XM312

XM312

Type	Heavy machine gun
Place of origin	United States
Production history
Designer	General Dynamics/Joint Services Small Arms Program
Designed	2000
Manufacturer	General Dynamics
Produced	2004
Variants	XM307
Specifications
Weight	52 lb (19 kg)
Length	61.42 in (1,560 mm)
Barrel length	36 in (914 mm)
Width	9.84 in (250 mm)
Height	7 in (180 mm), 18 in (460 mm) adjustable tripod
Crew	2
Cartridge	.50 BMG
Caliber	12.7 mm
Action	"Recoil-reducing action" (modified rotating bolt)
Rate of fire	260 rpm
Maximum range	lethal and suppressive to 2,000 meters
Feed system	Belt-fed
Sights	Open, optics may be mounted.