| Abbreviation | Definition |
|---|---|
| ALC | Aviation Electronicsman Chief Petty Officer |
| ALSE | Available Logistics Support Element |
| AM | Armorer's Mate |
| AM1 | Aviation Metalsmith 1st Class Petty Officer |
| AM1 | Aviation Structural Mechanic Petty Officer 1st Class |
| AM2 | Aviation Metalsmith Petty Officer 2nd Class |
| AM2 | Aviation Structural Mechanic Petty Officer 2nd Class |
| AM3 | Aviation Metalsmith Petty Officer 3rd Class |
| AM3 | Aviation Structural Mechanic Petty Officer 3rd Class |
| AMAA | Aviation Structural Mechanic Airman Apprentice |
| AMAN | Aviation Structural Mechanic Airman |
| AMAR | Aviation Structural Mechanic Airman Recruit |
| AMC | Aviation Structural Mechanic Chief Petty Officer |
| AMCS | Aviation Structural Mechanic Senior Chief Petty Officer |
| AME1 | Aviation Structural Mechanic (safety Equipment) Petty Officer 1st Class |
| AME2 | Aviation Structural Mechanic (safety Equipment) Petty Officer 2nd Class |
| AME3 | Aviation Structural Mechanic (safety Equipment) Petty Officer 3rd Class |
| AMEAA | Aviation Structural Mechanic (safety Equipment) Airman Apprentice |
| AMEAN | Aviation Structural Mechanic (safety Equipment) Airman |
| AMEAR | Aviation Structural Mechanic (safety Equipment) Airman Recruit |