| Abbreviation | Definition |
|---|---|
| ADFAN | Aviation Machinist's Mate (flight Engineer) Airman |
| ADFAR | Aviation Machinist's Mate (flight Engineer) Airman Recruit |
| ADFC | Aviation Machinist's Mate (flight Engineer) Chief Petty Officer |
| ADG1 | Aviation Machinist's Mate (carburetor Mechanic) Petty Officer 1st Class |
| ADG2 | Aviation Machinist's Mate (carburetor Mechanic) Petty Officer 2nd Class |
| ADG3 | Aviation Machinist's Mate (carburetor Mechanic) Petty Officer 3rd Class |
| ADGAA | Aviation Machinist's Mate (carburetor Mechanic) Airman Apprentice |
| ADGAN | Aviation Machinist's Mate (carburetor Mechanic) Airman |
| ADGAR | Aviation Machinist's Mate (carburetor Mechanic) Airman Recruit |
| ADGC | Aviation Machinist's Mate (carburetor Mechanic) Chief Petty Officer |
| ADJ1 | Aviation Machinist's Mate (jet Engine Mechanic) Petty Officer 1st Class |
| ADJ2 | Aviation Machinist's Mate (jet Engine Mechanic) Petty Officer 2nd Class |
| ADJ3 | Aviation Machinist's Mate (jet Engine Mechanic) Petty Officer 3rd Class |
| ADJAA | Aviation Machinist's Mate (jet Engine Mechanic) Airman Apprentice |
| ADJAN | Aviation Machinist's Mate (jet Engine Mechanic) Airman |
| ADJAR | Aviation Machinist's Mate (jet Engine Mechanic) Airman Recruit |
| ADJC | Aviation Machinist's Mate (jet Engine Mechanic) Chief Petty Officer |
| ADMN | Assistant Deputy Minister Naval |
| ADP1 | Aviation Machinist's Mate (propeller Mechanic) Petty Officer 1st Class |
| ADP2 | Aviation Machinist's Mate (propeller Mechanic) Petty Officer 2nd Class |