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Rimfire ammunition. Schematic of a rimfire cartridge and its ignition. A rim-fire (or rimfire) is a type of metallic cartridge used in firearms where the primer is located within a hollow circumferential rim protruding from the base of its casing. When fired, the gun's firing pin will strike and crush the rim against the edge of the barrel ...
Below is a list of rimfire cartridges ('RF), ordered by caliber, small to large. Rimfire ammunition is a type of metallic cartridge whose primer is located within a hollow circumferential rim protruding from the base of its casing. The most common rimfire cartridges are chambered for .17 caliber and .22 caliber. The bullet diameter for .17 ...
Rim (firearms) A rim is an external flange that is machined, cast, molded, stamped, or pressed around the bottom of a firearms cartridge. Thus, rimmed cartridges are sometimes called "flanged" cartridges. Almost all cartridges feature an extractor or headspacing rim, in spite of the fact that some cartridges are known as "rimless cartridges".
The .22 Winchester Magnum Rimfire, also known as the .22 WMR, .22 Magnum, .22 WMRF, .22 MRF, [2] or .22 Mag, is a rimfire cartridge.Originally loaded with a bullet weight of 40 grains (2.6 g) delivering velocities in the 2,000 feet per second (610 m/s) range from a rifle barrel, .22 WMR is now loaded with bullet weights ranging from 50 grains (3.2 g) at 1,530 feet per second (470 m/s) to 30 ...
Source (s): [2][3] The .22 Long Rifle, also known as the .22LR or 5.6×15mmR, [4][5] is a long-established variety of .22 caliber rimfire ammunition originating from the United States. It is used in a wide range of firearms including rifles, pistols, revolvers, and submachine guns.
Introduced in the Winchester M1890 slide rifle, it had a flat-nose slug, and is identical to the .22 Remington Special (which differed only in having a roundnosed slug). [2] It uses a flat-based, inside-lubricated bullet, which differs from the outside-lube heeled bullet of the .22 Short, .22 Long, .22 Long Rifle, and .22 Extra Long cartridges.
The .38 rimfire cartridge was a common round for many antique revolvers and rifles from the 1870s to the early 1900s. It was a common self-defense round for a small revolver that was often kept in a vest pocket through to the 1890s. Production in the United States of rimfire calibers larger than .22 ceased upon the country's entry into World ...
200 gr (13 g) lead. 1,125 ft/s (343 m/s) 568 ft⋅lbf (770 J) .44 Henry Flat cartridge. The .44 Henry, also known as the .44 Henry Flat, the .44 Rimfire, the .44 Long Rimfire, and the 11x23mmRF (11x23mm Rimmed) in Europe, [2] is a rimfire rifle and handgun cartridge featuring a .875 in (22.2 mm)-long brass or copper case.