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The M61 Vulcan is a hydraulically, electrically, or pneumatically driven, six-barrel, air-cooled, electrically fired Gatling-style rotary cannon which fires 20 mm × 102 mm (0.787 in × 4.016 in) rounds at an extremely high rate (typically 6,000 rounds per minute).
Type 97 Sniper Rifle: Arisaka: 6.5×50mmSR Arisaka: Bolt-action Japan: 1937 Type 99 sniper rifle: 7.7×58mm Arisaka: Bolt-action Japan: 1939 AMU SDM-R: United States Army Marksmanship Unit: 5.56×45mm NATO: Direct impingement (select-fire) United States: 2004 Snipex T-Rex: XADO-Holding Ltd. 14.5×114mm: Bolt-action (single-shot) Ukraine: 2020 ...
The below table gives a list of firearms that can fire the 7.62×51mm NATO cartridge. This ammunition was developed following World War II as part of the NATO small arms standardization, it is made to replicate the ballistics of a pre-WWII full power rifle cartridge in a more compact package.
The first AC-130A Gunship IIs did away with the MXU-470/A mounts and instead used GAU-2/As, and not only had four 7.62mm GAU-2/A minigun mounts, but added four 20mm M61 Vulcan 6-barrel rotary cannons; this configuration was upgraded two years later in 1969 by removing two each of the GAU-2/As and M61s and adding two 40mm (1.58 in) L/60 Bofors ...
The M21 remained the Army's primary sniper rifle until 1988, when it was replaced by the M24 sniper weapon system; some M21s were later re-issued and used in the Iraq War. [ 12 ] [ 3 ] In standard military use, the M21 uses a 20-round box magazine as the other members of the M14 family and weighs 11 pounds (5.27 kg ) without the scope. [ 13 ]
The M61 Vulcan 20 mm autocannon is the best-known of a family of weapons designed by General Electric and currently manufactured by General Dynamics. The M61 is a six-barreled 20mm rotary cannon that fires at up to 6,600 rounds per minute. [5]
The longest confirmed kill in World War II was by German sniper Matthäus Hetzenauer at 1,100 metres (1,200 yd). The science of long-range sniping came to fruition in the Vietnam War. US Marine Gunnery Sergeant Carlos Hathcock held the record from 1967 to 2002 at 2,286 m (2,500 yd). [12] He recorded 93 official kills.
M24 sniper rifle, equipped with an AN/PVS-10 Sniper Night Sight (SNS) [9] Maximum effective range is given as 800 meters (875 yd), but record shots have been made with the M24 at over 1,000 meters (1,094 yd). Meanwhile, the standard optical sight has a maximum elevation adjustment of 1,000 meters (1,094 yd).