Peterson Brass 300 Norma Mag
Peterson Brass 300 Norma Mag, Peterson Brass 300 Norma Mag Product Information The flip top cases are considered protective packaging and cannot be replaced if cracked during shipment Box of 50 Made in the U S A 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 Warning: Only use Peterson Cartridge Co casings in firearms in good condition, designed, marked, and chambered for this cartridge Do not use Peterson Cartridge Co casings for fire forming or any other purpose other than what they were designed and tested for Peterson retains no responsibility for the enclosed casings if they are used outside of the manufacturer's recommendations This is not loaded ammunition NOTICE - THIS IS THE FIRST RUN: Due to popular demand, Peterson Cartridge released its 300 Norma Magnum and 338 Norma Magnum casings in the spring of 2018 When Peterson designed these casings, it chose to use the same parent casing as its 338 Lapua Magnum casing As a result, Peterson chose to keep the major diameter of the casing (the diameter just above the extraction groove) the same size as its 338 Lapua Magnum casings That diameter is 580 Since Peterson has never had any complaints about excessive major diameter growth, or primer pocket loosening in its 338 Lapua Magnum casings, they believed that to be a fine decision After releasing its 1st production run of 300 and 338 Norma Magnum casings with a major diameter of 580 , it was brought to Peterson's attention that some customers would rather the major diameter of the Peterson 300 and 338 Norma Magnum casings be the same size as the 300 and 338 Norma Magnum casings produced by Norma That diameter is 583 Peterson has received a lot of compliments on its first run of 300 and 338 Norma Magnum brass Customers have stated that the Peterson casings hold more pressure, and that they can get more reloads Several have said things, like this customer who enthused, The Peterson Brass I've been testing in 300 Norma Mag is by far the best 300 Norma Mag brass I've used to date The accuracy is outstanding After studying the potential problems associated with changing its 300 and 338 Norma Magnum major diameter, Peterson decided to modify its tooling to change the major diameter of its 300 and 338 Norma Magnum casings to match Norma's major diameter which is 583 As a result, all future production runs of Peterson's 300 and 338 Norma Magnum casings will have a major diameter of 583 to match the Norma Magnum casings produced by Norma