| Abbreviation | Definition |
|---|---|
| ESMFR | derwater Mechanic Fireman Recruit |
| ESMFR | Underwater Mechanic Fireman Recruit |
| ESP1 | otogrammetry Assistant Petty Officer 1st Class |
| ESP1 | Photogrammetry Assistant Petty Officer 1st Class |
| ESP2 | otogrammetry Assistant Petty Officer 2nd Class |
| ESP2 | Photogrammetry Assistant Petty Officer 2nd Class |
| ESP3 | otogrammetry Assistant Petty Officer 3rd Class |
| ESP3 | Photogrammetry Assistant Petty Officer 3rd Class |
| ESPC | otogrammetry Assistant Chief Petty Officer |
| ESPC | Photogrammetry Assistant Chief Petty Officer |
| ESPSA | otogrammetry Assistant Seaman Apprentice |
| ESPSA | Photogrammetry Assistant Seaman Apprentice |
| ESPSN | otogrammetry Assistant Seaman |
| ESPSN | Photogrammetry Assistant Seaman |
| ESPSR | otogrammetry Assistant Seaman Recruit |
| ESPSR | Photogrammetry Assistant Seaman Recruit |
| ESR1 | ansportationman Petty Officer 1st Class |
| ESR1 | Transportationman Petty Officer 1st Class |
| ESR2 | ansportationman Petty Officer 2nd Class |
| ESR2 | Transportationman Petty Officer 2nd Class |