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The 12-inch (305 mm)/45-caliber Mark 5 naval gun was designed as an incremental improvement upon the preceding American naval gun, the 12-inch/40-caliber gun Mark 4. [1] As such, it was a very similar weapon, having been lengthened by 5 calibers to allow for improved muzzle velocity, range, and penetrating power.
BL 6 inch Mk XII naval gun, a British naval gun; MK-3-12 (1907), a Russian naval main weapon that used three 12-inch guns in a single mounting; Mark 12 torpedo (1930), an American 21-inch torpedo; 5"/38 caliber gun or Mark 12 5"/38 (1934), a widely used American 5-inch naval gun; 18 inch Mark XII torpedo (1935), a British 18 inch torpedo
Pages in category "Military facilities in the San Francisco Bay Area" The following 41 pages are in this category, out of 41 total. This list may not reflect recent changes .
The 12"/50 caliber gun Mark 8 was a US naval gun mounted on the Alaska-class cruiser. The gun, like the "large cruiser" that mounted it, was intended to fill the gap between US "heavy cruisers" (6-8") and US battleships (14-16"). The name describes the size of the shells, 12 inches in diameter, and the length of the bore in calibers (50 bore ...
The Hunters Point Naval Shipyard was a United States Navy shipyard in San Francisco, California, located on 638 acres (258 ha) of waterfront at Hunters Point in the southeast corner of the city. Originally, Hunters Point was a commercial shipyard established in 1870, consisting of two graving docks .
The Mark 3, gun Nos. 15–48 and 50–56, was constructed of tube, jacket, and eight hoops. It was found that the early guns suffered from excessive bore erosion, in an attempt to fix this the Navy reduced the propellant charges to reduce the muzzle velocity, because of this the Mark 4, gun Nos. 49, 58–60, 150–154, and 179, was similar to ...
The 12"/50 caliber Mark 7 gun (spoken "twelve-inch-fifty-caliber") was a United States Navy's naval gun that first entered service in 1912. Initially designed for use with the Wyoming class of dreadnought battleships, the Mark 7 also armed the Argentine Navy 's Rivadavia -class battleships .
The exterior of the High Bridge Arms store in 2012. High Bridge Arms was a gun shop located in the city of San Francisco, California. [1] [2] [3] It was originally opened in the 1950s by Bob Chow, [4] who had competed as a pistol shooter at the 1948 Olympics. It was located at 3185 Mission Street [5] in the city's Bernal Heights neighborhood.