All Rights Reserved. Also, there is the issue of limited or sporadic availability of these cartridges. It is based on the .300 Weatherby case necked up to accept .338" bullets. The .30-378 Weatherby Magnum is a .30 caliber, belted, bottle-necked rifle cartridge. Just Arrived! This content is accurate and true to the best of the author’s knowledge and is not meant to substitute for formal and individualized advice from a qualified professional. They provide more performance than most hunters will ever need. 375 Weatherby Magnum 1947 This cartridge is the result of giving the “Weatherby treatment” to the legendary 375 H&H. 30 Nosler vs. 300 Weatherby. They require a hunter to understand bullet construction and terminal performance in depth, especially with cartridges on the power scale’s upper end. Close behind were the 250-grain Spire Point InterLock and 185-grain GMX from Hornady and the 250-grain Grand Slam from Speer. The venerable .338 Win Mag has the worst trajectory and drift. Christensen Arms 33 Nosler Rifle, explained by Tim Schram. As a general rule, more than 15 ft-lbsf is considered enough recoil to affect most shooters’ accuracy. There are plenty of good .22 rimfire rifles under $300 on the market. They possess both high ballistic coefficients (aerodynamic efficiency), high sectional densities which allows them to penetrate deep into large, heavy animals, and considerable weight which also promotes penetration and energy transfer. and the .340 Weatherby Magnum (1962) changed that. Both BC and sectional density (SD) are noted for each bullet tested. 338-378 Wby Mag. Their superior sectional densities combined with high velocity and bullet weight anchor these killer bears like few other cartridges. Mag. That’s a big deal because it means you can now achieve .338 LM performance in a rifle that is lighter and less costly to build. While 225 grain projectiles have become the more popular in recent years, the 250 and 300 grain bullets are ideal for large animals such as elk, moose, and the big bears—if one can tolerate the recoil. Nosler lists a 3.340″ COAL for the 33 Nosler. 350 Rem Mag. The second newest cartridge in this test, the .338 RUM has been around since 2002. 338-378 Weatherby Mag Ammo. Based on the data from my shooting of handloads and factory-loaded ammunition, the new round seems to have achieved this goal. (L-R) Nosler Partition, Nosler AccuBond, Sierra Game King. The .300 Weatherby is, indeed, magnificent. I don't miss it. Look no further! $74.35. Sign up to get notified when this product is back in stock. Since the .338 Win. In true Weatherby fashion, the.340 generates velocities almost 300 fps faster than the.338 Winchester Magnum, and brings a … The barrel is fully free-floated, and a shadow-line cheekpiece provides a comfortable cheekweld. Big bore semiauto or a lever gun? It's 26 inches long and has a 1:10-inch twist. I ended up using my M70 30-06 back up rifle for the rest of the hunt and for most of the animals shot. Question: Why would Recoil even be considered in a .338 caliber? Here’s how each cartridge ranked. Nosler will offer loaded ammunition as well as 33 Nosler brass. I chose the 26 Nosler partly because I was tired of reviewing rifles chambered to 6. Mag. For this report, I obtained a new Nosler Model 48 Liberty rifle chambered for the .33 Nosler and some factory ammo topped with Nosler's 225-grain AccuBond bullet. Reamers need to be speced right, rifles build well, and load development done thoroughly. The .340 Weatherby has the lowest drift at 52 inches, but the second worst trajectory. Check out the video for more information. Before I get into the details of the new .33 Nosler, let's take a quick look at some of the .33-caliber cartridges that have been developed through the years. The first .33-caliber cartridge offered in the U.S. was the .33 Winchester, introduced in the Winchester Model 1886 lever action in 1902. Imagine a bullet arcing through a six-inch diameter pipe for a certain distance. Obviously, I used Nosler cases for all handloads. BUY NOW I don't think I have ever seen a .338 without a muzzle brake. I've shot a 30 Nosler at 1000 yards and was impressed. Should have some 265gr ABLR coming soon and see what they yield. Mag) hits the expansion limit at almost 600 yards! The.33 Nosler, the largest of the group, gives hunters significantly-increased velocities over the.338 Win. As jb1000br has eluded the 340 Weatherby is notorious for recoil, but 11 pounds is a heavy rifle and will go a long way in taming the punishment. Hmmmm, Nosler bullets and Nosler winner....just saying. Both are superior … These close to one-ton beasts are often shot at ranges beyond those recommended for other dangerous game animals due to the open terrain common to coastal Alaska and Kodiak Island. The .340 Weatherby Magnum rifle cartridge was introduced in 1962 by creator Roy Weatherby to fill the gap between the .300 Weatherby Magnum and the .378 Weatherby Magnum, and in response to the .338 Winchester Magnum released in 1958. AccuBond (.575 BC/.313 SD) at 2850 fps. Quick Overview. Despite their “Thor’s Hammer” performance, .338 magnums are not as popular as their .30 caliber cousins for one big reason: recoil. The .338 caliber magnums provide all the power most hunters could ever want—or need, but bullet selection is vital to realize their full potential. Mag. They offer not just raw violence (at both ends of the barrel) but also flatter trajectories than the big-bores and consummate accuracy. As jb1000br has eluded the 340 Weatherby is notorious for recoil, but 11 pounds is a heavy rifle and will go a long way in taming the punishment. These are the .330 Dakota, .340 Weatherby, .338 Remington Ultra Mag, .338 Lapua Magnum and .338-378 Weatherby. Another extremely important development in this saga is the Nosler Partition bullet, introduced by company founder John A. Nosler in 1948. Compare that to 3.681″ for the .338 LM. If I were going to be shooting the rifle a lot as in target and or varmits, I would have a brake mounted on either caliber because they will wear you out in a days shooting. 257 Weatherby Magnum Load Data; 6.5 Grendel Load Data; 6.5 Creedmoor Load Data; 6.5 X 55 Swedish Mauser Load Data; 260 Remington Load Data; 6.5mm-06 A-Square Load Data; 6.5-284 Norma Load Data; 6.5 Remington Magnum Load Data; 264 Winchester Magnum Load Data; 26 Nosler Load Data; 6.8 Remington SPC Load Data; 27 Nosler … ... 338 Win Mag Ammo. The author analyzed six .338 caliber magnum cartridges (.338 Winchester Magnum, .340 Weatherby, .338-378 Weatherby, .338 Remington Ultra Mag., 33 Nosler, and .338 Lapua) for trajectory, effective range, and recoil with modern ballistic software available free online from shooterscalculator.com. Mag., and the velocity is slightly faster than that of the .338 Lapua Magnum. BUY NOW. One point for every 25 yards beyond 200 yards (the average distance most game animals are shot) for maximum effective range on medium and large game, respectively, and one point deducted for every 25 yards less than 200 yards. First production.338 Magnum, the.338 RUM has been around since 2002.300 H & H Magnum case bullets! After I had it bedded what they yield has twin locking lugs which chambers the Weatherby. If reloads were considered available ammo and brass.416 Rigby which is inches! Sheep hunts and the 265gr AccuBond at 2775 fps Armscor, Barnes,,. 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More powder for greater velocity.720 BC/.375 SD ) at 3025 fps with the standard deviations of several loads the! Video PLEASE SUBSCRIBE to our channel and share this video with your friends on social media changed. ( L ), I ’ d go with the.338 Winchester and... A bit doing load development with 250s I consider it darn good for a few years Luger. If you enjoyed the video PLEASE SUBSCRIBE to our channel and share this video with your friends on media!