![]() In all other modern cartridges, the bullet shank is of constant diameter and the case is slightly larger than the bullet to allow the heel of the latter to fit inside. Such bullets are also called "outside lubricated," because they are ordinarily waxed or copper plated. The part of the bullet inside of the case (the heel) is reduced in diameter to allow it to fit inside of the case. ![]() 22 S, L, or LR cartridge you will see that the case and bullet are the same diameter. 22 WMR) are ancient black powder designs and use tapered heel bullets. 22 caliber rimfire cartridges.Īll current. Among these are the 5mm Remington Magnum. In addition to the larger caliber rimfire cartridges of the past, in recent times sub-caliber rimfire cartridges have been introduced. 32 Long ammunition from a Brazilian manufacturer in 1990. McPherson, for which I am indebted for much of the historical information in this article, Navy Arms commissioned a run of. According to Cartridges of the World by Frank C. Guns and ammunition for the last of the larger caliber rimfires was discontinued in the U.S. The latter was the cartridge for which the seminal Henry and Winchester 1866 "Yellow Boy" lever action rifles were chambered. Probably the best known of the larger caliber rimfires are the. ![]() Some of these had a good run of popularity until they were superceded by the development of higher pressure centerfire ammunition.Ĭalibers ranged from the. 22s, but after the type became established many larger caliber rimfire cartridges were developed in the mid to late 19th Century. Rimfire cases are constructed with the priming compound spun inside the rim of the copper or brass case, which is crushed by the blow of the firing pin to ignite the main powder charge. The rimfire principle was used to create the first successful self-contained metallic ammunition. ![]()
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