| Acronym | Meaning |
| PDRSS | Payload Development And Retrieval System Simulator |
| USBS | Unified S-Band System (Subsystem) |
| CTE | CentralTimingEquipment |
| FCA | Forward Controller Assembly |
| LB | Load Bank |
| STG | Stage |
| MIN | Minimum |
| ICF | Interface Control Function |
| PACAS | Personnel Access Control Accountability System |
| PSRD | Program Support Requirements Document |