| Acronym | Meaning |
| EMU | Extravehicular Mobility Unit |
| COB | Communications Office Building |
| SMVP | Shuttle Master Verification Plan |
| EPDU | Electrical Power Distribution Unit |
| MEL | Minimum Equipment List |
| M | PTPMain Propulsion Test Program |
| QDS | Quality Data System |
| CI | Configuration Inspection |
| SCATS | Storage |
| BLK | Block |