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20.3 cm/45 Type 41 naval gun
Japanese naval gun and coastal artillery used throughout the first half of the 20th century / From Wikipedia, the free encyclopedia
The 20.3 cm/45 Type 41 naval gun was a Japanese naval and coast-defense gun used on cruisers of the Imperial Japanese Navy from the Russo-Japanese War through the end of World War II.
Quick Facts Type 41 203 mm 45 caliber naval gun, Type ...
Type 41 203 mm 45 caliber naval gun | |
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![]() Right elevation diagram of an 8-inch center pivot mounting for Japanese cruiser Takasago. | |
Type | Naval gun Coastal artillery |
Place of origin | Japan |
Service history | |
In service | 1908–1945 |
Used by | ![]() |
Wars | World War I World War II |
Production history | |
Designer | Elswick Ordnance Company |
Specifications | |
Mass | 18.75–19.4 t (18.45–19.09 long tons) |
Length | 9.487 m (31 ft) |
Barrel length | 9.114 m (30 ft) bore |
Caliber | 203 mm (8.0 in) |
Action | Manual |
Breech | Single motion interrupted screw |
Elevation | -5° to +30° |
Traverse | +/- 150° |
Rate of fire | 2 rpm |
Muzzle velocity | 760 m/s (2,500 ft/s) |
Effective firing range | 18,000 m (20,000 yd) at +30° |
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