| Acronym | Meaning |
 | FLT | Floating |
| S&E | Science And Engineering (MSFC Directorate) |
| OHMM | Ohmmeter |
| FMOFEV | First Manned Orbital Flight With EVA |
| RECERT | Recertification |
| IMU | Inertial Measurement Unit |
| PMS | Performance Monitoring System |
| HF | Horizontal Flight |
| SSC | Shuttle System Contractor |
| SPPIL | Shuttle Preferred Pyrotechnic Items List |
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