OCC Field 65Marine Corps photo by Cpl. Harley Robinson. Released for public use.

MOS OCC Field 65: Aviation Ordnance

For additional information, see the official Department of the Navy Headquarters Marine Corps MOS Manual:
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6516 Ordnance Quality Assurance/Safety Observer
(Ranks: MGySgt to Cpl) Ordnance Quality Assurance/Safety Observers (QASO’s) assigned to Organizational, Intermediate level work centers, Station Weapons, and Marine Training Units (schoolhouses) shall monitor and enforce safe handling of explosives and adherence to established procedures during all ordnance evolutions. QASO’s are responsible to the Commanding Officer and qualified/certified by the designated Ordnance Officer via By Direction authority.
Not Listed    
6531 Aircraft Ordnance Technician
Inspect, maintain, and repair weapons systems aboard various aircrafts. Ordnance technicians arm and disarm weapons used for military operations.
NAS Pensacola, FL FB Group  
6541 Aviation Ordnance Systems Technician
These technicians are responsible for the entire ordnance system which includes the stowage, testing, repairs, arming, disarming, and accountability of armament equipment and armament handling equipment. Air launched missiles and conventional munitions are also tested by marines in this MOS.
NAS Pensacola, FL FB Group  
6542 Ammunition Inventory Management Specialist
(Ranks: SSgt to LCpl) Ammunition Inventory Management Specialists are responsible for inventory management, requisitioning, issue and receipt reporting, asset maintenance, excess and disposal processing, preparation of transaction reporting (either Ammunition Transaction Reporting (ATR) or Transaction Item Reporting (TIR)), inspection and compliance with directives and reports applicable to Notice of Ammunition Reclassifications (NAR) and Ammunition Information Notices (AIN), preparation of shipping documents and shipping labels, bar code processing, space management including Net Explosive Weight (NEW) management for explosive arc and compatibility management, Load Plan management, and preparation of and management of Non-Combat Expenditure Allocations (NCEA) and augment requests.
Not Listed    
6591 Aviation Ordnance Chief
(Ranks: MGySgt to GySgt) The Aviation Ordnance Chief supervises the establishment and functions of aviation ordnance activities. The Aviation Ordnance Chief assists the Aviation Ordnance Officer with the daily planning, conduct, and execution of the ordnance section, division, or department.
Not Listed    
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#OccField65 includes the following MOS:
6516 Ordnance Quality Assurance/Safety Observer, MOS School:  N/A
6531 Aircraft Ordnance Technician, MOS School:  NAS Pensacola, FL
6541 Aviation Ordnance Systems Technician, MOS School:  NAS Pensacola, FL
6542 Ammunition Inventory Management Specialist, MOS School:  N/A
6591 Aviation Ordnance Chief, MOS School:  N/A
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