mesin gun

Machine Gun, 7.62 mm, M60
M60 machine gun
Type	General-purpose machine gun
Place of origin	United States
Service history
In service	1957–present
Used by	See Users
Wars	Vietnam War Cambodian Civil War Cambodian–Vietnamese War The Troubles Gulf War War in Afghanistan Iraq War Cambodian–Thai border stand-off various others
Production history
Designed	Late 1940s–1957
Manufacturer	Saco Defense U.S. Ordnance
Unit cost	$6,000[1]
Produced	1957–present
Variants	See Variants
Specifications
Weight	10.5 kg (23.15 lb)
Length	1,105 mm (43.5 in)
Barrel length	560 mm (22.0 in)
Cartridge	7.62×51mm NATO
Caliber	7.62 mm (0.308 in)
Action	Gas-operated, open bolt
Rate of fire	500–650 rounds/min (rpm)
Muzzle velocity	2,800 ft/s (853 m/s)
Effective range	1,200 yd (1,100 m)
Feed system	Disintegrating belt with M13 Links
Sights	Iron sights	http://en.wikipedia.org/wiki/M60_machine_gun