| Acronym | Meaning |
 | LSE | Launch Support Equipment |
| GCOS | Ground Computer Operating System |
| MSBLS | Microwave Scanning Beam Land Station |
| SOARS | Shuttle Operation Automated Reporting System |
| IUS | Interim/intermediate UPper State |
| ERG | Ergometer |
| EVLSS | Extravehicular Life Support System |
| RD | Radiation Detection |
| PIIN | Procurement Instrument Identification Number |
| NR | Noise Rating |
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