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27 paź 2007 · - if the 308 Win/7.62 ammo NATO is loaded at different pressures. - if there are any recommendation regarding safe interchange of both loads in spite of chambering markings, specifically 308 Win loads in 7.62 NATO marked military gas guns.
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.
19 sie 2018 · In terms of pressure differences of the .308 Winchester vs the 7.62 mm NATO, the actual numbers aren’t all that large—a 62,000 psi limit for the .308 Win. and 60,200 psi for the 7.62 NATO.
14 wrz 2024 · 7.62x51mm is a NATO cartridge, with a maximum chamber pressure rating of 415 megapascals–that’s a tad over 60,000 PSI. .308 Winchester, on the other hand, is rated slightly higher, with a maximum SAAMI spec of 62,000 PSI.
17 paź 2010 · eg. 1:10 is a higher twist than 1:12. For .223/5.56 a 1:12 will go to a 55gr bullet and maybe a 62gr'er, but a 1:7 will go 80gr or so.
2 sie 2022 · A 1:8” rate of twist means the rifling makes one complete rotation for every eight inches of barrel. If a foot-long barrel has a 1:12” rate of twist, then a bullet fired through it will make exactly one full rotation before exiting the muzzle.
5 sty 2016 · I've been shooting the Berger 210/215 in my .308 Win for years. It's not the fastest hotrod, but the long range ballistics are quite impressive compared next to the lighter 155-175 bullets.
