Scottish Thistle Export Group (SAUS)
Simulated Timebase and Echo Generator (SAUS)
Solar Thermoelectric Generator (SAUS)
Staatliche Gesellschaft zur Erfassung von Ruestungsgut - German Public Corporation for the Collection and Distribution of War Materials
Stegall Milling Company - Common carrier symbol
Stew-Gar - NCIC trailer make code
Supersonic Transport Evaluation Group