[Answer] All 40MM NL munitions can be fired from a MK19?

Answer: false
All 40MM NL munitions can be fired from a MK19?

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). The weapon operates on the blowback principle which uses the chamber pressure from each fired …

The 40×46mm cartridge is a NATO-standard cartridge that is common in the modern world. The type is meant for use in hand-held grenade launchers such as the M79 M203 and M32 MGL and features a casing with a high-low system.The propellant has low pressure and gives the projectile an average velocity of 78–84 m/s (256–276 ft/s) depending on the ammunition type.

The MK285 is an airburst grenade that can be fired from certain 40 mm belt-fed automatic grenade launchers.. The grenade was designed for the Mk 47 Striker. The Mk 47 is a candidate for replacing the Mk 19 grenade launcher first fielded in 1968 and still in widespread …

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