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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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| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| M197 electric cannon | Barrel length | 1,524 millimetres (60.0 in) | 1.00 | infobox |
| M197 electric cannon | Barrels | 3-barrel (progressive RH parabolic twist, 9 grooves) | 1.00 | infobox |
| M197 electric cannon | Caliber | 20 mm | 1.00 | infobox |
| M197 electric cannon | Cartridge | 20×102mm | 1.00 | infobox |
| M197 electric cannon | Designer | General Dynamics | 1.00 | infobox |
| M197 electric cannon | In service | 1967–present | 1.00 | infobox |
| M197 electric cannon | Length | 1,828 millimetres (72.0 in) | 1.00 | infobox |
| M197 electric cannon | Manufacturer | General Dynamics Armament Systems | 1.00 | infobox |
| M197 electric cannon | Mass | 132 pounds (60 kg) | 1.00 | infobox |
| M197 electric cannon | Muzzle velocity | 1,030 metres per second (3,400 ft/s) | 1.00 | infobox |
| M197 electric cannon | Place of origin | United States | 1.00 | infobox |
| M197 electric cannon | Rate of fire | 750-1500 rpm | 1.00 | infobox |
| M197 electric cannon | Type | Rotary cannon | 1.00 | infobox |
| M197 electric cannon | Used by | United States Marine Corps | 1.00 | infobox |
| M197 electric cannon | is a | 20 mm three-barreled electric Gatling-type rotary cannon used by the United States military | 0.90 | text |
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