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57 mm kanon M/89B

From Wikipedia, the free encyclopedia
57 mm kanon M/89B
TypeNaval gun
Place of originSweden
Production history
ManufacturerFinnspong, Stockholm Vapenfabrik, Bofors
VariantsM/89, M/92
Specifications
Mass380 kg (840 lb)
Length3.108 m (10 ft 2 in)
Barrel length2.517 m (8 ft 3 in) (L/50)

Shell weight2.7 kg (6 lb)
Caliber57 mm (2.2 in)
Muzzle velocity856 m/s (2,810 ft/s)

The 57 mm kanon M/89B was a Swedish naval gun deployed aboard early destroyers as their secondary armament.

The M89 gun had a shorter 45-caliber barrel that gave the gun a muzzle velocity of 659 m/s (2,163 ft/s) and a weight of 749 lb (339.7 kg).

Bibliography

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  • Friedman, Norman (2011). Naval Weapons of World War One: Guns, Torpedoes, Mines and ASW Weapons of All Nations; An Illustrated Directory. Barnsley, UK: Seaforth Publishing. ISBN 978-1-84832-100-7.