| Acronym | Meaning |
| H | AlH AlHazardous (Task Classification) |
| MODS | Modifications |
| E | LACS Extended Life Attitude Control System |
| MRB | Material Review Board |
| L&D | Landing And Deceleration |
| OAFTO | Orbiter Atmospheric Flight Test Office |
| SPA | Space Processing Application |
| DAS | Data Acquisition System |
| RIC | Resistance Inductance And Capacitance |
| FCC | Federal Communications Commission |