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The rimmed.30-40 round was also known as .30 Army or .30 U.S. Although the .30-40 Krag was the first smokeless powder round adopted by the U.S. military, it retained the "caliber-charge" naming system of earlier black powder cartridges, i.e. a .30-caliber bullet propelled by 40 grains (2.6 g) of smokeless powder.
Below is a list of rimmed cartridges (R).Although similar, it must be noted that rimmed cartridges differ from rimfire cartridges ().A rimmed cartridge is a cartridge with a rim, whose primer is located in the center of the case head; the primer is detonated by the firing pin striking that center location.
Rifles chambered in "standard" factory rounds are warranted for shooting factory smokeless powder ammunition as well, such as the 30-40K, .38-55, and .45-70. [4] The model 1863 comes in 50 caliber and 54 caliber. The model 1874 comes in: .30-40 Krag.38-55 Winchester.40-50 11 ⁄ 16 BN.40-65.40-65 Win.40-70 2 1 ⁄ 4 BN.40-70 2 1 ⁄ 2 ST.40-90 ...
Due to very close dimensional relationships, boxer-primed cartridge cases can be made by resizing and trimming .303 British [16] or .30-40 Krag (.30-40 US) [17] brass, and Fire forming the resulting altered brass cases in the 6.5x53R chamber.
Parker Otto Ackley (May 25, 1903 – August 23, 1989) [1] was an American gunsmith, barrel maker, author, columnist, and wildcat cartridge developer. The Ackley Improved family of wildcat cartridges are designed to be easily made by rechambering existing firearms, and fireforming the ammunition to decrease body taper and increase shoulder angle, resulting in a higher case capacity.
The various Krag–Jørgensens were manufactured for a wide variety of ammunition. Apart from various civilian calibres, the rifle was manufactured for the following service ammunition: US 30–40, a 7.62 mm (0.30 in) rimmed round loaded with 40 grains (3 grams) of smokeless powder. It gave a chamber pressure of 40000 lbf/in² (276 MPa), which ...
8×58mmR Danish Krag; 8mm Gasser; 8×50mmR Lebel; 9.3×74mmR; 9×53mmR; 9mm Japanese revolver; 10.4mm Swiss Centerfire; 10.6×25mmR; 10.15×61mmR; 11×59mmR Gras; 11.3×36mmR; 11×58mmR.17 Hornet.22 Hornet.22 Remington Jet.22 Savage Hi-Power.22 Winchester Centerfire.25-20 Winchester.30-30 Winchester.30-40 Krag.32 S&W Long.32 Winchester Special ...
Although the .30-40 Krag was the first smokeless powder round adopted by the U.S. military, it retained the "caliber-charge" designation of earlier black powder cartridges, thus the .30-40 Krag employs a .30 caliber (7.62 mm) bullet propelled by 40 grains (3 g) of smokeless powder.