| Acronym | Meaning |
 | LIMS | Logistics Inventory Management System |
 | OAT | Operational Acceptance Test |
 | HL | Hydrogen Line |
 | FLC | Forward Load Control |
 | SHTR | Shutter |
 | THC | Translational Hand Controller |
 | VLPS | Vandenberg Launch Processing System |
 | NM | Network Manager (GSFC) |
 | PLGSS | Payload Ground Support Systems |
 | IUS | Inertial Upper Stage |