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The .45 Colt (11.43×33mmR), often called the .45 Long Colt, is a rimmed straight-walled handgun cartridge dating to 1872.It was originally a black-powder revolver round developed for the Colt Single Action Army revolver.
.45 Colt (.45 Long Colt) .454 11.5: 1.290 32.8: 1.600 ... Basics-Cartridges Used in Handguns; Ballistics By The Inch testing of handgun cartridges and relationship ...
The .38 Long Colt remained the Army's primary revolver cartridge until 1909, when the .45 M1909 cartridge [b] was issued along with the .45 Colt New Service revolver as the new standard military sidearm for the U.S. Army. However, some of the old .38 Long Colt revolvers and ammunition remained in reserve stocks, and when the U.S. entered World ...
However, the .500 Bushwhacker cartridge can generate 3,004.6 ft/s (916 m/s) with a 230-grain bullet from a 14-inch (356 mm) revolver. [6] The .460 cartridge achieves high velocities by combining light-for-caliber bullets, a large case capacity, and the high chamber pressures (65,000 psi maximum) typical of magnum rifle cartridges.
The .45 Schofield cartridge was shorter than the .45 Colt. It could be used in both the Schofield and the Colt 45 Peacemaker, but the .45 Colt was too long to use in the Schofield. As a result, by the late 1880s the army finally standardized on a .45 cartridge designed to fire in both revolvers, the M1887 Military Ball Cartridge.
.455 Webley is a British handgun cartridge, most commonly used in the Webley top break revolvers Marks I through VI. It is also known as ".455 Eley" and ".455 Colt".The .455 cartridge was a service revolver cartridge, featuring a rimmed cartridge firing a .455 in (11.5 mm) bullet at the relatively low velocity of 650 ft/s (190 m/s).
See: .45-70 at Two Miles: The Sandy Hook Tests of 1879), a new variation of the .45-70 cartridge was produced: the .45-70-500, which fired a heavier, 500-grain (32 g) bullet. The heavier bullet produced significantly superior ballistics and could reach ranges of 3,350 yd (3,060 m), which were beyond the maximum range of the .45-70-405.
In 1875, the U.S. Ordnance Board granted S&W a contract to outfit the military with Model 3 revolvers incorporating the design improvements of Major George W. Schofield (the so-called "Schofield revolvers"), providing that they could make the revolvers fire the .45 Colt (or ".45 Long Colt") ammunition