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This is a list of firearm cartridges which have bullets in the 7.00 to 7.99 millimetres (0.2756 to 0.3146 in) caliber range. Length refers to the cartridge case length. OAL refers to the overall length of the cartridge.
Calibers in the size range of (mm, inches): 2 mm (.079+ caliber) 3 mm (.118+ caliber) 4 mm (.157+ caliber) 5 mm (.197+ caliber) 6 mm (.236+ caliber) 7 mm (.276+ caliber)
Common rifle cartridges, from the largest .50 BMG to the smallest .22 Long Rifle with a $1 United States dollar bill in the background as a reference point.. This is a table of selected pistol/submachine gun and rifle/machine gun cartridges by common name.
The choice of barrel length is also critical, as a 26-or-27-inch (660 or 686 mm) barrel is commonly needed to achieve the full velocity potential of the cartridge, and a 24 inches (610 mm) barrel should be viewed as a practical minimum.
178 mm (7.0 in) RML 7 inch gun United Kingdom: 1860s - 1890s 180 mm (7.1 in) Gonzalez Hontoria de 18 cm mod 1879 Spain: 1879 – 1900s 180 mm (7.1 in) Gonzalez Hontoria de 18 cm mod 1883 Spain: 1883 – 1910s 180 mm (7.1 in) 180mm Pattern 1931-1933 Soviet Union: World War II 190 mm (7.5 in) Škoda 19 cm vz. 1904 Austria-Hungary: World War I
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 ...
These cartridges in turn trace their origin to .308 Winchester via the .308×1.5-inch Barnes cartridge. The 7mm BR was designed by merely necking up the pre-existing 6mm BR Remington to accept a .28 caliber (7 mm) bullet. The cartridge is capable of developing 2,200 ft/s (670 m/s) with a 139 gr (9.0 g) bullet or 2,100 ft/s (640 m/s) with a 154 ...
The difference in diameter is less than 1/128 of an inch (0.2 mm), or approximately the thickness of two human hairs. [32] In addition, both the 6.8 × 51mm and the 7mm-08 Remington share the same parent case of the 7.62x51mm NATO , necked down to accept the respective bullet of each cartridge. [ 32 ]