| Acronym | Meaning |
| ICMS | Indirect Cost Management SYstem |
| CCBD | Configuration Control Board Directive |
| SCC | Safety Control Center |
| ROB | Right Outboard |
| HAL | Houston Aerospace Language |
| IDMM | Intermediate And Depot Maintenance Manual |
| FRCS | Forward Reaction Control System |
| FCSS | Fuel Cell Servicing System |
| MTP | Manufacturing Technical Procedure |
| TMC | Test Monitoring Console |