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6-inch/50-caliber gun
*Naval gun *Coastal defence / From Wikipedia, the free encyclopedia
The 6"/50 caliber gun Mark 6 and Mark 8 (spoken "six-inch-fifty-caliber") were used for the secondary batteries of the United States Navy's Maine-class and Virginia-class battleships, as well as the Pennsylvania-class and Tennessee-class armored cruisers. They were also used as the main battery on the St. Louis-class protected cruisers.[1][2]
Quick Facts Type, Place of origin ...
6"/50 caliber Mark 6 and Mark 8 | |
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![]() USS Ohio (BB-12), 6-inch/50 caliber guns. | |
Type | |
Place of origin | United States |
Service history | |
In service | 1903 |
Used by | ![]() |
Wars | |
Production history | |
Designer | Bureau of Ordnance |
Designed | 1898 |
Manufacturer | |
Produced | 1900–1917 |
No. built |
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Variants | Mark 6 and Mark 8 |
Specifications | |
Mass |
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Length | 300.2 in (7,630 mm) |
Barrel length | 294 in (7,500 mm) bore (49 calibers) |
Shell | 105 lb (48 kg) naval armor-piercing |
Caliber | 6 in (152 mm) |
Elevation | −10° to +15° |
Traverse | −100° to +100° |
Rate of fire | 6 rounds per minute |
Muzzle velocity | 2,800 ft/s (850 m/s) |
Effective firing range |
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