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M2 ball was the standard-issue ammunition for military rifles and machine guns until it was replaced by the 7.62×51mm NATO round in 1954. For rifle use, M2 ball ammunition proved to be less accurate than the earlier M1 cartridge; even with match rifles, a target group of 5 inches (130 mm) diameter at 200 yards (180 m) using the 150-grain (9.7 ...
T1IFC = 210 cartridges .50 linked (Ball M1), 105 rounds per metal ammo box M2, 2 × M2 ammo boxes per wooden crate. Volume : 0.93 Cubic Feet. T1IFW = 210 cartridges .50 linked (4 × Ball M33, 1 × TR M17), 105 rounds per metal ammo box M2, 2 × M2 ammo boxes per wooden crate.
Ball propellant (trademarked as Ball Powder by Olin Corporation and marketed as spherical powder by Hodgdon Powder Company [1]) is a form of nitrocellulose used in small arms cartridges. Ball propellant can be manufactured more rapidly with greater safety and less expense than extruded propellants.
Cartridge, caliber .50, ball, M2 This cartridge is used against personnel and unarmored targets. This bullet has an unpainted tip. Cartridge, caliber .50, armor-piercing (AP), M2 This cartridge is used against lightly armored vehicles, protective shelters, and personnel, and can be identified by its black tip.
The ball ammunition allowed reconnaissance and Special Operations units to utilize captured Communist Bloc weapons like the SKS carbine and AKM assault rifle. Most ball ammunition went to support Marshal Lon Nol's Cambodian Army (1970–1975), which was receiving reconditioned SKS carbines and AK-47s as military aid.
The Twin Cities Army Ammunition Plant was a United States Army ammunition plant located in Ramsey County, Minnesota in the current boundaries of the suburbs of Arden Hills and New Brighton, bounded by County Road I to the north, I-35W to the west, U.S. Route 10 to the southwest, County Highway 96 to the south, and Lexington Avenue to the east.
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The M2 has varying cyclic rates of fire, depending on the model. The M2HB air-cooled ground gun has a cyclical rate of 450–575 rounds per minute. [30] The early M2 water-cooled AA guns had a cyclical rate of around 450–600 rpm. [31] The AN/M2 aircraft gun has a cyclic rate of 750–850 rpm; this increases to 1,200 rpm for AN/M3 aircraft guns.