| Acronym | Meaning |
 | SSC | L Shuttle System Commonality List |
 | MWP | MMWP Maximum Working Pressure |
 | CFM | Cubic Feet Per Minute |
 | CRB | Change Review Board |
 | ELDV | Electrically Operated Depressurization Valve |
 | POD | Payload Operations Division (JSC) |
 | DFRC | Hugh L. Dryden Flight Research Center |
 | US | United States |
 | TPM | Transfer Phase Midcourse |
 | RTS | Real-Time Supply |