The M240 has been used by the United States Armed Forces since the late 1970s. It is used extensively by infantry, most often in rifle companies, as well as on ground vehicles, watercraft and aircraft.

Aug 26, 2025 · After nearly 50 years in service, the Army is exploring options to replace the M240 machine gun. From .338 Norma Magnum overmatch to lightweight 7.62 alternatives, here’s what …

The FN® M240B is the “go to/can do” medium machine gun for all branches of the U.S. military, offering absolute reliability, extended range, and an exceptional service life. This weapon’s high volume of …

Dec 2, 2025 · Explore M240 machine gun specs, caliber, weight, rate of fire, cost, ammo, comparisons with M60, and updates on its current and future replacements.

Sep 12, 2022 · The M240 is a belt-fed, gas-operated medium machine gun that fires the standard 7.62 x 51 mm NATO round. Its rate of fire can by controlled through three different settings. The first allows …

The M240B is a belt-fed, air-cooled, gas-operated, fully automatic machine gun that fires from the open bolt position. This reliable 7.62mm machine gun delivers more energy to the target than the...

Jul 25, 2025 · The replacement program, dubbed the Future Medium Machine Gun, or FMMG, is aimed to replace the M240B — which has been in service since the late 70s — for dismounted troops. The …

Jul 10, 2025 · The U.S. Army is now formally working toward replacing at least a portion of its 7.62x51mm M240 machine guns. Earlier this year, the service had expressed interest in a new …

To mechanically center the MDO reticle, mount the MDO on an M240, remove the bolt group, then align the bore with a distant object or wall corner. Without disturbing the weapon, adjust the MDO...

The M240 has been used by the United States Armed Forces since the late 1970s. It is used extensively by infantry, most often in rifle companies, as well as on-ground vehicles, watercraft, and...