Search results
29 lis 2017 · Nabój 7,62 mm NATO jest bezpieczny do użycia w komorach .308 Win, ponieważ ma niższe ciśnienia maksymalne i grubszą łuskę. Czasem jednak tolerancje jego wykonania nie pozwolą na poprawne jego zamknięcie w broni cywilnej (dłuższe ramiona łuski), czyli kolokwialnie „nie wejdzie”.
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.
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.
21 sty 2024 · A Frankfurt Arsenal diagram indicates a range of 1.628 to 1.634 for the 7.62×51 NATO cartridge case, while JGS reamers are held to 1.630-.640 for the .308 and 7.62×51 NATO. Barrel-maker John Krieger tells me even his reamers with special-order throats hew to SAAMI headspace specs.
27 gru 2014 · Cutting the barrel from 28″ to 16.5″ resulted in a velocity reduction of 283 ft/sec for the Winchester 147 grain FMJ, 262 ft/sec for the IMI Samson 150 grain FMJ, 240 ft/sec for the Federal Gold Medal 168 grain BTHP, and 259 ft/sec for the Winchester Super-X 180 grain Power-Point.
27 paź 2007 · Anyone that reloads knows that in order to get 2800-2850 fps out of a 22" barrel with a 308 Win, and using the powders commonly used in military 7.62 NATO loadings (ussually 43 to 45 gr) the pressure is about 50,000 CUP or close to 60,000 psi.
19 sie 2018 · .308 Win vs 7.62 NATO: Practical Knowledge. What does a shooter need to know about this pair, and what are the relevant differences between the two cartridges?
