.308 Norma Magnum [SEP] country of origin
.308 Norma Magnum
The .308 Norma Magnum (7.62×65mmBR) cartridge was created by Nils Kvale at Norma, Sweden. Like the larger .358 Norma Magnum it is based on the .300 H&H Magnum. The length of the case is the longest that would fit in a standard Mauser action. While it appeared to have a bright future initially, it was soon superseded in popularity by the .300 Winchester Magnum. The first, and one of the few, manufacturers to offer rifles in .308 Norma Magnum was Schultz & Larsen of Denmark and
.300 Norma Magnum
The .300 Norma Magnum is a cartridge that has begun to gain popularity in the long range shooting community. The .300 Norma Magnum is a .338 Norma Magnum case necked down to .308 caliber. This cartridge was named .300 Norma Magnum to differentiate it from the .308 Norma Magnum designed in 1960. The United States Special Operations Command (SOCOM) has selected .300 Norma Magnum as their new Advanced Sniper Rifle Cartridge (2016).
C.I.P. listed this cartridge in 2012 with a max pressure of 4400 bar.