| Acronym | Meaning |
| PGWG | Particles And Gasses Working Group |
| CI | Certification Inspection |
| GFAE | Government Furnished Aerospace Equipment |
| ARTS | Automated Resource Tracking System - ARTEMIS |
| SSPDA | Space Shuttle Payload Data Activity |
| MACH | Velocity Relative To The Speed Of Sound |
| SCCM | Standard Cubic Centimeters Per Minute |
| LCA | Load Controller Assembly |
| NCC | NASA Class Code |
| MAL | Mobile Airlock |