M249 LGM

M249 LGM (Light Machine Gun)

In service: 1984-present

Designed: 1976

Manufacturer: Fabrique Nationale de Herstal

Unit cost: $4,087

Produced: late 1970s-present

Specifications

Weight:

7.5 kg empty;

10 kg loaded

Length: 1,035 mm

Barrel length: 465 mm

Cartridge: 5.56×45 mm NATO

Action: Gas-operated, open bolt

Rate of fire:

Sustained rate of fire – 100 RPM;

Rapid rate of fire – 200 RPM;

Cyclic rate of fire – 800 RPM

Muzzle velocity: 915 m/s

Effective firing range:

700 m (point target);

3,600 m

Feed system: M27 linked belt, STANAG magazine

Mark-46 Mod 0

This is a variant of the special purpose weapon adopted by USSOCOM

Mk 48

This is a 7.62×51 mm NATO version of the Mark-46, used by USSOCOM, when a heavier cartridge is required