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406 mm (16.0 in) RML 16 inch 80 ton gun United Kingdom: 1880s - 1890s 406 mm (16.0 in) 16"/45 (40.6 cm) Vickers as No. 1712A Russian Empire: World War I 406 mm (16.0 in) BL 16 inch Mk I naval gun United Kingdom: World War II 406 mm (16.0 in) 16"/45 caliber Mark 1, 5 & 8 gun United States: 1920s - World War II 406 mm (16.0 in)
The amount of gun elevation needed to project a 5-inch (127 mm) shell 9 nmi (17 km) is different than the elevation needed to project a 16-inch shell the same distance. The ballistics calculations in these mechanical analog computers were performed by mechanisms like differential gears, levers, and small rods riding on the surface of three ...
For example, a 4-inch gun of 50 calibers would have a barrel 4 in × 50 = 200 in long (written as 4" L/50 or 4"/50). A 16-inch gun of 50 calibers (16" L/50) has a barrel length of 50 × 16 = 800 inches (66 ft 8 in). Both 14-in and 16-in navy guns were common in World War II.
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.
Subdivisions of an inch are typically written using dyadic fractions with odd number numerators; for example, two and three-eighths of an inch would be written as 2 + 3 / 8 ″ and not as 2.375″ nor as 2 + 6 / 16 ″. However, for engineering purposes fractions are commonly given to three or four places of decimals and have been ...
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The 14 gauge has not been loaded in the United States since the early 20th century, although the 2 + 9 ⁄ 16-inch (65 mm) hull is still made in France. [6] The very small 24 and 32 gauges are still produced and used in some European and South American countries. Punt guns, which use very large shells, are rarely encountered.
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