| Acronym | Meaning |
| SCA | Sequence Control Assembly |
| UMO | Unmanned Orbital |
| EA | Electronic Assembly |
| FAA | Federal Aviation Administration |
| POWS | Project Operating Work Statement |
| COMPEN | Compensator |
| K-SPN | KSC Shuttle Project Notice |
| RSSPO | Resident Space Shuttle Project Office (Officer) |
| PM | PMAPPerformance Monitor Annunciation Panel |
| PSP | Project Schedule Plan |