| Acronym | Meaning |
| G/A | Ground-to-Air |
| MS | Machine Screw |
| SLD | Stiff-Leg Derrick |
| KOM | KSC Operation Instruction |
| MERL | Materials Engineering Research Laboratory |
| IH/SR | Integration Hardware And Software Review |
| SAL | Shuttle Avionics Laboratory |
| RFD | Requirements Formulation Document |
| IOF | Initial Operational Flight |
| BAC | Booster Assembly Contractor |