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A center-fire (or centerfire) is a type of metallic cartridge used in firearms, where the primer is located at the center of the base of its casing (i.e. "case head"). Unlike rimfire cartridges , the centerfire primer is typically a separate component seated into a recessed cavity (known as the primer pocket ) in the case head and is ...
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 ...
.32 ACP (Automatic Colt Pistol, also known as the .32 Auto, .32 Automatic, or 7.65×17mmSR) is a centerfire pistol cartridge.It is a semi-rimmed, straight-walled cartridge developed by firearms designer John Browning, initially for use in the FN M1900 semi-automatic pistol.
Swiss military version of the 5.56×45mm NATO / 223 Remington. For SIG SG 550 and variants. 5.7×28mm: 1990 Belgium 1 [7] R 5.7×28mm 2800 400 [8] 0.286 13 0.224 28mm Bottlenecked high velocity PDW cartridge designed by FN Herstal. Designed in response to NATO requests for a replacement for the 9×19mm cartridge. Frequently used in the FN Five ...
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.
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.
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.
The 2mm Kolibri (also known as the 2.7mm Kolibri Car Pistol or 2.7×9mm Kolibri) was the smallest commercially available centerfire cartridge, [3] patented in 1910 and introduced in 1914 by Franz Pfannl, an Austrian watchmaker, with financial support from Georg Grabner. It was designed to accompany the Kolibri semi-auto pistol or single-shot ...