Type 91 105 mm howitzer

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Type 91 105 mm howitzer
1931 Type 91 105mm howitzer.JPG
Type 91 105 mm howitzer
Type light howitzer
Place of origin  Empire of Japan
Service history
In service 1931-1949?
Used by War flag of the Imperial Japanese Army.svgImperial Japanese Army
 Republic of China (NRA)
 People's Republic of China (PLA)
Wars Second Sino-Japanese War
Soviet-Japanese Border Wars
World War II
Chinese Civil War
Production history
Designed 1927-1931
Manufacturer Osaka Arsenal
Produced 1931-?
Number built 1,100
Specifications
Weight 1,500 kilograms (3,300 lb)
Barrel length 2.54 metres (8 ft 4 in) L/24

Shell 15.7 kilograms (35 lb)
Caliber 100 millimetres (3.9 in)
Recoil hydropneumatic
Carriage split trail
Elevation -5° to +45°
Traverse 40°
Rate of fire 6-8 rpm
Muzzle velocity 546 m/s (1,791 ft/s)
Maximum range 10,771 metres (11,779 yd)
Feed system panoramic

The Type 91 105 mm howitzer (九一式十糎榴弾砲 Kyūisshiki Jissenchi Ryudanho?), also known as a "10-cm" gun,[1] was a howitzer used by the Imperial Japanese Army (IJA).[2]

History and development[change | edit source]

Type 91s began to be made in 1931.[3]

Combat record[change | edit source]

Type 91 howitzers were used in the Second Sino-Japanese War and World War II.[3]

Related pages[change | edit source]

References[change | edit source]

  1. Rottman, Gordon L. (2005). Japanese Army in World War II: Conquest of the Pacific 1941-42, p. 50; excerpt, "Japanese '10cm' weapons were actually 105mm weapons."
  2. This field gun type was named "ninety-one" because it was first built in 1931; and 1931 was the 2591st year since Emperor Jimmu, the first Emperor of Japan. The Japanese Imperial year was Kōki 2591 (皇紀2591年).
  3. 3.0 3.1 US War Dept. (1944). "Model 91 (1931) 105-mm howitzer," Handbook on Japanese Military Forces, p. 225.

Other websites[change | edit source]