| Acronym | Meaning |
 | CCU | Communications Carrier Umbilical |
| HCMM | Heat Capacity Mapping Mission |
| DCU | Display And Control Unit |
| PL/SNSR | Payload Sensor |
| STC | Standard Test Configuration |
| PSAC | Presidential Scientific Advisory Committee |
| CCP | Configuration Change Point |
| GSE | Ground Support Equipment |
| B-1 | DIV B-1 Division (Rockwell) |
| LB | Load Bank |
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