| Acronym | Meaning |
| RTG | Radioisotope Thermoelectric Generator |
| GMIL | SpGMILSpaceffight Tracking And Data Network (STDN) |
| MTTFF | Mean Time To First Failure |
| PMC | Procurement Method Code |
| MTO | Maximum Time Out |
| MYTA | MMYTAMaintainability Task Analyses |
| CT | Current Transformer |
| BP | C-CCarbon-Carbon |
| SLA | ERNO Spacelab Product Assurance Department |
| OOD | OrbiterOn-Dock |