| Acronym | Meaning |
| INTERFACE | DInterface Document |
| PSP | Payload Signal Processor |
| RC | Reverse Current |
| FM | Frequency Modulation (Modulated) |
| PSCL | Propellant Systems Cleaning Laboratory |
| JPOC | JSC Payload Operations Center |
| PDCR | Proprietary Data Control Record |
| ASRS | Automated Support Requirements System |
| SIA | Shuttle Induced Atmosphere |
| HESS | High Energy Squib Simulator |