The 30 Nosler A New .30-Calibre Magnum
FOR several years I hoarded a Zastava M70 Mauser action designed to house the standard length .300 Winchester Magnum cartridge together with a Ram-Line Wood-Tech stock. Although I had no idea of what calibre I was going to have built, I obtained a military Mauser bolt sleeve and a Pachmayr Lo-Swing safety. A scope posed no
The .300 Weatherby is a favourite of mine, but it requires a magnum length action. Sure, I could have had the Zastava action opened up, but I didn't want to do that. The .300 Win. Mag. is the most popular .30 magnum because it is so accurate and packs a lot of punch downrange. But I wanted a cartridge that would also fit in a standard .30-06 length action, and preferably one without a belt.
A few months before I acquired a Browning X-Bolt Hells Canyon Speed in 26 Nosler, a non-belted magnum case which gave birth to a Nosler line of high performance cartridges including the 30 Nosler. Checking data in Nosler’s Reloading Guide No. 8, the Maximum Overall Cartridge Length of 3.340" for the 30 Nosler was the same as that of the .300 Win. Mag. which meant it would fit in the Zastava Mauser’s magazine.
According to Nosler, their new .30 Magnum’s performance shaded the .300 Win. Mag. It was listed as driving a 180gn bullet at 3200fps with 80 to
