| Acronym | Meaning |
| SCGSS | Super Critical Gas Storage System |
| SERB | Systems Engineering Review Board |
| ATP | Accelerated Training Program |
| DMIA | Dual Multiplexer Interface Adapter |
| PPS | Pneumatic Power Subsystem |
| OPT | Option |
| R/L | Rate/Limited |
| QCOP | Quality Control Operating Procedure |
| ICAO | International Civil Aviation Organization |
| COAS | Crew(man) Optical Alignment Sight |