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The 50 caliber round was just under 5.5" long, and a bit more than 8/10" wide at the base. The bullet was 0.51" wide and had a muzzle velocity near 3,000 ft/minute. 400 rounds weighed about 37 lbs. Times 12 guns: 444 lbs. Copyright © 1998-2026, by Albert Knapp and the 486th Bomb Group Association. |