| Acronym | Meaning |
| SDF | Safing And Deservicing Facility |
| AES | Atmospheric Exchange System |
| LPLWS | Launch Pad Lightning Warning System |
| REV | Revision |
| HIV | Helium Isolation Valve |
| CLC | Change Letter Control |
| WAD/NU | Work Authorization Number |
| CVR | Change Verification Record |
| NJP | NNJP Network Job Processing |
| MDTSCO | McDonnell Douglas Technical Services Company |