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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 most common rimfire cartridges are chambered for .17 caliber and .22 caliber. The bullet diameter for .17 caliber firearms generally measure .172 inch (4.37 mm), while the bullet diameter for .22 caliber firearms generally measure .222 inch (5.64 mm).
The .22 long rifle, also known as the .22 LR or 5.7×15mmR, [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 .
The Röhm RG-14 is a double-action, six-shot revolver chambered in .22, formerly manufactured and sold by Röhm Gesellschaft of Sontheim/Brenz, Germany. It is notable for being the model of firearm used by John Hinckley Jr. to shoot Ronald Reagan on 30 March 1981. [1] Until 1968, the guns were manufactured in Germany.
The .22 Remington Automatic / 5.7x23mmRF (also known as the .22 Remington Auto and occasionally .22 Rem Auto) is a .22in (5.6mm) American rimfire rifle cartridge. Introduced for the Remington Model 16 semiautomatic rifle in 1916, [ 2 ] the .22 Rem Auto was never used in any other firearm. [ 3 ]
Because it is very dimensionally-similar, however, the shorter .22 short, .22 long, and .22 LR will chamber in weapons designed for it [2] (in the same way a .38 Special cartridge can be loaded into a .357 Magnum revolver, or a .44 Special cartridge can be loaded into a .44 Magnum) revolver. [citation needed]
The .22 long is a variety of .22 caliber (5.6 mm) rimfire ammunition. The .22 long is the second-oldest of the surviving rimfire cartridges, dating back to 1871, when it was loaded with a 29 gr (1.9 g) bullet and 5 gr (0.32 g) of black powder , 25% more than the .22 short on which it was based.
.22 caliber, or 5.6 mm, refers to a common firearms bore diameter of 0.22 inch (5.6 mm) in both rimfire and centerfire cartridges. Cartridges in this caliber include the very widely used .22 Long Rifle and .223 Remington / 5.56×45mm NATO .