SAAMI has announced the acceptance of two new cartridges the 28 gauge 3 inch and the 21 sharp rimfire cartridge.
SAMMI states “The Sporting Arms and Ammunition Manufacturers’ Institute®, Inc., (SAAMI®) has announced the acceptance of a new shotshell and rimfire cartridge for SAAMI standardization. SAAMI is the organization at the forefront of promoting firearm safety by creating standards that ensure safety, reliability, and interchangeability of firearms, ammunition, and components.”
DETAILS:
28-Gauge 3”
The 28-Gauge 3” was introduced by Olin Winchester with three loadings: 1? oz. lead shot traveling at a velocity of 1,200 fps, ¾ oz. non-lead shot traveling at a velocity of 1,350 fps, and 1 oz. non-lead shot traveling at a velocity of 1,300 fps, all at a Maximum Average Pressure of 14,000 psi.
21 Sharp
The 21 Sharp rimfire cartridge was introduced by Olin Winchester with a 25-grain bullet traveling at a velocity of 1,725 fps and a Maximum Average Pressure of 24,000 psi.
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