What is the arming distance for M320?

What is the chamber pressure of the M320?

The burning propellant produces 12,000 psi chamber pressure, which ruptures the brass powder-charge cup at the vent holes and allows the gases to escape to the low-pressure chamber in the cartridge case. There the pressure drops to 3,000 psi and propels the grenade from the muzzle at a velocity of 250 fps.

What is a 320 weapon?

The M320 is a 40mm grenade launcher in use with U.S. regular and special operations forces. Designed to be used as an attachment to a rifle or carbine or as a stand alone weapon system, the M320 can fire a range of 40mm projectiles, including High Explosive, High Explosive Dual Purpose, smoke and illumination rounds.

How many rounds in a M320 grenade launcher?

Action: Qualify with the M320/M320A1 Grenade Launcher.. Conditions: On a record fire range, given a weapon, 9 timed target exposures at ranges from 100 to 400 meters and 18 rounds of 40 mm TPT ammunition..

How many points do you get on Firing Table II?

For Firing Table II, 7 points (M249) or 9 points (M60/M240B) are allowed for each target hit whether the target is hit on the first or second burst. For Firing Table III, place an X in the hit column and place an O in the miss column.

What is the detachable cap on the M320?

CHARACTERISTICS Muzzle Cap • Detachable cap limits debris into barrel of M320 • Shoot-through accessory – Allows operator to fire a grenade with cap in place • Lanyard loop provided for attachment to launcher *NOTE: Never attach cap to muzzle of M320 using adhesive tape! 17.

How to identify the characteristics of the M320?

Action: Identify Characteristics of the M320 Conditions: Given an M320 Standards: Become familiarized with the characteristics and identify all 20 components of the M320 Enabling Learning Objective A 6.