| Acronym | Meaning |
| CSS | Control Stick Steering |
| RHCM | Relative Humidity Control/Monitor |
| MSG | Mission SupportGroup |
| OMR | Operations And Maintenance Requirements |
| HRAA | High Rate Acquisition Assembly |
| LF | Low Frequency |
| MAJ | Major |
| SPF | Software Production Facility |
| SV | Space Vehicle |
| GASPI | Guidance Attitude Space Position Indicator |