| Acronym | Meaning |
| DI | Data Integrator |
| PSF | Processing And Staging Facility (SRB) |
| POST | Payload Operations SuPport Team |
| NSP | Network Signal Processor |
| SPL | Scratch Pad Line |
| EB | Emergency Box |
| GCHX | Ground Cooling Heat Exchanger |
| STDN | Spaceflight Tracking And Data Network |
| ESCU | Extended Service And Cooling Umbilical |
| UDF | Utility And Data Flow |