| Abbreviation | Definition |
|---|---|
| ESWSR | Welfare And Recreation Leader Seaman Recruit |
| ESX1 | ecialist Petty Officer First Class |
| ESX1 | Specialist Petty Officer First Class |
| ESX2 | ecialist Petty Officer 2nd Class |
| ESX2 | Specialist Petty Officer 2nd Class |
| ESX3 | ecialist Petty Officer 3rd Class |
| ESX3 | Specialist Petty Officer 3rd Class |
| ESXC | ecialist Chief Petty Officer |
| ESXC | Specialist Chief Petty Officer |
| ESXSA | ecialist Seaman Apprentice |
| ESXSA | Specialist Seaman Apprentice |
| ESXSN | ecialist Seaman |
| ESXSN | Specialist Seaman |
| ESXSR | ecialist Seaman Recruit |
| ESXSR | Specialist Seaman Recruit |
| ET1 | ectronics Technician Petty Officer 1st Class |
| ET1 | Electronics Technician Petty Officer 1st Class |
| ET2 | ectronics Technician Petty Officer 2nd Class |
| ET2 | Electronics Technician Petty Officer 2nd Class |
| ET3 | ectronics Technician Petty Officer 3rd Class |