| Acronym | Meaning |
| CCA | Coolant Control Assembly |
| MDA | Maintainability Design Approach |
| SAS | StabilitY Augmentation SubsYstem |
| MM | Main Memory |
| FIO | Furnished And Installed By Others |
| EOS | Emergency Oxygen Supply |
| STC | Spacecraft Test Conductor |
| MPMP | Mass Properties Management Plan |
| PWA | Product Work Authorization |
| TTC | Tunnel Thermal Control |