| Acronym | Meaning |
| STF | Spin Test Facility (see DSTF) |
| POL | Petroleum, Oil, And Lubricant |
| HIRAP | High-resolution Accelerometer Package |
| DFRF | Dryden Flight Research Facility |
| DACBU | Data Acquisition And Control Buffer Unit |
| U/W | Used With |
| CDA | Critical Design Audit |
| MUSS | Module Utility Support Structure |
| DI | Discrete Input |
| MBFP | Manufacturing Build And Flow Plan |