28 cm SK L/40 gun
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The 28 cm SK L/40[Note 1] was a German naval gun that was used in World War I and World War II as the main armament of the Braunschweig- and Deutschland-class pre-dreadnoughts.
Quick Facts Type, Place of origin ...
28 cm SK L/40 | |
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Type | Naval gun Coast-defence gun Railway gun |
Place of origin | German Empire |
Service history | |
In service | 1904–1945.[1] |
Used by | German Empire Ottoman Empire Nazi Germany |
Wars | World War I World War II |
Production history | |
Designer | Krupp |
Designed | 1902[1] |
Manufacturer | Krupp |
Produced | 1902?–1906?[lower-alpha 1][1] |
Specifications | |
Mass | 45.3 metric tons (44.6 long tons; 49.9 short tons) |
Length | 11.2 meters (36 ft 9 in) |
Barrel length | 10.401 meters (34 ft 1.5 in) (bore length) |
Shell | separate-loading, cased charge |
Shell weight | 240–284 kilograms (529–626 lb) |
Caliber | 283 millimeters (11.1 in) |
Breech | horizontal sliding-wedge |
Muzzle velocity | 740 to 820 m/s (2,400 to 2,700 ft/s) |
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