| Acronym | Meaning |
| MTEF | Fluid Maintenance Test Equipment |
| R&DO | Research And Development Operations (MSFC) |
| EMS | Entry Monitor Subsystem |
| SATAF | Shuttle Activation Task Force |
| TO | Technical Order |
| RAUIS | Remote Acquisition Unit Interconnecting Station |
| FESL | Failure Effects Summary List |
| LN | Line |
| FMR | Field Modification Request |
| PTA | Positest Analysis |