| Acronym | Meaning |
| VZ | Velocity Along The Z-Axis |
| CCVA | Chamber Coolant Valve Actuator |
| V-A | Volt-Ampere |
| FH | Flex Hose |
| RFI | Request For Information |
| DC | DCASData Collection And Analysis System |
| M&O | Maintenance And Operations |
| SPIF | Shuttle Payload Integration Facility |
| CSR | Crew Station Review |
| CMPTR | Computer |