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

Support Georgia 1
Support Georgia 1

Braves Defy Hunting & Fishing Night Scarcity in MLB

Major League Baseball’s (MLB) Atlanta Braves held a Hunting & Fishing Night in Truist Park. It’s back by popular demand for 2026, sponsored by RealTree, and takes place on Aug. 29, with ticket sales are helping fund conservation efforts in the state.

Behind the Bullet: The .250-3000 Savage

Curious about a chambering seemingly made for, and certainly popularized by the mythical Savage 99? Let's delve into the history of the .250-3000 Savage, a revolutionary cartridge for its time, that will still bring home the bacon today.

Sierra Presents 3 New Rifle Bullets

Sierra Bullets has announced three new rifle bullet offerings, including the .25-caliber 135-grain Tipped MatchKing, 7mm 185-grain Tipped MatchKing and .22-caliber 77-grain MatchKing X, developed in response to continued demand for high-ballistic-coefficient, heavy-for-caliber offerings.

North Carolina to Hold First Elk Hunt in Decades

On July 7, North Carolina’s governor signed legislation authorizing two elk hunting permits to be issued in 2027—the first since the animal was reintroduced 25 years ago. Elk vanished from The Tarheel State nearly 200 years ago, but today biologists estimate the state is home to roughly 250.

4 Tasks All Hunters Should Complete Now for the Upcoming Season

Each year, hunters know when opening day is, but few of us are truly ready for it. This year that changes. Here is your guide!

New for 2026: Federal Fit Firearms Covers

Federal Ammunition is shipping two series of firearm covers, the Federal Fit Coil Rifle Cover and Federal Fit Quick Strike Muzzle/Scope Cover. Each is available in medium, large, and extra-large.

Interests



Get the best of American Hunter delivered to your inbox.