT | Identification Transponder |