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The 14-inch/45-caliber gun, (spoken "fourteen-inch-forty-five-caliber" [citation needed]), whose variations were known initially as the Mark 1, 2, 3, and 5, and, when upgraded in the 1930s, were redesignated as the Mark 8, 9, 10, and 12. They were the first 14-inch (356 mm) guns to be employed by the United States Navy.
During the battle against Bismarck, a close-range hit from a 14-inch shell fired by King George V, according to the King George V gunnery report, or possibly a 16-inch shell fired by Rodney, penetrated the 340 mm (13 in)-thick armour of the barbette of Bismarck's 'B' turret, causing an internal explosion which blew the rear face of the turret away.
The 14"/50 caliber gun was a naval gun mounted on New Mexico and Tennessee-class battleships. These ships also featured the first "three-gun" turrets, meaning that each gun in each turret could be "individually sleeved" to elevate separately (however, they could be linked so they would elevate as a unit, similar to the triple turrets on other ...
The Mk 14 Enhanced Battle Rifle (EBR) is an American military selective fire battle rifle, and a designated marksman rifle chambered for the 7.62×51mm NATO cartridge.It is a variant of the M14 battle rifle and was originally built for use with units of United States Special Operations Command, such as the United States Navy SEALs, Delta Force, and task specific Green Berets ODA teams/units.
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The 14-inch Gun M1907 (356 mm) and its variants the M1907MI, M1909, and M1910 were large coastal artillery pieces installed to defend major American seaports between 1895 and 1945. They were operated by the United States Army Coast Artillery Corps .
Early model M16 barrels had a rifling twist of four grooves, right-hand twist, one turn in 14 inches (1:355.6 mm or 64 calibers) bore—as it was the same rifling as used by the .222 Remington sporting cartridge. After finding out that under unfavorable conditions, military bullets could yaw in flight at long ranges, the rifling was soon altered.
This allows less shifting and smoother power "on the ground" when accelerating. Most MR series had Maxidyne engines. The Mack E6 was a 672 cubic inches (11.0 L) turbocharged inline six-cylinder engine. it developed 200 to 350 horsepower (150 to 260 kW). The Mack E7 was a 728 cubic inches (11.9 L) turbocharged inline six-cylinder engine. It 1998 ...