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QF 1-pounder pom-pom

Autocannon / From Wikipedia, the free encyclopedia

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The QF 1 pounder, universally known as the pom-pom due to the sound of its discharge,[9][10][11] was a 37 mm British autocannon, the first of its type in the world. It was used by several countries initially as an infantry gun and later as a light anti-aircraft gun.

Quick facts: QF 1 pdr Mark I & II ("pom-pom") , Type,...
QF 1 pdr Mark I & II ("pom-pom")
QF1pounderGunIWMApril2008.jpg
Mk II gun dated 1903, on anti-aircraft mounting, at the Imperial War Museum, London.[1]
TypeAutocannon
Place of originUnited Kingdom
Service history
In service1890s–1918
Used bySouth African Republic
British Empire
Khedivate of Egypt[2]
German Empire
Paraguay
Belgium
United States
Finland
Bolivia[3]
WarsMahdist War[4]
Spanish–American War
Second Boer War
1904 Paraguayan Revolution[5]
Herero Wars[6]
World War I
Finnish Civil War
Chaco War
Winter War
Production history
DesignerHiram Maxim
DesignedLate 1880s
ManufacturerMaxim-Nordenfelt
Vickers, Sons & Maxim
DWM
VariantsMk I, Mk II
Specifications
Mass410 pounds (186.0 kg) (gun & breech)
Length6 ft 1 in (1.85 m) (total)
Barrel length3 ft 7 in (1.09 m) (bore) L/29

Shell37 x 94R Common Shell
Shell weight1 lb (0.45 kg)
Calibre37-millimetre (1.457 in)
Barrels1
Actionautomatic, recoil
Rate of fire~300 rpm (cyclic)
Muzzle velocity1,800 ft/s (550 m/s)[7]
Maximum firing range4,500 yards (4,110 m) (Mk I+ on field carriage)[8]
Filling weight270 grains (17 g) black powder
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