Get FREE SAAMI Rimfire Cartridge and Chamber Diagrams

Planning a rimfire build in the future, or want to get the exact specifications for your 17 Mach 2, 17 HMR, 17 WSM, .22 LR, or .22 WMR rifle? Then we’ve got you covered. CLICK HERE to download an official SAAMI document with specs for all popular rimfire ammunition. This FREE 89-page PDF includes complete Cartridge and Chamber drawings and headspace specifications. The document even includes info on pressure terminology, headspace gauges, and test barrels.

DOWNLOAD SAAMI Rimfire Cartridge/Chamber Drawings >>

SAAMI, the Sporting Arms and Ammunition Manufacturers’ Institute, is an association of the nation’s leading manufacturers of firearms, ammunition and components. Founded in 1926, SAAMI promulgates industry standards for firearms ammunition safety, interchangeability, reliability and quality.

SAAMI offers diagrams for ALL popular, modern rimfire cartridges:

Here’s the Official SAAMI Drawing for the 17 HMR Cartridge:

SAAMI Website Also Offers Centerfire Cartridge and Shotshell Diagrams
From the SAAMI website you can also access hundreds of FREE official cartridge diagrams and chamber drawings for all centerfire ammo types and Shotshells. Click on the Cartridge and Chamber Drawings link, then go to the SAAMI Standards Page. On the Standards Page, choose your ammo type: Rimfire (Z299.1), Shotshell (Z299.2), Pistol and Revolver (Z299.3), Rifle (Z299.4). This will then load large PDF files which include multiple cartridge diagrams.

The older indexing system was more convenient:

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Tags: .22 LR, .22 Short, .22 WMR, 17 HMR, 17 Mach 2, 22 Magnum, Cartridge Diagrams, headspace gauge, Long Rifle, Magnum Rimfire, SAAMI