| Abbreviation | Definition |
|---|---|
| AMEC | Aviation Structural Mechanic (safety Equipment) Chief Petty Officer |
| AMFAC1 | Aviation Machinist's Mate (flt Engineer-combat Acm) 1st Class Petty Officer |
| AMFAC2 | Aviation Machinist's Mate (flt Engineer-combat Acm) 2nd Class Petty Officer |
| AMFAC3 | Aviation Machinist's Mate (flt Engineer-combat Acm) 3rd Class Petty Officer |
| AMH1 | Aviation Structural Mechanic (hydraulic) Petty Officer 1st Class |
| AMH2 | Aviation Structural Mechanic (hydraulic) Petty Officer 2nd Class |
| AMH3 | Aviation Structural Mechanic (hydraulic) Petty Officer 3rd Class |
| AMHAA | Aviation Structural Mechanic (hydraulic) Airman Apprentice |
| AMHAN | Aviation Structural Mechanic (hydraulic) Airman |
| AMHAR | Aviation Structural Mechanic (hydraulic) Airman Recruit |
| AMHC | Aviation Structural Mechanic (hydraulic) Chief Petty Officer |
| AMM1 | Aviation Machinist's Mate 1sr Class Petty Officer |
| AMM2 | Aviation Machinist's Mate Petty Officer 2nd Class |
| AMM3 | Aviation Machinist's Mate 3rd Class Petty Officer |
| AMMAC1 | Aviation Machinist's Mate (combat Air Crewman) 1st Class Petty Officer |
| AMMAC2 | Aviation Machinist's Mate (combat Air Crewman) 2nd Class Petty Officer |
| AMMAC3 | Aviation Machinist's Mate (combat Air Crewman) 3rd Class Petty Officer |
| AMMC1 | Aviation Machinist's Mate (carburetor Mechanic) 1st Class Petty Officer |
| AMMC2 | Aviation Machinist's Mate (carburetor Mechanic) 2nd Class Petty Officer |
| AMMC3 | Aviation Machinist's Mate ((carburetor Mechanic)) 3rd Class Petty Officer |