| Acronym | Meaning |
| CRD | Change Request Disposition |
| LL | Long Line |
| TX | Transmit Channel |
| PREL | Preliminary |
| MIS | Manipulator Jettison System (Subsystem) |
| EDPM | Electronic Data Processing Machine |
| CES | Control Electronics System |
| SFA | Sun Finder Assembly |
| BA | Breathing Air |
| CLSO | Contingency Landing Support Officer |