| Acronym | Meaning |
| FCR | Flight Configuration Review |
| RT | Rate |
| CADE | Controller/Attitude-Direct Electronics |
| IDCA | Inverter Distribution And Control Assembly |
| SACS | SADshuttle AuthorizedDocument |
| MAI | Machine-Aided Indexing |
| MP | Management Package |
| LDEF | Long Duration ExPosure Facility |
| I | ECO Inboard Engine Cutoff |
| TS | Test Station |