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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 model 1884 was also produced in a carbine version. It was found that the rear sight could be easily damaged when removing the rifle from the carbine boot. The rear barrel band was therefore modified in 1890 to include a rear sight protector. A round-rod bayonet model was also produced, designated the Model 1888.
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.
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.
The bayonet was of the triangular style, as the trowel type had recently fallen out of favor. Approximately 1,000 of the Model 1880 rifles were produced and were fielded for testing. The Model 1880 rifle did not do well during testing. The rod's retaining mechanism was problematic and did not work well until a key was added to the locking spring.
Springfield Model 1888 – .45-70 caliber trapdoor rifle. [18] Repeating rifle: Springfield Model 1892–99 – .30-40 caliber Krag–Jørgensen bolt action rifle. [19]
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 ...
.45-70-405: Action: Trapdoor: Rate of fire: ... The Model 1875 officer's rifle was checkered fore and aft of the trapdoor breech and tipped with white metal. It was ...