| Acronym | Meaning |
| BDC | Bi-Directional Converter |
| CAU | Customer Acquisition Unit |
| PFTA | PaY[oad Flight Test Article |
| PBS | Protective Breathing System |
| DD&CS | Dedicated Display And Control Subsystem |
| MTE | Multisystem Test Equipment |
| ERSI | Elastomeric Reusable Surface Insulation |
| FCTF | Fuel Cell Test Facility |
| SMM | Solar Maximum Mission |
| ETD | Estimated Turnover Date |