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The 16-inch/50 caliber Mark 7 guns of the forward turret of the battleship USS Wisconsin (BB-64) fire at enemy targets ashore on the Korean Peninsula on 30 January 1952 during the Korean War. Employees working with the automatic 16-inch powder stacking machine at Naval Ammunition Depot Hingham, Mass. during World War II.
The U.S. Navy had the 16"/50-caliber Mark 2 guns left over from the canceled Lexington-class battlecruisers and South Dakota-class battleships of the early 1920s. However it was already apparent that the Mark 2 was too heavy to arm the North Carolina and new South Dakota (1939) battleship classes which had to adhere to the 35,000 ton standard displacement set by the Second London Naval Treaty.
The first Iowa-class ship was laid down in June 1940; in their World War II configuration, each of the Iowa-class battleships had a main battery of 16-inch (406 mm) guns that could hit targets nearly 20 statute miles (32 km) away with a variety of artillery shells designed for anti-ship or bombardment work. The secondary battery of 5-inch (127 ...
412.8 mm (16.25 in) BL 16.25 inch Mk I naval gun United Kingdom: 1890s 450 mm (17.72 in) RML 17.72 inch gun United Kingdom: 1870s - 1900s 457 mm (18.0 in) BL 18 inch Mk I naval gun United Kingdom: World War I 457 mm (18.0 in) 18"/47 caliber Mark A gun United States: 1920 457 mm (18.0 in) 18"/48 caliber Mark 1 gun United States: World War II
The secondary armament for the Montana-class ships was to be twenty 5 in (127 mm)/54 cal Mark 16 dual-purpose guns housed in ten two-gun turrets along the superstructure. [18] These guns, designed for the Montana class, were intended to improve the effective range over the shorter-barreled Mark 12 guns then in service. They fired a 70 lb (32 kg ...
An improved weapon, the BL 16-inch Mark II was designed for the Lion-class battleship which was a successor to the King George V class taking advantage of the larger weapon allowed under the London Naval Treaty from March 1938. This "new design" of 16-inch gun fired a shell that weighed 2,375 pounds (1,077 kg).
Model of the South Dakota-class battleship, including 12 16"/50 Mark 2 guns. The first example of a US 16-inch gun was an Army weapon, the M1895, approved for construction in 1895 and completed in 1902; only one was built. [4] The first US Navy 16-inch gun was the 16-inch/45 caliber Mark 1 gun, which armed the Colorado-class battleships ...
When firing the same conventional shell, the 16-inch/45 caliber Mark 6 used by the fast battleships of the North Carolina and South Dakota classes had a slight advantage over the 16-inch/50 caliber Mark 7 gun when hitting deck armor – a shell from a 45 cal gun would be slower, meaning that it would have a steeper trajectory as it descended.