| Acronym | Meaning |
| VSA | Verification Site Approval |
| SSUS | Spinning Solid Upper Stage |
| ECA | Engineering Change Analysis |
| S/F | Single Flow |
| SPART | Space ResearchandTechnology |
| SF | Subcontractor Furnished |
| CST | Central Standard Time |
| MST | Measurement Status Table |
| SMS | Shuttle Mission Simulator |
| RMRS | Repeatable Maintenance And Recall System |