| Acronym | Meaning |
| GT | Ground Team |
| SBA | Small Business Administration |
| RPT | Resident Provisioning Team |
| HIPC | High Chamber Pressure |
| TVTA | Thermal Vacuum Test Article |
| SACS | Systems Software Avionics Command SuPport |
| NIL | NNIL No Limit (NL Preferred) |
| PCU | Payload Checkout Unit |
| GCV | Gaseous Oxygen Control Valve |
| BP | C/SCounts Per Second |