| Acronym | Meaning |
| S/8 | Standby |
| LIMRC | LRU Identification And Maintenance Requirements Catal |
| EPDU | Electrical Power Distribution Unit |
| MIPS | Merritt Island Press Site |
| SSO | Source Selection Official |
| RV | Recovery Vehicle |
| LETF | Launch Equipment Test Facility (KSC) |
| HVDS | Hypergolic Vapor Detection System |
| FS | Functional Schematic |
| MMU | Manned Maneuvering Unit |