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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.
There are small dimensional differences between the .256 Newton and 6.5-06 later standardized by A-Square: the 256 Newton has an increased body taper, the shoulder is moved back, and has a sharper, 23 degree shoulder while the 6.5-06 has a 17.5 degree shoulder like the parent 30-06 case.
The 7.62 mm designation refers to the internal diameter of the barrel at the lands (the raised helical ridges in rifled gun barrels). The actual bullet caliber is often 7.82 mm (0.308 in), although Soviet weapons commonly use a 7.91 mm (0.311 in) bullet, as do older British (.303 British) and Japanese (7.7×58mm Arisaka) cartridges.
The .30-06 Springfield was officially replaced by the 7.62 NATO M14 in 1957. During the 1940s and early 1950s, several experiments were carried out to improve the M1 Garand semi-automatic rifle. One of the most common complaints was the limited-capacity, eight-round en-bloc clip , and many experimental designs modified the weapon with a ...
From left to right 9.3×62mm, .30-06 Springfield, 7.92×57mm Mauser, 6.5×55mm and .308 Winchester cartridges. The 7.62×51mm NATO (not pictured) is similar in appearance to the .308 Winchester. Several cartridges have been developed using the .308 Winchester as a parent case, some becoming very popular for hunting, particularly in North ...
In 1969 the 308 Win. was dropped from production, and by 1970 only the 243 Win, 270 Win, and 30-06 Sprg were offered. Again in 1971 chamberings were reduced to only the 243 Win and 30-06 Sprg. In 1972 the rifle was redesigned to incorporate the same design stock and a 2 position safety similar to that of the Model 70.
The .30-03 Springfield (7.62×65mm) was a short-lived cartridge developed by the United States in 1903, to replace the .30-40 Krag in the new Springfield 1903 rifle.The .30-03 was also called the .30-45, since it used a 45 grain (2.9 g (0.10 oz)) powder charge; the name was changed to .30-03 to indicate the year of adoption. [2]
An intermediate cartridge is a rifle/carbine cartridge that has significantly greater power than a pistol cartridge but still has a reduced muzzle energy compared to fully powered cartridges (such as the .303 British, 7.62×54mmR, 7.65×53mm Mauser, 7.92×57mm Mauser, 7.7×58mm Arisaka, .30-06 Springfield, or 7.62×51mm NATO), and therefore is ...