MILITARY OCCUPATIONAL SPECIALTY CODES8300.10 CHG 9 8/13/93 22-8 Vol. 2 FIGURE 22-1. MILITARY OCCUPATIONAL SPECIALTY CODES Following are both the updated and the older MOS codes for the Navy, Marine Corps, and Coast Guard. The new codes are used for active duty time after January, 1990. The older codes are still valid for persons wishing to credit their military aviation maintenance experience toward meeting the requirements of the FAA airframe and powerplant mechanic certificate
U.S. Coast Guard
US COAST GUARD CODES Updated MOS Codes Title (in black) Creditable Experience (in red)
AD-02 Turboshaft Engines Powerplant AM-01 Structures Airframe
Old MOS Codes Title (in black) Creditable Experience (in red)
AD Aviation Machinist Mate Powerplant
AM Aviation Structural Mechanic Airframe
U.S. Navy
US NAVY CODES Updated MOS Codes Title (in black) Creditable Experience (in red)
AD-6402 Reciprocating Engine Technician Powerplant
AD-6409 J-57 Turbojet Engine Mechanic Powerplant
AD-6410 F-110 Turbofan Jet Engine Technician Powerplant
AD-6414 TF-41 Turbofan Jet Engine Technician Powerplant
AD-6415 TF-30 Turbofan Jet Engine Mechanic Powerplant
AD-6416 J-52 Turbojet Engine Mechanic Powerplant
AD-6417 T-400 Turboshaft Jet Engine Mechanic Powerplant
AD-6418 T-56 Turboprop Engine Mechanic Powerplant
AD-6419 T-58 Turboshaft Jet Engine Mechanic Powerplant
AD-6420 T-404 Turbofan Jet Engine Mechanic Powerplant
AD-6421 TF-34 Turbofan Jet Engine Mechanic Powerplant
AD-6423 T-56-425/426 Turboprop Engine and Propeller Mechanic Powerplant
AD-6424 T-64 Turboshaft Jet Engine Mechanic Powerplant
AD-6426 T-700 Turboshaft Jet Engine Mechanic Powerplant
8300.10 CHG 9 8/13/93 22-12 Vol. 2 US NAVY CODES (continued)
AD-6427 J-85 Turboshaft Engine Mechanic Powerplant
AM-7232 Structural Repair Technician Airframe
Old MOS Codes Title (in black) Creditable Experience (in red)
AD Aviation Machinist Mate Powerplant
ADJ Aviation Machinist Mate Powerplant
ADR Aviation Machinist Mate Powerplant
AM Aviation Structural Mechanic Airframe
AME Aviation Structural Mechanic Airframe
AMH Aviation Structural Mechanic Airframe
AMS Aviation Structural Mechanic Airframe
US MARINE CORPS CODES Updated MOS Codes Title (in black) Creditable Experience (in red)
6092 Aircraft Structures Mechanic A-4/TA-4/OA-4 Airframe
6093 Aircraft Structures Mechanic A-6/EA-6 Airframe
6094 Aircraft Structures Mechanic F-4/RF-4 Airframe
6095 Aircraft Structures Mechanic AV-8/TAV-8 Airframe
6096 Aircraft Structures Mechanic KC-130 Airframe
6097 Aircraft Structures Mechanic F/A-18 Airframe
6098 Aircraft Structures Mechanic OV-10 Airframe
6142 Helicopter Structures Mechanic CH-46 Airframe
6143 Helicopter Structures Mechanic CH-53 Airframe
6144 Helicopter Structures Mechanic U/AH-1 Airframe
6022 Aircraft Powerplant Mechanic J-52 Powerplant
6023 Aircraft Powerplant Mechanic T-76 Powerplant
6024 Aircraft Powerplant Mechanic J-79 Powerplant
6025 Aircraft Powerplant Mechanic Rolls Royce Pegasus Powerplant
6026 Aircraft Powerplant Mechanic T-56 Powerplant
6027 Aircraft Powerplant Mechanic F-404 Powerplant
6122 Helicopter Powerplant Mechanic T-58 Powerplant
6123 Helicopter Powerplant Mechanic T-64 Powerplant
6125 Helicopter Powerplant Mechanic T-400 Powerplant
U.S. Marine Corps
8/13/93 8300.10 CHG 9 Vol. 2 22-13 US MARINE CORPS CODES (Continued)
Old MOS Codes Title (in black) Creditable Experience (in red)
6012 Aircraft Mechanic Airframe
6013 Aircraft Mechanic Airframe
6014 Aircraft Mechanic Airframe
6015 Aircraft Mechanic Airframe
6016 Aircraft Mechanic Airframe
6017 Aircraft Mechanic Airframe
6018 Aircraft Mechanic Airframe
6019 Aircraft Maintenance Chief Airframe & Powerplant
6022 Aircraft Powerplant Mechanic Powerplant
6023 Aircraft Powerplant Mechanic Powerplant
6024 Aircraft Powerplant Mechanic Powerplant
6025 Aircraft Powerplant Mechanic Powerplant
6026 Aircraft Powerplant Mechanic Powerplant
6027 Aircraft Powerplant Mechanic Powerplant
6028 Aircraft Powerplant Mechanic Powerplant
6029 Aircraft Powerplant Mechanic Powerplant
6042 Aircraft Structures Mechanic Airframe
6059 Aircraft Airframe Maintenance Chief Airframe
6092 Aircraft Structures Mechanic Airframe
6093 Aircraft Structures Mechanic Airframe
6094 Aircraft Structures Mechanic Airframe
6095 Aircraft Structures Mechanic Airframe
6096 Aircraft Structures Mechanic Airframe
6097 Aircraft Structures Mechanic Airframe
6098 Aircraft Structures Mechanic Airframe
6112 Helicopter Mechanic Airframe
6113 Helicopter Mechanic Airframe
6114 Helicopter Mechanic Airframe
6119 Helicopter Maintenance Chief Airframe & Powerplant
6122 Helicopter Powerplant Mechanic Powerplant
6123 Helicopter Powerplant Mechanic Powerplant
6124 Helicopter Powerplant Mechanic Powerplant
6125 Helicopter Powerplant Mechanic Powerplant
6142 Helicopter Structures Mechanic Airframe
6143 Helicopter Structures Mechanic Airframe
6144 Helicopter Structures Mechanic Airframe