Who uses the MK19?

The MK19 provides Marine infantry battalions with the means to deliver massive direct fire or indirect fire from hidden positions. The MK19 rapidly fires explosive 40mm grenades, making it an ideal weapon against enemy armored, mechanized, and infantry forces. Marines become familiar with this while attending SOI.

What is the MK19 used for?

The MK19 Grenade Machine Gun can defend against hovering rotary-wing aircraft, destroy lightly armored vehicles, fire on suspected enemy positions, and provide high-volume fire into an engagement area and indirect fires from hidden positions.

Was the M203 used in Vietnam?

A product of the Vietnam War, the M203 is a single-shot, pump-action grenade launcher that can be used as a stand-alone weapon or mounted to the under-barrel of M16 rifles and M4 carbines. From explosive to illumination and signal, the M203 can fire 40mm rounds.

Is the M203 rifled?

The standard M203 is intended for permanent attachment to the M16A1, M16A2 and M16A3 rifles, and utilizes a 12-inch rifled barrel.

What is the MK19?

The MK19 was originally developed to provide the U.S. Navy with an effective riverine patrol weapon in Vietnam. A Product Improvement Program was initiated in the late 1970s resulting in the MK19 Mod 3.

What is a Mk 19 grenade launcher?

Mk 19 grenade launcher. The Mk 19 grenade launcher (pronounced Mark 19) is an American 40 mm belt-fed automatic grenade launcher that was first developed during the Vietnam War.

How many rounds does a Mk 19 fire?

The Mk 19 is a belt-fed, blowback-operated, air-cooled, crew-served, fully-automatic weapon that is designed not to cook off. It fires 40 mm grenades at a cyclic rate of 325 to 375 rounds per minute, giving a practical rate of fire of 60 rounds per minute (rapid) and 40 rounds per minute (sustained).

What is the range of the MK19 40mm machine gun?

Max Range: 2,212 m. The MK19 40mm machine gun is an air-cooled, disintegrating metallic link-belt fed, blowback operated, fully automatic weapon and is crew transportable over short distances with limited amounts of ammunition. It can fire a variety of 40mm grenades.