There is a weather seal between the barbette and the gun house but the gun does not rotate on, nor is it supported by the barbette. The rotating weight of the turret, less projectiles, is approximately 1,700 tons. The outside diameter of the roller path is 34 feet, five inches. The maximum training rate is four degrees per second, and the elevation rate is twelve degrees per second. The maximum recoil for the gun is four feet.
All turrets have training arcs of three hundred degrees.
A minimum crew of 77 men is required for each turret and the rate of fire is two rounds per minute per gun. In 1969, Captain Edward Snyder of the New Jersey was quoted as saying that the AP shell is capable of penetrating up to 32 feet of reinforced concrete. The HC round carries a high-explosive charge of 154 pounds. The maximum rang eis 41,622 yards when fired with the normal propelling charge of 660 pounds, with a muzzle velocity of 2,690 feet per second. Lingering smoke from a main battery firing on the USS Missouri.