| Acronym | Meaning |
| SPF | Software Production Facility |
| PTR | Preliminary Test Report |
| FDIR | Recovery/Recognition |
| DCN | Drawing Change Notice |
| ABCL | As Built Configuration List |
| OPLF | Orbiter Processing And Landing Facility |
| MBCS | Motion-Base Crew Station (SMS) |
| I | LCCS Integrated Launch Control And Checkout System |
| LANDC | Instrumentation And Communication |
| RESIS | Resistance |