| Acronym | Meaning |
 | VSI | Vertical Speed Indicator |
| SID | Simulator Interface Devices |
| PACE | Prelaunch Automatic Checkout Equipment |
| MUA | Material(s) Usage Agreement |
| DIPL | Display Initial Program Load |
| SC | Support Contractor |
| EETB | Electronic Electrical Termination Building |
| SRF | Shuttle Refurbishment Facility |
| SUMS | Shuttle Upper-Atmosphere Mass Spectrometer |
| EPD | Electrical Power Distribution |
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