| Acronym | Meaning |
| RAX | Remote Access Computing System |
| MECR | Maintenance Engineering Change Request |
| DP | Double Pole |
| SCN | Specification Change Notice |
| GG | Gas Generator |
| EID | End Item Documentation |
| K-SSS | KSC Shuttle Project Station Set Specification |
| TER | Test Equipment Readiness |
| COBOL | Common Business Oriented Language |
| WARN | Warning |