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While modern firearms are generally referred to by the name of the cartridge the gun is chambered for, they are still categorized together based on bore diameter. [citation needed] For example, a firearm might be described as a "30 caliber rifle", which could accommodate any of a wide range of cartridges using a roughly 0.30 inches (7.6 mm) projectile; or as a "22 rimfire", referring to any ...
A regular and an armor piercing variant were designed, the non-armor piercing bullet taken from the 9×19mm Parabellum and the armor piercing bullet was taken from the RG054 cartridge, it has a black painted tip. [1] The case is a stretched 9x19mm case, manufactured from phosphate varnished steel.
Closeup of chamber throat depicting relationship between freebore diameter, rifling groove diameter, and land diameter. The chamber is the rearmost portion of a firearm barrel that has been formed to accept a specific handgun/rifle cartridge or shotgun shell. [5]
bullet – optional – the diameter of the bullet used in the cartridge, expressed in mm or in; only include the number, and not the units of measurement, and omit any commas. land – optional – the land diameter of the rifling in the barrel, expressed in mm or in; only include the number, and not the units of measurement, and omit any commas.
Bullet diameter.172 in (4.4 mm) Land diameter.168 in (4.3 mm) Neck diameter ... The smaller .172 bullet typically has a much lower ballistic coefficient than other ...
Since 1971 two bullet types are available: [8] [9] Type A - SP for hunting 250–500 kg animals; Type B - FMJ for hunting 70–250 kg animals; Soviet 9×53mmR cartridges were loaded with smokeless powder VT (винтовочный пироксилиновый порох ВТ), as well as Soviet 5.6×39mm and 7.62×54mmR hunting cartridges. [10]
Bullet diameter (G1): 7.85 mm (54R: 7.92) The Finnish commercial ammunition manufacturer Lapua does not make a difference between the 53R and 54R, but produces cartridges that will function in weapons chambered for either one.
The 5.6×39mm, also known in the U.S. as .220 Russian, is a cartridge developed in 1961 for deer hunting in the USSR. [3] It fires a 5.6mm projectile from necked down 7.62×39mm brass.