M197 electric cannon
20 mm Gatling-type rotary cannon / From Wikipedia, the free encyclopedia
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The M197 electric cannon is a 20 mm three-barreled electric Gatling-type rotary cannon used by the United States military.
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Quick Facts Type, Place of origin ...
M197 Gatling gun | |
---|---|
Type | Rotary cannon |
Place of origin | United States |
Service history | |
In service | 1967–present |
Used by | United States Marine Corps |
Production history | |
Designer | General Dynamics |
Manufacturer | General Dynamics Armament Systems |
Specifications | |
Mass | 132 pounds (60 kg) |
Length | 1,828 millimetres (72.0 in) |
Barrel length | 1,524 millimetres (60.0 in) |
Cartridge | 20×102mm |
Caliber | 20 mm |
Barrels | 3-barrel (progressive RH parabolic twist, 9 grooves) |
Rate of fire | 750-1500 rpm[1] |
Muzzle velocity | 1,030 metres per second (3,400 ft/s) |
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