| Acronym | Meaning |
| SPA | Space Processing Application |
| NS | Nickel Steel |
| EMK | Emergency Medical Kit |
| RVN | Requirements Verification Network |
| MEWG | Maintenance Engineering Working Group |
| PDI | Payload DePloyment And Retrieval System |
| ILS | IntegratedLogistics Support |
| GSTDN | Ground Space Flight Tracking And Data Network |
| D&P | Drain And Purge |
| DAF | Data Acquisition Facility |