Mk 19自動榴彈發射器（Mk 19 Automatic Grenade Launcher）是美軍在越戰時開始裝備至今的一種40毫米口徑 彈鏈供彈的全自動榴彈發射器，由美國海軍兵工站所開發，通用動力及薩科（Saco）防務生產。

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 …

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...

Mk 19榴弹发射器（Mk 19 Grenade Launcher）是美军在越战时开始装备的一种40毫米口径弹链供弹的全自动榴弹发射器，由通用动力及萨科防务生产。 Mk 19原为在越战中美国海军巡逻艇上的武器之一，其后美国陆军亦有装备并作出改良。

2020年10月30日 · The Mk 19 grenade launcher has been a mainstay of American operations since its introduction in the late 1960s during the Vietnam War. The weapon is still prized for its ability to fire high...

2024年12月24日 · Key Points and Summary: The Mk19 grenade launcher, first introduced during the Vietnam War, remains a cornerstone of U.S. military firepower. This crew-served, belt-fed, fully automatic weapon delivers 40mm high-velocity grenades with devastating impact, capable of penetrating light armor and engaging targets at ranges of up to 2,212 meters.

2022年8月18日 · The Mk 19 is a blowback operated, open bolt, an air-cooled weapon capable of fully automatic or single shot fire chambered for 40 mm grenades. Mk 19 can fire high explosive fragmentation, dual-purpose (armor-piercing/fragmentation), and smoke grenades. Those rounds are fed from 32 or 48-round disintegrating link belts weighing 19 or 27 kg.

US Ordnance produces the MK19 MOD 3 40mm grenade machine gun which is air cooled, blow back operated, automatic fire, belt-fed weapon that has an angle of fire between 70 degrees elevation and 70 degrees depression. The MK19 MOD 3 is not designed to cook off because it fires from an open bolt and has a low barrel temperature during rapid fire.

2024年5月30日 · The Mk 19 operates from a blowback principle and can sport a rate of fire between 325 and 375 rounds per minute, allowing for suppression fire. Effective range is out to 1,500 yards with a maximum range listed just beyond 2,200 yards.

The MK 19 is an automatic grenade launcher that fires 40mm high explosive dual purpose (HEDP) rounds. The MK 19 was first used in anger during the Vietnam War. US SOF use this devastating weapon mounted on vehicles, boats or on a tripod. It can effectively engage point targets up to 1.5kms away and area targets up to 2.2kms away.