avia.wikisort.org - Weapon

Ho-401 was a Japanese aircraft autocannon that saw limited, if any, use during World War II. It was a large-caliber version of the 37 mm Ho-203 cannon. The cannon was used on the ground attack aircraft, Kawasaki Ki-102.

This article does not cite any sources. (December 2009)

Ho-401 cannon
Type	Aircraft cannon
Place of origin	Imperial Japanese army
Service history
Wars	World War II
Specifications
Mass	150 kg (330 lb)
Length	2,000 mm (79 in)
Barrel length	800 mm (31 in)
Cartridge	57 x 121R (1,550 g)
Calibre	57 mm (2.2 in)
Action	Short recoil-operated
Rate of fire	80 rounds/min
Muzzle velocity	495 m/s (1,620 ft/s)
Feed system	16-round drum

Specifications

• Caliber: 57 mm (2.25 in)
• Ammunition: 57 x 121R (1,550 g)
• Weight: 150 kg (330 lb)
• Rate of fire: 80 rounds/min
• Muzzle velocity: 495 m/s (1,624 ft/s)

References

• The Pacific War Encyclopedia

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