15 M-39 20mm Guns

M-39 20mm Gun Specifications:

Another M-39 20mm Gun at the Watervliet Arsenal Museum in Watervliet, NY

Gun Type: 20mm 5 shot rotary cylinder, gas action, single barrel
Length: 6 feet,0 inches
Width: 8 inches
Height: 8.2 inches
Weight: 197 lbs
Muzzle Velocity: 3,300 feet per second
Rate of Fire: 1,500 rounds per minute
Accuracy: 15 inch circle at 600 yards
Armor Piercing Capacity: API - Penetrates 20mm armor plate at 25% angle
Magazine Capacity: 200 rounds per gun
Ammo: 20mm M50 Series - Armor Piercing Incindiary Tracer & High Explosive Incindiary, 3.5oz each, 6.6 inches long
Manufacturer: Pontiac Motor Division
Other Applications:
Entered Service:
Cost: $