| Acronym | Meaning |
| RPLC | Replace |
| BACS | Body Axis Coordinate System |
| HV | High Voltage |
| SPI | Surface Position Indicator |
| SDSS | Space Division Shuttle Simulator |
| SMS | Shuttle Mission Simulator |
| RM | Redundancy Management |
| MRL | Material Requirements List |
| SKD | Singer |
| PICP | Program Interface Control Plan |