Ho-204 cannon

Ho-204 was a Japanese aircraft autocannon that saw limited use during World War II. It was the largest gun to see active service derived from the Model 1921 Aircraft Browning. It was used as upward-oblique armament in the Ki-46-III and as nose armament in several experimental anti-bomber aircraft, including variants of the Kawasaki Ki-45.

Ho-204 cannon
TypeAircraft cannon
Place of originImperial Japanese army
Service history
WarsWorld War II
Specifications
Mass130 kg (290 lb)
Length2,390 mm (94 in)
Barrel length1,260 mm (50 in)

Cartridge37 x 144mm
Calibre37 mm (1.5 in) (475 g)
ActionShort recoil-operated
Rate of fire400 rounds/min
Muzzle velocity710 m/s (2,300 ft/s)

Specifications

  • Caliber: 37 mm (1.45 in)
  • Overall length: 2,390  mm (94  in)
  • Barrel length: 1,260  mm (49.6  in)
  • Ammunition: 37 x 144 (475 g)
  • Weight: 130 kg (285 lb)
  • Rate of fire: 400 rounds/min
  • Muzzle velocity: 710 m/s (2,330 ft/s)

See also


References


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