AD

AD Community Overview (ACTIVE)

AFCM Community Overview (ACTIVE)

AD Career Path
 

Aviation Machinist's Mates are aircraft engine mechanics. They inspect, adjust, test, repair and overhaul aircraft engines and propellers. ADs also perform routine maintenance, prepare aircraft for flight and assist in handling aircraft on the ground. 

General Description 
 
Aviation Machinist's Mates are aircraft engine mechanics. They inspect, adjust, test, repair and overhaul aircraft engines and propellers. ADs also perform routine maintenance, prepare aircraft for flight and assist in handling aircraft on the ground. 

What They Do

The duties performed by ADs include:
maintaining and servicing aircraft engine, fuel and lubrication systems; handling and servicing aircraft ashore or aboard ship; performing complete aircraft turboshaft/turboprop engine repair; determining reasons for engine degradation via spectrometric oil analysis tests; evaluating jet engine performance, using jet test cells for fixed turbojet engines; performing helicopter maintenance, installing and maintaining engines, drive accessories and gear boxes; performing propeller repairs.

Working Environment

People in this rating work at sea or ashore, on hangar and flight decks, in shops and on airstrips. They may work in clean or dirty areas, but they are almost always working in noisy environments. They work closely with others, do mostly physical work and require little supervision. 
 
Requirements

ASVAB: VE+MK+EI=152 OR VE+MK+AS=152
Must have normal color perception
Must have normal hearing
Notes: Normal hearing required. Frequencies: 3000hz 4000hz 5000hz 6000hz Average hearing threshold level in these four frequencies must be less than 30db, with no level greater than 45db in any one frequency. If hearing level exceeds these limits, the applicant is enlistment ineligible for the rating.