| Acronym | Meaning |
| SESL | Space Environmental Simulation Laboratory |
| DCS | Dual Checkout Station |
| NPS | NASA PlanningStudies |
| SI | International System Of Units (ISU Preferred) |
| MSM | Manned SupportModule |
| SPART | Space ResearchandTechnology |
| PRSS | Problem Report Squawk Sheet |
| LSST | Launch Site Support Team |
| ECC | Engineering Critical Component |
| SFPPL | Short Form Provisioning Parts List |