| Acronym | Meaning |
| MOM | Moment |
| SUMS | Shuttle Upper Atmosphere Mass Spectrometer |
| DFRN | Differential |
| NOT | RequireNot Required |
| PVT | Pressure/Volume/Temperature |
| BCCT | Break Control Command Transducers |
| PHF | Payload Handling Fixture |
| ACRV | Assured Crew Return Vehicle |
| MLR | MDM Launch Right |
| NORDSAT | Scandinavian Countries Broadcast Satellite |