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According to the US Army Ordnance Department tests, the 45-70-405 was loaded to 19,000 psi, [4] while the 45-70-500 was loaded to 25,000 psi [2] The average accuracy of the Springfield Model 1873 was a circle with an average radius of 1.7 inches at 100 yards, corresponding to an ~3.4 MOA.
The .45-70 (11.6x53mmR), also known as the .45-70 Government, .45-70 Springfield, and .45-2 1 ⁄ 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.
Springfield Model 1870 – .50-70 caliber trapdoor rifle. [8] Springfield Model 1870 Remington-Navy – .50-70 caliber rolling-block rifle. [9] Springfield Model 1871 – .50-70 caliber rolling-block rifle. [10] Springfield Model 1873 – .45-70 caliber trapdoor rifle. [11] Springfield Model 1875 – .45-70 caliber trapdoor officer's rifle. [12 ...
The "Hickok rifle" has a 29.625-inch (75.25 cm) barrel, which is longer than the carbine version's barrel and shorter than the rifle version's barrel, and also has a Kentucky rifle style sloped butt. The trapdoor mechanism is stamped with the year 1870, and the lockplate is stamped with the year 1863, indicating that this rifle was originally ...
The model 1884 traces its roots back to the design of the Springfield 1873. The model 1884 incorporated a significant number of improvements that had been made between 1878 and 1879. It also featured a serrated trigger that had been incorporated into the Springfield rifle design in 1883.
Over 50,000 Model 1868 rifles were manufactured, chambered for the .50-70 450 cartridge. This model served as the basis for the definitive Springfield Model 1873 series of rifles in .45-70-405 caliber, which was adopted in 1873 as the standard military longarm of the United States armed forces for the next 20 years.
Like many other armed forces, the U.S. Army searched for a new rifle in the early 1890s to replace their old Springfield Model 1873 "trapdoor" single-shot rifles. A competition was held in 1892, comparing rifle designs from Lee , Krag–Jørgensen , Mannlicher , Mauser , Schmidt–Rubin , and about 40 other military and civilian designs.
In 1877, many changes were made to both the Model 1873 rifle and the Model 1873 carbine (the carbine was just a shorter version of the rifle). Historically, the Model 1877 rifle has just been considered to be a variant of the Model 1873, while the Model 1877 carbine has been considered to be a separate model.