| Acronym | Meaning |
| LNDG | Landing |
| OUP | OFS UPlink Processor |
| SAG | E SAILShuttle Avionics Integration Laboratory |
| SSMECA | Space Shuttle Main Engine Controller Assembly |
| NFCS | NNFCSNuclear Forces Communications Satellite |
| NET | NNET Network (N/W Preferred) |
| TCRSD | Test And Checkout Requirements Spec. Documentation |
| DPP | D'isposit'lon Record |
| PSS | Payload Support System |
| RAD | Radar |