| Acronym | Meaning |
| SSPD | Shuttle System Payload Description |
| VATA | Vibro-Acoustic Test Article |
| MCA | Maximum Crossing Altitude |
| SSR | Shop Support Request |
| OM | Operational Mid DSC Or MDM |
| TASPR | Turnaround Time |
| DV | Designee For Verification |
| SIG | CONDR Signal Conditioner |
| EDDR | Electron DiPole-DiPole Reservoir |
| EXTD | Extend |