| Acronym | Meaning |
| ORG | Organization |
| RSS | Range SafetySwitch |
| CB/DC | Circuit Breaker (dc Only) |
| MRA | Mechanical Readiness Assessment |
| SL | Sea Level |
| FDAI | Flight Director Attitude Indicator |
| RT | Rate |
| SPICE | SPacelab Payload Integration And Coordination In |
| DBGMP | DBIAData Bus Interface Adapter |
| RFQ | Request For Quotation |