2A6X1 - Aerospace Propulsion

Air Force Enlisted Job Descriptions

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Aerospace Propulsion 2A6X1 Job Specialty in the Air Force is an enlisted job responsible for Inspecting, maintaining, modifying, testing, and repairing the air craft main propulsion methods. This will include knowledge and experience with planes with propellers, turboprops and turboshaft engines, jet engines, small gas turbine engines, and engine ground support equipment (SE).
Duties and Responsibilities:
Plans, organizes, and directs aerospace propulsion maintenance activities. Interprets and implements directives and publications pertaining to maintenance functions, including environmentally safe maintenance practices. Determines resource requirements, including facilities, equipment, and supplies. Inspects and evaluates maintenance activities.
Advises, performs troubleshooting, and determines repair procedures on aircraft engines. Diagnoses and repairs malfunctions using technical publications. Solves maintenance problems by studying drawings, wiring and schematic diagrams, technical instructions, and analyzing operating characteristics of aircraft engines and propellers. Inspects, certifies, and approves completed maintenance actions.

Removes, installs, inspects, repairs, and modifies engines, engine modules and components, and propellers and propeller components. Disassembles and assembles engines and propellers adhering to prescribed procedures. Prepares engines and propellers for installation, storage, or transportation. Tests components using bench mockups and test equipment. Installs and removes engines on test stands, and operates, evaluates, and performs test stand functions on engines. Accomplishes operator maintenance on test stands. Inspects and maintains engine ground SE. Operates and performs operator inspections on related SE. Selects, uses, and cares for special tools, hand tools, and test equipment. Uses and disposes of hazardous waste and materials.

Analyzes, interprets, and recommends maintenance actions based on unscheduled engine removals and engine monitoring system data. Coordinates with the base engine manager to analyze scheduled engine removals; recommends forecast actions to the weekly or monthly maintenance schedules.
Specialty Qualifications:

MINIMUM EDUCATION - High school diploma, GED with 15 college credits, preferred to have mechanic experience with classes in science, mechanics, and mathematics.



  • Knowledge is mandatory of mechanical, hydromechanical, electrical, and pneudraulic principles applying to jet and turboprop engines, and propellers; oil analysis principles; wear metal criteria and guidelines; concepts and application of maintenance directives; using and interpreting diagrams and technical publications; and the proper handling, use, and disposal of hazardous waste and materials.
  • Completion of appropriate aerospace propulsion maintenance courses for specialty
  • Normal color vision
  • Completion of a current National Agency Check, Local Agency Checks and Credit
  • Completion of 8.5 weeks of Basic Military Training
  • Must be between the ages of 17 and 39

Training. For award of AFSC 2A631B/C/D or E, completion of a basic, suffix specific, aerospace propulsion maintenance course is mandatory.

Experience. The following experience is mandatory for award of the AFSC indicated: (Note: See Explanation of Air Force Specialty Codes).

2A651A. Qualification in and possession of AFSC 2A631C, D, or E. Also, experience in functions such as installing, maintaining, or repairing aerospace aircraft jet engines.
2A651B. Qualification in and possession of AFSC 2A631B. Also, experience in functions such as installing, maintaining, or repairing aircraft turboprop or turboshaft propulsion engines or propellers.
2A671X. Qualification in and possession of AFSC 2A651X. Also, experience performing or supervising functions involving installation, repair, testing, or modification of engines or propellers.
2A691. Qualification in and possession of AFSC 2A671X. Also, experience managing or directing repair activities for aerospace aircraft engines, propellers, and associated maintenance functions.

Other. For entry into this specialty, normal color vision as defined in AFI 48-123, Medical Examination and Standards, is mandatory.​
Specialty Shredouts:
Suffix Portion of AFS to Which Related

A Jet Engines
B Turboprop and Turboshaft Propulsion
C TF33 CF6, F103, F108, F117, JT3D-3, TF33, TF34, TF39, PW 2020 Jet Engines
D F100, F119 Jet Engines
E F101, F110, F118, F404, J85 Jet Engines

NOTE: Shredout A is applicable to the 5- and 7-skill levels only. Shredout B is applicable to the 1-, 3-, 5-, and 7-skill levels. Shredouts C, D, and E are applicable at the 1- and 3-skill levels only. Shredouts C, D, and E merge to form shredout A at the 5-skill level.

Deployment Rate for this AFSC

Strength Req : G

Physical Profile: 333132

Citizenship: Yes

Required Aptitude Score: 2A6X1A/C/D/E: M-38 (Changed to M-40, effective 1 Jul 04).

2A6X1B: M-51 (Changed to M-56, effective 1 Jul 04).

Possible Assignment Locations

Where planes fly, land, and are maintained.

The Airman skilled as an Aerospace Propulsion 2A6X1 Job Specialty manages aerospace propulsion functions and activities. Related DOD Occupational Subgroup: 601.