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

LEDE25 Percent Of Last Year
LEDE25 Percent Of Last Year

One Out of Every Four Hunters Won’t Hunt in 2026

One out of every four hunters who hunted the 2025 season will not hunt in 2026. That startling statistic was arrived at by Southwick Associates after conducting a survey of 28,447 hunters in 20 states.

Says You: Sightseeing on a Hunt?

Editor-in-Chief Scott Olmsted's monthly response column to questions posed by our members. This time, we're discussing hunting practices and traditions, and making some long-distance connections.

First Look: CVA Cascade SR

CVA has announced the Cascade SR. This suppressor-ready version of the company's standard Cascade, is built for hunters who need a compact, maneuverable rifle.

Fueled by AI: Boone and Crockett Club Launches Big Game Records Live 2.0

The Boone and Crockett Club recently launched Big Game Records Live 2.0, a major evolution of its digital platform that transforms the world’s oldest big game records database into an interactive analytics tool for hunters.

Lightweight AR-10: Building a Hunt-Focused Backcountry Rifle (Part 1)

Curious how to create a .308-chambered AR-10 that *doesn't* suck to carry into the backcountry? Dennis Bradley does just that, off a DPMS-pattern lower, and comes it at a shocking weight (read on for the exact number, but it is sub 2). Read on, to see how he does it.

ScentLok Launches Realtree XT-3 Apparel

ScentLok is going all-in on Realtree's new XT-3 pattern, dropping it onto more than half of its latest product introductions. This new look is headlined by the Savanna Fuse, Ridge and BE:1 collections.

Interests



Get the best of American Hunter delivered to your inbox.