Madsen 20 mm cannon

Madsen 20 mm cannon
Madsen 20 mm cannon
TypeAutocannon
Place of originDenmark
Service history
Used bySee Users
WarsSpanish Civil War
Second Sino-Japanese War
World War II
Winter War
Continuation War
Chinese Civil War
Specifications
Mass55 kilograms (121 lb)
Length2.5 m (8 ft 2 in)
Barrel length1.2 m (3 ft 11 in) L/60[1]

Cartridge20 x 120 mm
Cartridge weight.29 kg (10 oz) AP
.32 kg (11 oz) HE
Caliber20 mm
Barrelsair-cooled
Actionrecoil-operated
Rate of fire400 rpm (cyclic)
250 rpm (practical)
Muzzle velocity900 m/s (3,000 ft/s)
Effective firing range500 m (1,600 ft)
Maximum firing range2,123 m (6,965 ft)
Feed system10, 15 or 60 round magazine[1]
20x120 mm Madsen
TypeAutocannon
Place of originDenmark
Production history
ManufacturerKynoch
Specifications
Rim diameter28.9mm[2]

The 20 mm AA Machine Cannon M/38 was a 20 mm rapid fire autocannon produced by the Danish company Dansk Industri Syndikat (DISA). The gun, which could be adapted to several tactical uses, was a primary weapon of the military of Denmark. It was also exported to numerous countries around the world because of its versatility. The cannon was built at the DISA works in Herlev near Copenhagen. The company supplied several different types of mountings with the weapon which allowed it to be employed in a variety roles such as aerial defences, anti-tank warfare or on naval ships.

  1. ^ a b Chamberlain, Peter (1975). Anti-aircraft guns. Gander, Terry. New York: Arco Pub. Co. p. 6. ISBN 0668038187. OCLC 2000222.
  2. ^ Williams, Anthony. "An introduction to collecting 20 mm cannon cartridges". Military Guns & Ammunition. Retrieved 2 September 2021.