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The 30-06 Springfield cartridge (pronounced “thirty- ought -six”, "thirty-oh-six") or 7.62×63mm in metric notation, was introduced to the United States Army in 1906 (hence “06”) where it was in use until the late 1970s. It remains a very popular sporting round, with ammunition produced by all major manufacturers.
The .30-06 Springfield cartridge case can hold 68.2 grains and has a volume of 4.42 millilitres (0.270 in 3). The exterior shape of the case was designed to promote reliable case feeding and extraction in bolt-action rifles and machine guns alike, under extreme conditions. [citation needed].30-06 Springfield maximum C.I.P. cartridge dimensions.
The new American cartridge was designated Cartridge, Ball, Caliber .30, Model of 1906. The M1906 cartridge is better known as the .30-06 Springfield round, used in many rifles and machine guns, and is still a popular civilian cartridge to the present day. The rifle's sights were again re-tooled to compensate for the speed and trajectory of the ...
It is designed for light and standard loads for 12, 16, and 20 gauge shotguns and can be used in handguns. [25] HiVel # 6 was produced from 1933 to 1941 for loading the .30-06 Springfield. [22] Herco is a flake powder introduced in the 1930s. Individual flakes are approximately 1.5 mm (0.06 inch) in diameter. [24]
The principle at work in the short magnum cartridge is the fitting of larger volumes of powder in closer proximity to the primer's flash hole, resulting in more-uniform ignition. .300 WSM has a case capacity of 80 grains. The .30-06 Springfield holds 69 grains; .308 Winchester holds 56 grains; 30-30 Winchester holds 45 grains.
An M1 Garand en bloc clip loaded with eight .30-06 Springfield rounds Loading the M1 Unloading an M1 en bloc clip. The M1 rifle is fed by a reversible en bloc clip which holds eight rounds of .30-06 Springfield ammunition. When the last cartridge is fired, the rifle ejects the clip and locks the bolt open. [43] The M1 is then ready to reload.
The .300 H&H Magnum cartridge was introduced by the British company Holland & Holland as the Super-Thirty in June, 1925. [2] The case was belted like the .375 H&H Magnum, and is based on the same case, as also is the .244 H&H Magnum. The belt is for headspace as the cases' shoulders have a narrow slope rather than an actual shoulder.
In 1953, large batches of .30-06 ammunition were manufactured under unique arsenal headstamps. [4] The case had red lacquer sealant around the primer annulus. [ 4 ] The headstamp has a two-letter manufacturer code (10- and 2-o'clock) and the lot code (rather than the year) is the number 40 (at 4 o'clock) followed by a third numeral (at 8 o ...