| Acronym | Meaning |
| GA | Glide Angle |
| MMCA | Mid Motor Controller Assembly |
| PFCS | Primary Flight Control System |
| TAC | Kennedy Space Center Landing Site |
| FT | Flight Test |
| HAS | Hydraulic Actuation System |
| GVTA | Ground Vibration Test Article |
| VPK | Volts Peak |
| OR | Outer Roll |
| VDI | Vertical Display Indicator |