| Abbreviation | Definition |
|---|---|
| DMSR | aftsman Seaman Recruit |
| DMSR | Draftsman Seaman Recruit |
| DMSR | Illustrator Draftsman Seaman Recruit |
| DMSR | lustrator Draftsman Seaman Recruit |
| DMSSA | aftsman (structual) Seaman Apprentice |
| DMSSA | Draftsman (structual) Seaman Apprentice |
| DMSSN | aftsman (structual) Seaman |
| DMSSN | Draftsman (structual) Seaman |
| DMSSR | aftsman (structual) Seaman Recruit |
| DMSSR | Draftsman (structual) Seaman Recruit |
| DMT1 | aftsman (topographic) Petty Officer 1st Class |
| DMT1 | Draftsman (topographic) Petty Officer 1st Class |
| DMT2 | aftsman (topographic) Petty Officer 2nd Class |
| DMT2 | Draftsman (topographic) Petty Officer 2nd Class |
| DMT3 | aftsman (topographic) Petty Officer 3rd Class |
| DMT3 | Draftsman (topographic) Petty Officer 3rd Class |
| DMTC | aftsman (topographic) Chief Petty Officer |
| DMTC | Draftsman (topographic) Chief Petty Officer |
| DMTSA | aftsman (topographic) Seaman Apprentice |
| DMTSA | Draftsman (topographic) Seaman Apprentice |