| Acronym | Meaning |
| MLB | Multilayer Board |
| S/N | Serial Number |
| PRSD | Power Reactant Supply And Distribution |
| MTU | MobileTrainingUnit |
| RVDT | Rotary Variable Differential Transducer |
| POP | Perpendicular-to-Orbit Plane |
| DDT&E | Design |
| TDD | Task Description Document |
| PIL | Procurement Instrument Identification |
| MCC-H | Mission Control Center-Houston |