SAAMI Announces Acceptance of New Cartridges

by
posted on February 3, 2025
** When you buy products through the links on our site, we may earn a commission that supports NRA's mission to protect, preserve and defend the Second Amendment. **
SAAMI Logo LEDE

The Sporting Arms and Ammunition Manufacturers’ Institute, Inc., (SAAMI) has announced the acceptance of three new rifle cartridges 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.

The three new cartridges are listed below. For more information on each cartridge, click on the cartridge name.

Cartridges

7mm Backcountry—The 7mm Backcountry (7mm BC) was introduced by Federal Premium Ammunition (The Kinetic Group), with a 170-grain bullet traveling at a velocity of 3,000 fps and a Maximum Average Pressure of 80,000 psi.

25 Creedmoor—The 25 Creedmoor (25 CM) was introduced by Hornady Manufacturing Company with a 134-grain bullet traveling at a velocity of 2,810 fps and a Maximum Average Pressure of 62,000 psi.

338 Advanced Rifle Cartridge—The 338 Advanced Rifle Cartridge (338 ARC) was introduced by Hornady Manufacturing Company with a 175-grain bullet traveling at a velocity of 2,050 fps and a Maximum Average Pressure of 52,000 psi.

For further information on these new cartridges, visit saami.org/technical-information/cartridge-chamber-drawings/.

Latest

Marine Corps Mule
Marine Corps Mule

AI, Robots and the Future of Conservation

Is the future filled with AI robots using facial recognition to check your hunting license? Will a cloud of “smart” drones launch on opening day? And why can’t hunters buy one of those robotic mules designed for the Marine Corps to haul big game out of a wilderness? If you've ever wondered about any of the above, check out this latest piece from our own Guy Sagi.

Turkey Tactics: Scout Now for Spring Gobblers

Want to find success this spring? Get on the ground now and start scouting for those springtime Toms.

First Look: Ameristep Wide Bottom Blind

Ameristep has launched a new, oversized hunting blind for 2026, featuring all-over Mossy Oak Bottomland camouflage. The Frontline Wide-Bottom Extreme accommodates up to three hunters along with all their gear.

Henry National Forest Foundation Rifle Series

Henry Repeating Arms has launched a new series of commemorative rifles to benefit the National Forest Foundation (NFF), the nonprofit partner of the United States Forest Service (USFS).

NRA Unveils NRA App

Your National Rifle Association (NRA) has unveiled its new official NRA App, which creates a whole new way to access magazine content, member benefits, legislative news and more!

Hardware Review: Rossi R95 360 Buckhammer

A fun lever-action in a deer-dropping straight wall chambering? Sign us up! Read on for Brad Fitzpatrick's review.

Interests



Get the best of American Hunter delivered to your inbox.