| Acronym | Meaning |
 | PI | PaYload Interrogator |
| TMO | Tool Manufacturing Order |
| SSR | Staff SuPport Room |
| VT | STS Processing (KSC VO Dir.) |
| CICC | Cargo Integration Control Center |
| TAA | Temporary Access Authorization |
| W/O | Without |
| VAFB | Vandenberg Air Force Base |
| HLD | Hold |
| FDS | Flight Design And Scheduling |
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