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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 length of the barrel (especially for larger guns) is often quoted in multiples of the caliber, used, for example, in US naval rifles 3 in (76 mm) or larger. [2] The effective length of the barrel (from breech to muzzle) is divided by the barrel diameter to give a dimensionless quantity.
The 5-inch (127 mm)/54-caliber (Mk 45) lightweight gun is a U.S. naval artillery gun mount consisting of a 5 in (127 mm) L54 Mark 19 gun on the Mark 45 mount. [1] It was designed and built by United Defense, a company later acquired by BAE Systems Land & Armaments, which continued manufacture.
Garden gun calibers: 9mm Flobert shot, 9mm Flobert shot, .22 Long Rifle shot, .22 Long Rifle, .22 Long Rifle shot, .22 CB Short, and 9mm Flobert BB cap Also seen in limited numbers are smoothbore firearms in calibers smaller than .360 such as .22 Long Rifle (UK No. 1 bore) and 9mm Flobert rimfire (UK No. 3 bore), designed for short-range pest ...
Infantry gun/AA gun 37 mm 1.457 inch Ordnance QF 2-pounder: Anti-tank gun 40 mm 1.575 inch Ordnance QF 2-pounder "pom pom" Anti-aircraft gun 40 mm 1.575 Ordnance QF 3-pounder Vickers: Naval gun 47 mm 1.85 inch Ordnance QF 6-pounder: Anti-tank gun 57 mm 2.244 inch Ordnance BL 10-pounder Mountain gun: Mountain gun 69.8 mm 2.75 inch
The large-caliber guns were designed to fire either an armor-piercing round for anti-ship and anti-structure work, and a high-explosive round for use against unarmored targets and shore bombardment. The North Carolina and South Dakota classes could also fire the 2,700-pound Mark 8 shell with the 16"/45 caliber Mark 6 gun, although with a ...
.17 PMC/Aguila.17 Hornady Mach 2.17 Hornady Magnum Rimfire.17 Winchester Super Magnum.22 BB Cap.22 CB Cap.22 Short.22 Long.22 Long Rifle.22 Extra Long
The Mark 12 5"/38-caliber gun was a United States dual-purpose naval gun, but also installed in single-purpose mounts on a handful of ships.The 38-caliber barrel was a mid-length compromise between the previous United States standard 5"/51 low-angle gun and 5"/25 anti-aircraft gun.