| Acronym | Meaning |
| SCC | Safety Control Center |
| MDD | Mate/demate Device |
| VE | Vehicle Engineering (KSC VBO Directorate) |
| MCF | Maintenance And Checkout Facility |
| WTR | Western Test Range |
| RGA | Rate Gyro Assembly |
| RPP | Reinforced Pyrolytic Plastic |
| EPOC | External Payload Operations Center |
| BLV | Bleed Valve |
| SMTAS | Shuttle Model Test And Analysis System |