| Acronym | Meaning |
 | MU | Multiple Unit |
| SURS | Standard Umbilical Retraction System |
| O/D | On Dock |
| HDDR | High-Density Digital Recorder |
| GFAE | Government Furnished Aircraft Equipment |
| DL | Electronics Engineering (KSC DE Dir.) |
| DET | Detail |
| PCM | Power Control Mission |
| HSU | Helium Service Unit |
| RHS | Rocketdyne Hybrid Simulator |
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