| Acronym | Meaning |
| UBIC | Universal Bus Interface Controller |
| RMC | Redundancy Management Control |
| G-11 | Gulfstream 11 (Shuttle Training Aircraft) |
| O/R | Oxygen Relief |
| MCP | Monitoring And Control Panel |
| TLM | Telemetry |
| FESL | Failure Effects Summary List |
| PKG | Package |
| TC | Thiokol Corporation |
| LHS | Left Hand Side |