The .45-70 (11.6x53mmR), also known as the .45-70 Government, .45-70 Springfield, and .45-2⁄" 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.

At this time, a new cartridge was adopted, the .45-70 U.S Government. The .45-70 fired a .45 caliber 405 grain projectile over 70 grains of black powder for a muzzle velocity of roughly 1200fps. The official military designation of the new cartridge was the .45-70-405. Caliber was .458” (11.6mm) and rifling consisted of 1 turn in 20”.

2024年2月25日 · Here we’ll rank the best 45-70 rifles out there and one that you defiantly should avoid. With a barrel length of 22 inches, overall length of 42 inches and a total weight of 8.10 pounds giving it a perfect balance of stability and handling.

2 天之前 · A typical hand loaded cartridge for the .45-70 high pressure rifles consists of a 300 grain bullet driven at 2,100 fps from a 24” barrel. The third level of performance for the .45-70 cartridge with the highest pressures are used expressly in Ruger No. 1 single shot rifles as well as various custom built bolt action rifles.

The .45-70 rifle cartridge, also known as .45-70 Government, was developed at the U.S. Army's Springfield Armory for use in the Springfield Model 1873, which is known to collectors as the "Trapdoor Springfield." The new cartridge was a replacement for the stop-gap .50 …

2020年3月5日 · Here's a look at the history of the storied .45-70 Gov't cartridge that still remains popular today.

2020年5月7日 · Born in 1873, 147 years ago the 45-70 was completely identified as the .45-70-405, but was also referred to as the ".45 Government" cartridge in commercial catalogs. The nomenclature of the time was based on three properties of the cartridge: .45: nominal diameter of bullet, measured in decimal inches, i.e., 0.458 inches

2023年1月23日 · The rich history of the 45-70 Government gun and cartridge makes it a popular choice among collectors and gun enthusiasts today. However, this historic cartridge is also popular for use by hunters and other gun users and continues to be a versatile round that rivals some modern ammunition.

The .45-70 Government (11.6×53.5mmR) is a rifle cartridge which was originally developed alongside the Springfield Model 1873, one of the various "Trapdoor" Springfield Rifles. In full it was called the .45-70-405 (meaning it was .45 inch caliber, with a …

During 1866 the design was improved upon and that resulted in the Model 1866 (Allin Conversion) Springfield Rifle in 50-70 cal. The next upgrade happened in 1873 after various trials with the adoption of the 1873 Springfield “Trapdoor” rifle, chambered for the newly adopted 45-70-405 US Government cartridge.