7.62 x54mm caliber the same caliber as 7.62 NATO round?
Remember, cartridge and caliber are two different definitions. The answer is no A cartridge titled "7.62" can confusingly be of differing calibers (or diameter). The 7.62 NATO aka 7.62x51 (metric designation) is also known in a US civilian version, 308 Win US rifle calibers, including the .308 Win, 30-06 Spr, 300 WM, 300 WSM, etc., are all .308 caliber, i.e.
, .308"/inch. British .30 caliber rifles (e.g. , 300 H&H Magnum) also use .308 bullets On the other hand, most European/Russian 7.62 cartridges, including the 7.62x54R use a slightly larger diameter bullet. 7.62x54R is a rimmed Russian cartridge originally used in the 1891 Mosin Nagant rifle, subsequently used in many different Russian/Soviet weapons, and is still used today.
Depending upon the manufacturer, the 7.62x54R uses a .310-.312 caliber bullet. If reloading with commercially available US bullets, use .311 bullets for best results. (sources include F.
Barnes Cartridges of the World ).
Remember, cartridge and caliber are two different definitions. The answer is no. A cartridge titled "7.62" can confusingly be of differing calibers (or diameter).
The 7.62 NATO aka 7.62x51 (metric designation) is also known in a US civilian version, 308 Win. US rifle calibers, including the .308 Win, 30-06 Spr, 300 WM, 300 WSM, etc., are all .308 caliber, i.e. British .30 caliber rifles (e.g., 300 H&H Magnum) also use .308 bullets.
On the other hand, most European/Russian 7.62 cartridges, including the 7.62x54R use a slightly larger diameter bullet. 7.62x54R is a rimmed Russian cartridge originally used in the 1891 Mosin Nagant rifle, subsequently used in many different Russian/Soviet weapons, and is still used today. Depending upon the manufacturer, the 7.62x54R uses a .310-.312 caliber bullet.
If reloading with commercially available US bullets, use .311 bullets for best results. (sources include F.
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