| Acronym | Meaning |
| LSS | Landing |
| RHFEB | Right Hand Forward EquiPment Bay |
| CMR | Center Materials Representative |
| IDD | Interface Definition Document(s) |
| EQ | Equivalent |
| MDA | Maintainability Design Approach |
| S/W | Software |
| SSEOS | Space Shuttle Engineering And Operations Support |
| PFC | Power Factor Corrector |
| LA | Launch Abort |