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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.
BL 6 inch Mk XI naval gun 50-caliber United Kingdom: World War I - World War II 152.4 mm (6.00 in) BL 6 inch Mk XII naval gun 45-caliber United Kingdom: World War I - World War II 152.4 mm (6.00 in) BL 6 inch naval guns Mk XIII – XVIII United Kingdom: World War I - World War II 152.4 mm (6.00 in) BL 6 inch Mk XXII naval gun 50-caliber
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.
By late 1943, the threat of a naval attack on the United States had diminished, and with two or four 16-inch guns in most harbor defenses, construction and arming of further batteries was suspended. As 16-inch guns and a companion improved 6-inch gun were emplaced, older weapons were scrapped. With the war over in 1945, most of the remaining ...
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).
16"/50 caliber Mark 7 gun for the Iowa-class battleships: Naval gun: 1943 United States: Washington Navy Yard, Washington, D.C. 417 Project HARP 16.4 inch gun Research gun 1962-1968 United States Canada: Repurposed American 16 inch naval guns used for high-altitude atmosphere studies. 1 made, located in Barbados; never used in combat; 1 survive 406
From 1903 until 1961, The Hingham Naval Ammunition Depot (originally called the Hingham Naval Reserve) was a major supplier of U.S. munitions, occupying 990 acres (4.0 km2) on the Weymouth Back River (in the section once known as The Hockley). Camp Hingham was a US Navy training camp from 1917 to 1925; its land became part of the depot. [4]
The 41 cm/45 3rd Year Type naval gun is a 41-centimeter (16.1 in) breech-loading naval gun designed during World War I for the Imperial Japanese Navy. It served as the primary armament in the Nagato -class dreadnoughts completed after the end of the war and in coast defense mountings.