| Acronym | Meaning |
| DUA | Digital Uplink Assembly |
| PCO | Postcheckout |
| MDS | Management Data System |
| LPOTP | Low Pressure Oxidizer Turbopump |
| SDH | System Development Handbook |
| FL | Fault Identification |
| SPCC | STS Processing Control Center |
| RCA | Radio Corporation Of America (SATCOM) |
| CE | Cost Element |
| RDC | Request For Document Change |