MK19 40mm Grenade Machine Gun
The Machine Gun, Grenade, 40mm, MK19 Mod3 is a self-powered, air-cooled, belt-fed, blowback operated weapon, the MK19 is designed to deliver accurate, intense, and decisive firepower against enemy personnel and lightly armored vehicles.
The MK19 is classified as a heavy machine gun and is used in offensive and defensive operations and will be the primary suppressive weapon for combat support and combat service support units. A Product Improvement Program (PIP) was initiated in the late 1970s resulting in the MK19 MOD 3.
Private First Class John Stewart, armorer, H&S Bn., 3rd FSSG sites downrange with the MK19 40mm Grenade Machine Gun, MOD 3, Camp Hansen, Okinawa, 19 July 2002.
Today in WW II: 24 Apr 1945 Retreating German troops in Italy destroy all the bridges over the Adige in Verona, including the historical Ponte di Castelvecchio and Ponte Pietra.
MK19 40mm Grenade Machine Gun
MK19 40mm Grenade Machine Gun, MOD 3.
MK19 40mm Grenade Machine Gun replaces the M2 heavy machine guns in selected units and can be utilized as the primary suppressive weapon for combat support and combat service support units.
Ammunition for the MK19 consists of high velocity 40mm Grenade Cartridges in specialized forms to cover a spectrum of military missions, covered on the linked Olive-Drab.com page. One of the most used rounds is the Cartridge, 40mm High-Explosive Dual-Purpose (HEDP) M430A1 which can kill in a 32-foot (5-meter) circle and wound in a 100-foot (30-meter) circle (48 feet). The M430A1 grenade can penetrate two inches of armor.
Because of its weight, the MK19 40mm Grenade Machine Gun is crew transportable only over short distances with limited amounts of ammunition. It is more often mounted on a vehicle where it can provide defense or support infantry from a mobile platform with a large supply of cartridges.
MK19 40mm Grenade Machine Gun Vehicle Mount.
The MK19 was originally developed to provide the U.S. Navy with an effective Riverine patrol weapon in Vietnam. The Army was first equipped with this weapon in 1989. The MK19 can be mounted on the HMMWV, M113 APC, 5-ton trucks, and selected M88A1 recovery vehicles. It is manufactured by General Dynamics, Saco Defense Industries in Saco, ME.
The technical manual for the MK19 Mod 3 Grenade Machine Gun is TM 9-1010-230-10. FM 3-22.27 covers mechanical training, weapon capabilities, and gunnery principles, methods, techniques,
and standards that apply to the weapon.
Specifications of the MK19
||43.1 inches (109.47 centimeters)
||72.5 pounds (32.92 kilograms)
|Cradle weight (MK64 Mod 5)
||21.0 pounds (9.53 kilograms)
||44.0 pounds (19.98 kilograms)
||137.5 pounds (62.43 kilograms)
||790 feet (240.69 meters) per second
|Maximum effective range
|Cyclic rate of fire
||325-375 rounds per minute
|Rapid rate of fire
||60 rounds per minute
|Sustained rate of fire
||40 rounds per minute
Recommended Book about the Mk19 40mm Grenade Machine Gun
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