Search results
Results from the WOW.Com Content Network
Comparison of centerfire and rimfire ignition. Centerfire cartridges are more reliable for military purposes because the thicker metal cartridge cases can withstand rougher handling without damage, and is safer to handle because explosive priming compound in a protruding rim is more likely to be triggered by impact if a rimfire cartridge is dropped or pinched.
Its origin lies in competitions with military-style service pistols, and as such its history dates back to the 19th century. 25 meter pistol (formerly called sport pistol ) is essentially the women's equivalent of this event, the only difference being the smaller rimfire caliber handguns used (often the same models only chambered for the ...
Centerfire: A cartridge in which the primer is located in the center of the cartridge case head. Unlike rimfire cartridges, the primer is a separate and replaceable component. The centerfire cartridge has replaced the rimfire in all but the smallest cartridge sizes.
Centerfire cartridges with solid-drawn metallic cases containing their own means of ignition are almost universally used in all modern varieties of military and sporting rifles and pistols. [citation needed] Around 1870, machined tolerances had improved to the point that the cartridge case was no longer necessary to seal a firing chamber.
The .223 Remington (designated 223 Remington by SAAMI [4] and 223 Rem. by the C.I.P. [5], pronounced "two-twenty three") is a rimless, bottlenecked, centerfire intermediate cartridge. It was developed in 1957 by Remington Arms and Fairchild Industries for the U.S. Continental Army Command of the United States Army as part of a project to create ...
Cartridges can be classified by type of firearm, by caliber or by type of primer (e.g. centerfire, rimfire). See Category:Cartridge families for more information on different categories of cartridges. The lists include:
The most common pocket pistols in the United States today are in .22 LR, .380 ACP or 9x19mm. [5] The cartridge is of semi-rimmed design meaning that the rim protrudes slightly beyond the diameter of the base of the cartridge so the cartridge can headspace on the rim. [6] This semi-rimmed design allows for it to be used in revolvers.
Comparison of centerfire and rimfire ignition Fired rimfire (left) and centerfire cartridges. A rimfire firing pin produces a notch at the edge of the case; a centerfire pin produces a depression in the center of the primer. Rimfire ammunition is so named because the firing pin strikes and crushes the base's rim to ignite the primer. The rim of ...