New England Air Museum - Republic A-10 Thunderbolt II / 10 GAU-8/A Avenger 30mm Gatling Gun
Bill Maloney
1/20/2009

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10 GAU-8/A Avenger 30mm GatlingGun

GAU-8/A Avenger 30mm Gatling Gun Specifications:

Gun Type: 30mm 7 barrel hydraulically driven Gatling Gun
Length:
9 feet, 4 inches
Diameter:
1 foot, 5 inches
Weight: 620 lbs
Muzzle Velocity: 3,400 feet per second
Rate of Fire: 4,200 rounds per minute
Range: 4,100 feet
Recoil force: 10,000 lbs
Magazine Capacity: 1,174 rounds
Ammo: 30mm diameter, 290mm length. Of every 5 rounds in the feed one is HEI PGU-13/B High Explosive Incendiary and four are API PGU-14/B Depleted Uranium Armor Piercing Incendiary. The API rounds consist of a sub caliber core of 0.66lbs of Depleted Uranium in a 0.8mm thick aluminum shell
Depleted Uranium Round Armor Penetration: 2.7 inches of armor at 1,640 feet, 1.5 inches of armor at 3,280 feet
Accuracy: At 4,000 feet 80% of rounds hit within a 20 foot circle
Manufacturer: Developed by General Electric. Produced by General Dynamics since 1997
Other Applications: Goalkeeper Close-In Weapon System for Shipboard anti missile and anti aircraft defence
Life Expectancy: 250,000 rounds
Cost of Overhaul: $90,000
Entered Service: 1977
Cost: $305,500 each without feed systems or magazine drums