| Acronym | Meaning |
| GPBIM | General Purpose Buffer Interface Module |
| RPP | Reinforced Pyrolytic Plastic |
| SPIAP | Shuttle/Payload Integration Activities Plan |
| IAD | Interface Agreement Document |
| T/T | Terminal Timing |
| FSTE | Factory Special Test Equipment |
| ELDV | Electrically Operated Depressurization Valve |
| H-CITE | Horizontal-Cargo Integration Test Equipment |
| DRL | Data Requirements List |
| E/W | Energy Over Weight |