| Acronym | Meaning |
| TP | Type |
| MTF | Mississippi Test Facility (now NSTL) |
| PSE | Payload Service Equipment |
| MMU | Mass Memory Unit |
| IPS | Interface Problem Sheets |
| HZ | Hertz (Cycles Per Second) |
| IMPD | Impedance |
| OMA | Operations Maintenance Area |
| SOCA | R Shuttle Operational Capability Assessment Report |
| CWG | Constant Wear Garment |