| Acronym | Meaning |
| M | Maintainability |
| INSTRUMENT | Ground |
| CIR | Configuration Inspection Report |
| CISS | Centaur Integrated Support Structure |
| RCC | Reinforced Carbon-Carbon |
| LA | Lanthanum |
| HAL | Houston Aerospace Language |
| SRSF | SRB Refurbishment And Subassembly Facility |
| RIV | Recirculation Isolation Valve |
| EOMF | End Of Minor Frame |