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

Photo 01 Lead
Photo 01 Lead

Ammo Trends: Things are Getting Smaller … Again

Is bigger always better? Or does precision triumph over all? The ammo world will likely never agree. Nonetheless, Philip Massaro takes a look at the latest downsizing trend. 

Bagging Birds: How to Hit More Doves

No one wants to be the butt of jokes from friends on the dove field. Read our tips to be the hot shooter on the field this season.

Good News for Migratory Game Bird Hunters

The U.S. Fish and Wildlife Service is finalizing a streamlined process for authorizing seasonal migratory game bird hunting that will allow seasons to be authorized earlier, providing sportsmen, states and tribes greater certainty for planning. The changes will also reduce unnecessary federal rulemaking.

Upcoming Upland Season to be One for the Books

In Nebraska and Texas, timely rains have laid the groundwork for an excellent upland season.

Don’t Glance At Elk Wallows … Study Them

Curious about how to read an elk wallow? Follow along as Scott Haugen translates this important signpost for you.

New for 2026: Woox Elegante Hybrid Bolt Action Stock

Woox has introduced its new Elegante Hybrid bolt action rifle stock. The Hybrid was designed and engineered for hunters who looking for modern precision without giving up the feel and carry of a traditional bolt-action hunting rifle.

Interests



Get the best of American Hunter delivered to your inbox.