| Acronym | Meaning |
| PCS | Payload Control Supervisor |
| PDRD | Procurement Data Requirements Document |
| MSVP | Master Shuttle Verification Plan |
| RM | Redundancy Management |
| CS | STS Cargo Operations (KSC Directorate) |
| OIS | Operational Intercommunication System |
| OML | Outer Mold Line |
| PY | Program Year |
| SUPT | Support |
| MVA | Megavolt Ampere |