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7.62×39mm. The 7.62×39mm (aka 7.62 Soviet, formerly .30 Russian Short) [5] round is a rimless bottlenecked intermediate cartridge of Soviet origin. The cartridge is widely used due to the global proliferation of the AK-47 rifle and related Kalashnikov rifles, as well as the SKS, RPD, and RPK light machine guns.
The below table gives a list of firearms that can fire the 7.62×39mm cartridge, first developed and used by the Soviet Union in the late 1940s. [1] The cartridge is widely used due to the worldwide proliferation of Russian SKS and AK-47 pattern rifles, as well as RPD and RPK light machine guns.
Cartridge dimensions. The 7.62×54mmR has 4.16 ml (64 grain H 2 O) cartridge case capacity. The exterior shape of the case was designed to promote reliable case feeding and extraction in bolt-action rifles and machine guns alike, under challenging conditions. 7.62×54mmR maximum C.I.P. cartridge dimensions.
The AKM is an automatic rifle chambered in 7.62×39mm intermediate cartridge. It is a selective fire, gas operated with a rotating bolt, firing in either semi-automatic or fully automatic, and has a cyclic rate of fire of around 600 rounds per minute (RPM). The gas operated action has a large bolt carrier with a permanently attached long stroke ...
History and design. The 9×39 is based on the Soviet 7.62×39mm case but with the neck expanded to fit a 9.2mm bullet. The final design was completed by N. Zabelin, L. Dvoryaninova, and Y. Frolov of the TsNIITochMash in the 1980s. The intent was to create a more stealthy cartridge for suppressed firearms used by Spetnaz and other special troops ...
The AK-74 was designed by А. D. Kryakushin's group under the designer supervision of M. T. Kalashnikov. Based on the competition results, this assault rifle was included in the inventory in 1974 as part of the 5.45-mm small arms complex. The cartridge used in the AK-74 weighs 1.5 times less as compared with the 7.62-mm cartridge.
RK 62. The RK 62 (from Finnish rynnäkkökivääri 62, 'assault rifle 62'), officially 7.62 RK 62 and commercially M62, is an assault rifle manufactured by Valmet and Sako. It is the standard issue infantry weapon of the Finnish Defence Forces. The RK 62 was designed in 1957–1962 by a Valmet engineer Lauri Oksanen [3] and is based on the ...
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.