| Acronym | Meaning |
| ISSUING | AgeIssuing Agency |
| SCD | Specification Control Drawing |
| IPS | Initiating Reference Document |
| EVCS | Extravehicular Communications System |
| RAAB | Remote Application And Advisory Box |
| M-KG | Meter-Kilogram |
| SOTS | Suborbital Tank Separation |
| PIAR | Project Impact Analysis Report |
| NSS | Nitrogen Supply Subsystem |
| FOT | Flight Operations Team |