.308 Winchester
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The .308 Winchester is a smokeless powder rimless bottlenecked rifle cartridge widely used for hunting, target shooting, police, military, and personal protection applications globally. It is similar, but not identical, to the 7.62×51mm NATO... Wikipedia
Case capacity: 56 gr H2O (3.6 cm3)
Designed: 1952
Maximum pressure (C.I.P.): 60,191 psi (415.00 MPa)
Overall length: 2.800 in (71.1 mm)
Parent case: .300 Savage