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Aviation Machinist's Mate is the only one of the four that is still in use today, making it the oldest U.S. Naval Aviation Rating still in service. [ 2 ] In April, 1948, the rating's abbreviation was changed from AMM to AD, but the insignia has not changed since 1921.
From left to right: the service dress blue rating badge for a special warfare operator first class and a boatswain's mate second class. United States Navy ratings are general enlisted occupations used by the U.S. Navy since the 18th century, which denote the specific skills and abilities of the sailor.
Machinist's Mate (or MM) is a rating in the United States Navy's engineering community. It is non-capitalised as machinist's mate when discussing the generic rating rather than as a proper noun when discussing a specific enlisted seaman (Machinist's Mate Jane Doe, MM John Doe) carrying that rating.
An enlisted member is known by the enlisted rating, for example a Machinist's Mate (MM), or by the enlisted rate, for example Petty Officer First Class (PO1). Often Navy enlisted members are addressed by a combination of rating and rate; in this example, this Machinist's Mate Petty Officer First Class may be addressed as Machinist's Mate 1st ...
A chief's full title is a combination of the two. Thus, a senior chief petty officer with the rating of machinist's mate would properly be called a senior chief machinist's mate, the abbreviation of which is MMCS. Each rating has an official abbreviation, such as MM for machinist's mate, QM for quartermaster, and YN for yeoman.
Union machinists assemble the 737 Max, Boeing’s bestselling airliner, along with the 777 or “triple-seven” jet and the 767 cargo plane at factories in Renton and Everett, Washington.
The AMH was for hydraulic systems (landing gear, brakes, flight controls and all related). The AMS was structural/sheet metal. Today's AM Rating began from the aviation metalsmith used between 1921 and 1948. In 2001, the AMS and AMH Ratings were merged to form the AM Rating, the AME Rating remains a separate and distinct rating.
Machinists voted down another offer — 35% raises over four years, and still no revival of pensions — on Oct. 23, the same day that Boeing reported a third-quarter loss of more than $6 billion ...