| Acronym | Meaning |
| TR | Thrust Reverser |
| SSC | Single-Stage Command |
| CAM | R Camera |
| CD | Candella (Luminous Intensity) |
| SOL | Solenoid |
| TSSU | Test Signal Switching Unit |
| IHTV | Interim Hypersonics Test Vehicle |
| MILA | Merritt Island Launch Area |
| ERA | Electrical Replaceable Assembly |
| GNC | GuGNCGuidance And Navigation COmPuter |