| Acronym | Meaning |
| VDD | Verification Description Document |
| PCC | Payload Control And Checkout |
| KBAC | Kennedy Booster Assemblv Contractor |
| HDG | Heading |
| PGHM | Payload Ground Handling Mechanism |
| CTL | Central Or Control |
| DTP | Detail Test Plan |
| TCU | TaPe Control Unit |
| CCN | Contract Change Notice |
| RAL | ResPonsibiiitV Aslignment List |