| Abbreviation | Definition |
|---|---|
| STGSN | Sonar Technician (surface) Seaman |
| STGSR | Sonar Technician (surface) Seaman Recruit |
| STGSTD | Steerage Steward |
| STM1 | Steward's Mate 1st Class Petty Officer |
| STM2 | Steward's Mate 2nd Class Petty Officer |
| STM3 | Steward's Mate 3rd Class Petty Officer |
| STS1 | Sonar Technician (submarine) Petty Officer 1st Class |
| STS2 | Sonar Technician (submarine) Petty Officer 2nd Class |
| STS3 | Sonar Technician (submarine) Petty Officer 3rd Class |
| STSA | Sonar Technician Seaman Apprentice |
| STSC | Sonar Technician (submarine) Chief Petty Officer |
| STSCCS | Sonar Technician (submarine) Senior Chief Petty Officer |
| STSN | Sonar Technician Seaman |
| STSR | Sonar Technician Seaman Recruit |
| STSSA | nar Technician (submarine) Seaman Apprentice |
| STSSA | Sonar Technician (submarine) Seaman Apprentice |
| STSSN | nar Technician (submarine) Seaman |
| STSSN | Sonar Technician (submarine) Seaman |
| STSSR | nar Technician (submarine) Seaman Recruit |
| STSSR | Sonar Technician (submarine) Seaman Recruit |