| Acronym | Meaning |
 | SCRG | SYstem Change Review Group (MSFC) |
| WSTF | White Sands Test Facility |
| SCBD | Seller's Approved Configuration Ase Ine |
| P/N | Part Number |
| MTA | Major Test Article |
| CB | Center Of Buoyancy |
| SIO | Systems Integration Office |
| EVC | Extravehicular Communications |
| SIL | Sound Interference Level |
| E-P | Electron/Proton |
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