| Abbreviation | Definition |
|---|---|
| SC | Statement of Capability |
| SC | Statement of Compatibility |
| SC | Stress Compensated |
| SC | Support Contractor |
| SC | Surface Command |
| SCA | Schedule Change Authorization |
| SCA | Sequence Control Assembly |
| SCA | Shuttle Carrier Aircraft |
| SCA | Simulation Control Area |
| SCA | Sneak Circuit Analysis |
| SCA | Special Camera Adapter |
| SCAMA | Station Conferencing and Monitoring Arrangement |
| SCAMA | Switching, Conferencing and Monitoring Arrangement |
| SCAMP | Supplemental Camera And Maneuvering Platform |
| SCAN | Antenna Scan |
| SCAN | Selected Current Aerospace Notices |
| SCAN | Shuttle Connector Analysis Network |
| SCAPE | Self-Contained Atmospheric Protective Ensemble |
| SCARAB | Submersible Cable Assistant Repair and Burial |
| SCARS | Serialized Control and Record System |