The Armalite Mk19 Grenade Machine Gun is a formidable automatic grenade launcher designed for anti-personnel and anti-light-armor suppression fire. Engineered in the United States, this weapon system utilizes a gas-operated, linkless feed system capable of firing 40mm ammunition at a cyclic rate of 325-375 rounds per minute. With an effective range of 1500 meters and a maximum range of 2200 meters, the Mk19 provides sustained, high-volume firepower critical for battlefield dominance. Its robust construction and reliable operation ensure performance in demanding environments.

This comprehensive Operators, Owners, and Parts List manual provides essential information for the safe and effective operation, maintenance, and repair of the Armalite Mk19 Grenade Machine Gun. It details critical procedures such as field stripping, misfire clearing, and safety mechanism operation. Furthermore, the manual includes a complete parts list and guidance on cleaning kit contents. Adhering to the instructions within this manual is crucial for maintaining the operational readiness and longevity of the weapon system.