| Abbreviation | Definition |
|---|---|
| DCFA | mage Controlman Fireman Apprentice |
| DCFN | Damage Controlman Fireman |
| DCFN | mage Controlman Fireman |
| DCFR | Damage Controlman Fireman Recruit |
| DCFR | mage Controlman Fireman Recruit |
| DCG1 | Damage Controlman (shipboard) Petty Officer 1st Class |
| DCG1 | mage Controlman (shipboard) Petty Officer 1st Class |
| DCG2 | Damage Controlman ((shipboard)) Petty Officer 2nd Class |
| DCG2 | mage Controlman ((shipboard)) Petty Officer 2nd Class |
| DCG3 | Damage Controlman (shipboard) Petty Officer 3rd Class |
| DCG3 | mage Controlman (shipboard) Petty Officer 3rd Class |
| DCGC | Damage Controlman (shipboard) Chief Petty Officer |
| DCGC | mage Controlman (shipboard) Chief Petty Officer |
| DCGFA | Damage Controlman (shipboard) Fireman Apprentice |
| DCGFA | mage Controlman (shipboard) Fireman Apprentice |
| DCGFN | Damage Controlman (shipboard) Fireman |
| DCGFN | mage Controlman (shipboard) Fireman |
| DCGFR | Damage Controlman (shipboard) Fireman Recruit |
| DCGFR | mage Controlman (shipboard) Fireman Recruit |
| DCNI | Direction Construction Naval Internationale |