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The .45-70, also known as the .45-70 Government, .45-70 Springfield, and .45-2⁄10" Sharps, is a .45 caliber rifle cartridge originally holding 70 grains of black powder that was developed at the U.S. Army 's Springfield Armory for use in the Springfield Model 1873.
The .50-70 Government cartridge became the official cartridge of the U.S. military in 1866 until being replaced by the .45-70 Government in 1873. The .50-70 cartridge has a pressure limit of 22,500 psi (155 MPa) [ 1] The official designation of this cartridge at the time of introduction was "US center-fire metallic cartridge", and the ...
The .450 Bushmaster is descended from the Thumper concept popularized by the gun writer Jeff Cooper.Cooper was dissatisfied with the small-diameter 5.56×45mm NATO (.223 Remington) of the AR-15, and envisioned a need for a large bore (.44 cal or greater) cartridge in a semi-automatic rifle to provide one-shot kills on big-game animals at 250 yards.
The .450 Marlin is a firearms cartridge designed as a modernized equivalent to the .45-70 cartridge. It was designed by a joint team of Marlin and Hornady engineers headed by Hornady's Mitch Mittelstaedt, [4] and was released in 2000, with cartridges manufactured by Hornady and rifles manufactured by Marlin, mainly the Model 1895M levergun.
The 5.56×45mm NATO standard SS109/M855 cartridge was designed for maximum performance when fired from a 508 mm (20.0 in) long barrel, as was the original 5.56 mm M193 cartridge. Experiments with longer length barrels up to 610 mm (24.0 in) resulted in no improvement or a decrease in muzzle velocities for the SS109/M855 cartridge.
2,236 ft/s (682 m/s) 2,441.85 ft⋅lbf (3,310.70 J) Source (s): Hodgdon Online Reloading Data. The .375 Winchester / 9.5x51mmR is a modernized version of the .38-55 Winchester, a black powder cartridge from 1884. It was introduced in 1978 along with the Winchester Model 94 “Big Bore” lever action rifle, which was in production from 1978 ...
2,665 ft⋅lbf (3,613 J) Test barrel length: 24 in. Source (s): Hornady [ 1] / Remington [ 2] The .444 Marlin (10.9×57mmR) is a rifle cartridge designed in 1964 by Marlin Firearms and Remington Arms. It was designed to fill the gap left when the older .45-70 cartridge was not available in new lever-action rifles; at the time it was the largest ...
The .50-110 WCF / 13x61mmR (also known as the .50-100-450 WCF , with different loadings) in modern 1886 Winchesters with modern steel barrels is the most powerful lever-action cartridge, with up to 6,000 foot-pounds (8,100 J) of energy. [citation needed]