Type	Semi-automatic rifle
Place of origin	United States

Service history

In service	1941–1945  1941–1961 (worldwide)
Wars	World War II Bay of Pigs Invasion

Production history

Designer	Melvin Johnson
Designed	1939
Manufacturer	Johnson Automatics, Inc.
No. built	~70 000 cost per unit $125

Specifications

Weight	9.5 lb (4.31 kg)
Length	45.87 in (1,165 mm)
Barrel length	22 in (560 mm)
Cartridge	.30-06 Springfield 7×57mm Mauser (Chilean variant)  .270 Winchester
Action	Short-recoil, rotating bolt
Muzzle velocity	2,840 ft/s (866 m/s)
Feed system	10 round rotary magazine
Sights	Adjustable Iron Sights