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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 mm ...
The XM312 is a heavy machine gun derived from the XM307 25 mm autocannon and chambered for the .50 BMG cartridge. It was designed in response to a request by the U.S. military for a replacement for the aging M2 Browning heavy machine gun, and as a complement to the heavier XM307 Advanced Crew Served Weapon grenade launcher.
The XM214 was first developed for aircraft applications. Later General Electric developed it into a man-portable weapon system, known as the GE Six-Pak. The complete Six-Pak system weighed 85 pounds (38.5 kg) with 1,000 rounds of ammunition, comparable in weight to some heavy machine guns. The basic gun in the Six-Pak weighed 27 pounds, or 12.2 kg.
The M2 .50 caliber heavy machine gun and MK19 automatic grenade launcher (40 mm) are available for use by dismounted infantry, though they are more commonly vehicle-mounted. Precision fire is provided by the M110 Semi-Automatic Sniper System and M40A3, A5, A6 bolt-action sniper rifle.
The M134 Minigun is an American 7.62×51mm NATO six-barrel rotary machine gun with a high rate of fire (2,000 to 6,000 rounds per minute). [2] It features a Gatling-style rotating barrel assembly with an external power source, normally an electric motor.
The GAU-19/A is designed to accept standard NATO .50 caliber M9-linked ammunition. The rate of fire is selectable to be either 1,000 or 2,000 rounds per minute. The Humvee armament kit version fires at 1,300 rounds per minute. The average recoil force when firing is 382 lb/ft, 495 lb/ft or 629 lb/ft depending on firing rate.
The M85 was the standard heavy tank machine gun for the M60 series, and was also used on the LVTP-7 amphibious vehicle. It is an air-cooled, recoil operated machine gun, has a short receiver and quick change barrel, and can be configured for left or right hand feeding. The M85 is significantly lighter than the M2 by 20 lb (9.1 kg) and ...
Soviet Stechkin APS and suppressed APB select-fire machine pistols, introduced into Soviet service in 1951. A machine pistol is a handgun that is capable of fully automatic fire, including stockless handgun-style submachine guns. [1] The Austrians introduced the world's first machine pistol, the Steyr Repetierpistole M1912/P16, during World War ...