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.32 rimfire
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Revolver cartridge
.32 Short Rimfire 300px 32 Rim-Fire UMC Cartridges.jpg United States Rifle and handgun Smith & Wesson 1860 Rimmed, straight .316 .318 .318 .377 0.575 0.948 Rimfire 12,000 psi (82.74 MPa) 80 Rimmed 945 159 24
.32 Long Rimfire United States Pistol/Rifle Smith & Wesson 1860 Rimmed, straightBarnes Frank C. Cartridges of the World 1997 0873491785 386 8th M.L. McPherson .316 .318 .318 .377 0.791 01.26 Rimfire 13,000–14,000 psi (89.63–96.53 MPa) 90 Rimmed 1080 233 24
.32 Extra Long United States Pistol/Rifle Rimmed, straight .316 .318 .318 .377 1.150 01.26 Rimfire 15,000 psi (103.42 MPa) 90 Rimmed 1050 221 rimmed 24
The .32 rimfire / 8x20mmRF refers to a family of cartridges which were chambered in revolvers and rifles in the late 19th and early 20th centuries. These rounds were made primarily in short and long lengths, but extra short, long rifle and extra long lengths were offered.
Manufacturers
Manufacturers in the USA generally discontinued making .32 rimfire ammunition after the country's entrance into World War II in 1941. It was available from old stocks for some years afterwards, but it has been made only sporadically in the last 70 years. Occasionally, special limited runs of .32 rimfire ammunition are manufactured for gun collectors with shootable specimens, but the round is not considered a current commercial cartridge. Navy Arms Company had periodically imported .32 Rimfire Long made by CBC in Brazil until 2014.Woodard W. Todd Cartridges of the World: A Complete and Illustrated Reference for Over 1500 Cartridges https://books.google.com/books?id=_U-6BQAAQBAJ&pg=PT1768 1 December 2014 F+W Media Iola, Wisconsin 978-1-4402-4274-8 1768–1769
History
The .32 short was designed in 1860 by Smith & Wesson for their Model 2 revolver. In 1868, they introduced the .32 Long in the Model 11 2 Second Issue revolver.Kinard Jeff Pistols: An Illustrated History of Their Impact 2004 ABC-CLIO 978-1851094707 115
The .32 Short fired an 80 gr oz g 3 on lead bullet at 945 ft/s m/s on (generating 159 ftlb on on muzzle energy) from a 24 in cm on rifle barrel. The .32 Long fired a slightly heavier 90 gr oz g 3 on bullet at approximately the same velocity, for 178 ftlb on muzzle energy. Remington rifles in .32 rimfire listed a bore diameter of .304 in mm onSharpe Phillip B. The Rifle in America William Morrow and Co. 1938 38028919 2622501July 2015
The .32 Colt Short and Long centerfire cartridges matched the external dimensions of the .32 Short and Long rimfire cartridges.Cartridge Board Handloader Magazine https://www.handloadermagazine.com/cartridge-board-17 2024-08-28 www.handloadermagazine.com en-US The Marlin Model 1892 lever-action repeating rifle was shipped with two firing pins, one rimfire and one centerfire, to allow use of either the rimfire or centerfire cartridges.Sears, Roebuck and Co. Catalogue No. 104, 1897. Revolvers and single shot rifles chambered for one of the longer .32 rimfire cartridges would chamber and fire the shorter cartridges.
Remington Arms manufactured .32 Extra Short ammunition (also known as .32 Protector) until 1920 for use in the Protector Palm Pistol and Remington Magazine Pistol.Barnes Frank C. Cartridges of the World: A Complete and Illustrated Reference for Over 1500 Cartridges https://books.google.com/books?id=3_-kUkNXTNwC&pg=PA447 22 September 2009 Gun Digest Books Iola, Wisconsin 978-1-4402-1330-4 447
During its lifetime, the .32 rimfire was loaded with black powder, followed by semi-smokeless and smokeless powder loadings. While it was popular as a very effective small game caliber, it was considered obsolete by the late 1930s, in part due to the introduction of high-velocity versions of the .22 Long Rifle using smokeless powder.
References
See also
Hopkins & Allen
American Civil War
Table of handgun and rifle cartridges
Category:Pistol and rifle cartridges
Category:Rimfire cartridges
Category:Cartridge families