| Acronym | Meaning |
| CP | Cargo Projects Office (KSC) |
| TCV | Thrust Chamber Valve |
| PACS | Pointing And Attitude Control System |
| MTBR | Mean Time Between Replacement |
| EMC | Electromagnetic Compatibility |
| STR | Structure |
| FDO | Flight Dynamics Officer |
| MDF | Mild Detonating Fuse |
| PACAS | Personnel Access Control Accountability System |
| D | LSC DLSMData Link Summary Message |