.308 Winchester

.308 Winchester
.308 Winchester
TypeRifle
Place of originUnited States
Production history
Designed1952
Specifications
Parent case30-06
Case typeRimless, bottleneck
Bullet diameter0.308 in (7.82 mm)
Land diameter0.300 in (7.62 mm)
Neck diameter0.3433 in (8.72 mm)
Shoulder diameter0.4539 in (11.53 mm)
Base diameter0.4709 in (11.96 mm)
Rim diameter0.4728 in (12.01 mm)
Rim thickness0.0539 in (1.37 mm)
Case length2.015 in (51.2 mm)
Overall length2.800 in (71.1 mm)
Case capacity56 gr H2O (3.6 cm3)
Primer typeLarge rifle
Maximum pressure (C.I.P.)60,191 psi (415.00 MPa)
Maximum pressure (SAAMI)62,000 psi (430 MPa)
Ballistic performance
Bullet mass/type Velocity Energy
125 gr (8 g) Spitzer 3,100 ft/s (940 m/s) 2,668 ft⋅lbf (3,617 J)
150 gr (10 g) Nosler tip 2,820 ft/s (860 m/s) 2,648 ft⋅lbf (3,590 J)
168 gr (11 g) BTHP 2,650 ft/s (810 m/s) 2,619 ft⋅lbf (3,551 J)
175 gr (11 g) BTHP 2,645 ft/s (806 m/s) 2,718 ft⋅lbf (3,685 J)
185 gr (12 g) Lapua Mega JSP 2,510 ft/s (770 m/s) 2,588 ft⋅lbf (3,509 J)
Test barrel length: 24 in (26 in for Lapua)

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 cartridge.

This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.