| Acronym | Meaning |
| SS | System Summary |
| S@MSCC | Shuttle Mission Simulator Computer Complex |
| TPAD | Trunnion Pin Attachment Device |
| MA&P | Maintenance Analysis And Planning |
| D/L | Downlink |
| RI | Rockwell International |
| PREVLV | Prevalve |
| CFM | Customer Furnished Material |
| HOSC | Huntsville Operations Support Center |
| MDCA | Main Distribution Control Assembly |