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Mk 18 Mod 0 grenade launcher | |
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Type | Grenade launcher |
Place of origin | United States |
Service history | |
In service | 1960s - 1970s |
Used by | United States Navy |
Wars | Vietnam War |
Production history | |
Manufacturer | Honeywell Corporation and Aeronautical Products Division |
No. built | 1200 |
Specifications | |
Crew | 2 |
Cartridge | 40 x 46 mm grenade |
Caliber | 40mm |
Barrels | 1 |
Action | Hand cranked, manual reloading |
Rate of fire | 250 rounds per minute |
Maximum firing range | 375 metres |
Feed system | Belt |
Sights | Iron sights |
The Mk 18 Mod 0 was a 40x46mm grenade launcher used by the United States Navy during the Vietnam War and also the last known hand crank operated firearm since the Gatling gun. It was replaced by the Mk 19 grenade launcher in service with the United States Armed Forces.