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The M2 light tank, officially Light Tank, M2, was an American light tank of the interwar period which saw limited service during World War II. The most common model, the M2A4, was equipped with one 37 mm (1.5 in) M5 gun and five .30 cal M1919 Browning machine guns .
The M2 machine gun or Browning .50 caliber machine gun (informally, "Ma Deuce") [13] [14] is a heavy machine gun that was designed near the end of World War I by John Browning. While similar to Browning's M1919 Browning machine gun, which was chambered for the .30-06 cartridge, the M2 uses Browning's larger and more powerful .50 BMG (12.7
This measures how quickly an automatic or semi-automatic firearm can fire a single cartridge. At the end of a cycle, the weapon should be ready to fire or begin firing another round. In an open bolt simple blowback weapon, this starts with pulling the trigger to release the bolt. The bolt pushes a cartridge into the barrel from a magazine and ...
Mitrailleuse d´Avion Browning - F.N. Calibre 13,2 mm airplane machine gun FN Five-seven pistol with 5.7×28mm cartridges P90 personal defense weapon United States sailor fires an M240B, a U.S. version of the FN MAG, adopted for infantry use in the 1990s Early M249 manufacture of FN Minimi U.S. Marine aiming FN 303 fitted with holographic weapon sight FN 5.7×28mm cartridges as used in P90 ...
It is designed to mount on a variety of vehicle platforms and supports the Mk 19 grenade launcher, 12.7 mm M2 .50 Caliber Machine Gun, 7.62 mm M240B Machine Gun, and 5.56 mm M249 Squad Automatic Weapon. The system is composed of two parts: the mount which is fixed to the exterior of the vehicle and the control group.
The original use of the recoil booster was to provide additional energy to move the large barrel/bolt mass on recoil operated machine guns. [ 7 ] At the start of WWI the primary German machine gun was the Maxim -based MG 08 , a water-cooled heavy machine gun equipped with a blank firing adapter but not a muzzle booster.
Closed-bolt designs are often used in rifles. The improved accuracy of closed-bolt weapons is more desirable, while the poorer heat dissipation is less of an issue for slower-firing weapons. In contrast, open-bolt designs are more often used in automatic weapons, such as machine guns. For fast-firing automatic weapons, heat will rapidly build ...
In Ordnance circles, the .30 AN/M2 Browning had the reputation of being the most difficult-to-repair weapon in the entire US small arms inventory. [10] The M2 also appeared in a twin-mount version which paired two M2 guns with opposing feed chutes in one unit for operation by a single gunner, with a combined rate of fire of 2,400 rpm.