| Acronym | Meaning |
| FHC | Flight Half Coupling |
| IFTM | In-Flight Test Maintenance |
| RVDT | Rotary Variable Differential Transformer |
| OCF | Onboard Computational Facility |
| CMRB | Contractor Material Review Board |
| FSF | First Static Firing |
| SMW | Standard Materials Worksheet |
| SFA | Sun Finder Assembly |
| FEP | Front End Processor |
| GSE | Ground Servicing Equipment |