Weatherby is better for stuff like hunting polar bears out on the shelfs or making longe range records on brown bear and red deer on Val de Bois. First, I'm talking about hunting cartridges, so this won't help those who shoot paper targets or angry iron chickens. If you are truly limiting yourself to very long range shooting the 338-378 would be my choice of the three. Rifles usually do best with a single bullet weight and, if you're lucky, two. The .340 Weatherby has the lowest drift at 52 inches, but the second worst trajectory. Here are some published figures all w/ 200 yd 0: 30-378: drop -254.9 drift 79.1 (200 grain Partition) Review: Dry practice with a scoped rifle, Machining a Glock slide for a Trijicon RMR cut, 300 BLK accuracy problems? Developed through a combination of bullet manufacturing …  One set of casings had 12 firings on it! For long range shooting with 5.5-22x56mm scope Weatherby is best of the three.  The gun hammered, 3-shot (it’s a hunting rifle, not a match rifle) 1/2 MOA groups were the norm. just my 2cents Never miss a post! The .300 WBY Magnum shoots SUB-MOA accuracy with factory 180 grain Accubond bullets.  It was still punishing to shoot for a long session but the brake did an excellent job of bringing recoil down to a manageable level.  You should also note the Scotchbrite kitchen-pad finish to reduce the reflective properties of the polished stainless steel barrel. The Nosler ballistics team, long respected in the hunting and shooting industry for reliable and precise reloading data, is the driving force behind Nosler Trophy Grade Ammunition.  The 338 Lapua has a case capacity of 114.2 gr of water, while the 340 Weatherby- 98.0 gr, 338 Remington Ultra Mag- 113 gr., and the capacity of 338-378 Weatherby is 125 gr. Like the .338 Lapua, it is a great candidate for the 300 grain long-range … Post was not sent - check your email addresses! These .340 Weatherby Magnum 200 gr spitzers packs a punch. The weakest feature of my proposed round is varminting, but in a pinch, with a muzzle brake, it will bloody well work! It is offered as a complete package with sufficient big game energy and velocity out to 1000 yards.   .340 Weatherby Magnum Bolt Action Rifle Add a photo to this gallery I’ve sent hundreds of rounds of 340 Weatherby down range and was enamored with the cartridge in the late 90s. Furthermore, I'm talking about an all-around cartridge in the most literal sense - a round that is good for everything that walks, crawls, or flies. My 340 Weatherby shot a 250 grain bullet 2,948 feet/second all day long. Of the .338″ diameter cartridges in the hunting rifle world, the 338 Winchester Magnum is probably best known. bullet over RL-22 for a muzzle velocity of 2,998 feet/second. I have bought a 340 weatherby from a family member estate sale. For those lighter than 225 grain weights, you are much better served with a .30 caliber to preserve sectional density and ballistic coefficients. Weatherby then set about designing a .375 caliber cartridge of extreme power. 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.. Trophy Grade 340 Weatherby 300 Grain AccuBond Ammo (20ct) Loaded with a AccuBond 300 Grain Spitzer Bullet and Nosler Cartridge Brass. Bill Marr I have it on bags no bipod but secure enough that heart beat doesn’t effect cross hairs. 0. If you do the momentum cal’c it falls within the range of the 375 but lacks the frontal of the 375.   Enter your email address to subscribe and receive notifications of new posts by email. Problems with 340 weatherby accumark accuracy I am reloading with 250 grain Sierra Gamekings and Imr 7828SSC and am shooting three shot groups (cold barrel) of 2 1/2" to 4 3/4" groups at 100 yds. Just four years after the release of the .338 Winchester, Roy Weatherby countered with his own take on the .338-inch-bore diameter: the .340 Weatherby Magnum.Instead of using a 2.50-inch case to take advantage of the .30-06-length receiver, Roy decided a magnum-length case and receiver was warranted. When I wrote my 338 Lapua barrel length post, I couldn’t help but wonder why more people weren’t making more 338 Lapua comparisons to my old favorite, the 340 Weatherby. This is partially true. For as long as there have been men, campfires, and cartridges, the debate over the perfect cartridge has gone on unabated. Tipped MatchKing (TMK) REVIEW, USMC M40A5 Build-Part 2: Lug slotting the receiver, Customizing the 1911: countersink and flush cut slide stop pin, Remington Arms “One at a time” 1969 Manufacturing Video, Glock firing pin channel removal and replacement. Hasn’t been shot much at all. I can’t remember exactly why I bought that gun, or that cartridge, but I vividly remember it battering me off the bench. Introduced in 1963, the 340 Weatherby was designed as a response to the 338 Winchester Mag. Sorry, your blog cannot share posts by email. I only feel recoil when I'm sitting at the bench and, thankfully, since my oil-finished Deluxe Mark V is zeroed for 300 yards and shoots an inch or less at 100 yards, I don't spend much time with her hunkered over a bench rest. For now, the .340 weatherby stands alone in a crowded field of contenders as the perfect all-around cartridge for anything and anywhere. Without a doubt, the modern long-range .33`s mainstream caliber the .338 Winchester Magnum was released in 1958. This big belted magnum is a heavy hitting long-range performer that really stands alone! Iron sight done right: Scalarworks PEAK sights. Gun is in great shape, inside and out. After creating the .375 Weatherby Magnum in 1944, Roy Weatherby eventually formed the opinion that his .375 was underpowered. The 338 Lapua Magnum is one of the better known .338″ diameter cartridges on the market today. I believe because it wears the Weatherby name many people frown on it.  They were after all, remarkably similar. 340 Defense is a shooting range and firearms training center serving the Washington, DC area including Northern Virginia and eastern panhandle of West Virginia. The one round that will do everything is an elusive beast indeed. Price: $3900 Description: A longtime favorite that was the leader of the .30 calibers until the early 90’s, the .300 Weatherby Magnum is still a following that can’t be ignored. The brake did the trick. If you get a chance to get your hands on a 340 Weatherby, give it a shot! The all-around cartridge should do its business with only one trajectory to remember. Nosler 340 Weatherby Mag 300 GR AccuBond Long Range 20 Rds Ammuntion Md 60112 Trophy Grade™ Long Range Ammunition Loaded with the new AccuBond® Long Range bullet, Trophy Grade™ Long Range ammunition is designed for hunters and shooters looking for high-performance ammunition loaded with an ultra-high B.C. I then loaded up some 250 gr bullets with a suggested book velocity of 2900 fps and went to the range. 1 (800) 584-4079 mark@thompsonlongrange.com The .340 Weatherby will do it all. Because the perfect cartridge is a personal thing and since I'm the one writing this article, I will give you my personal opinion, an opinion that is also shared by some of our best riflemen. However, Roy took advantage of the longer case to pack in more powder for greater velocity. Maybe it isn’t you…, Reloading 101: Measuring group size and converting to MOA, 308 Winchester Barrel Length and Velocity: Winchester Super X 180 grain Power-Point, Remington 700 Sendero SF II 300 Win Mag Review, 7.62×39 mm Russian: Effect of barrel length on muzzle velocity, 6.5 Creedmoor H4895 reduced loads: 123 SMK and 142 SMK, 300 Winchester Magnum load development: Sierra .308 195 gr. Free bore of the .340 is long, but the long neck of Weatherby case design can be used to ensure optimum bullet to bore alignment. I am the first to admit that the .340 Weatherby firing full house loads of Nosler's 250 grain Partition are at the upper limits of my acceptable recoil limits. In a shooting/hunting world obsessed with flat-shooting, wind defying, hyper-accurate, long-range rifles, cartridges that fire .257” diameter bullets have been overlooked. Those who try to use a different bullet weight for every critter they hunt is wasting their time and will only bring home confusion when returning from the field. Re: .340 Weatherby best long range bullet/powder combinations « Reply #1 on: March 30, 2011, 08:05:26 PM » I tinkered a bit with 300 grain Sierra match King bullets, but did not really make the effort to work out a load for them because they were too hard to get.  Brass, while expensive, had an impressive service life. When looking at the ballistic tables, the .340 Weatherby with 250 grain Partitions BEATS the punch delivered by the venerable .375 H&H. However, it's on the right side of my limit. If so, I would probably go for 1/10 twist in whatever .30 cal you decide on. December 3, 2017  My 340 Weatherby shot a 250 grain bullet 2,948 feet/second all day long. I'm gonna assume you want to shoot heavy for caliber bullets(200 gr plus) if you are talking long range. All content Copyright 1998-2018 Rifleshooter.com, FTC disclosure: some links on this site are monetized. Muzzle brakes are an answer for some and additional weight certainly goes a long way to mitigate against recoil.  That was high tech back in the day! It isn't easy finding an outdoor range that can provide KD targets 100-400 yards in the Northern Virginia and surrounding areas. Like other Weatherby cartridges, the 340 was a belted magnum with a unique, radiused, double venturi shoulder.  The belted design may look dated today, but the first time I saw it, it seemed like the perfect cartridge. It's my opinion that the .30 caliber cartridges lack the horesepower especially at long range and also lack the ability to launch heavier bullets needed for the largest of big game. It's a classic Weatherby rifle. When the Lapua started gaining traction in the US, I kept asking guys why they just didn’t shoot a 340.   Take a look at the images below that I took nearly twenty years ago!  Number of Views: 14273. With a trajectory comparable to a .340, and double the horsepower of a .30-06 at any distance, the .378 becomes an extraordinary long-range cartridge for any rifleman pursuing elk, moose, big bears, and larger African game. check out the. This also DOES NOT mean that there are dozens of bullet weights and loads. Weatherby’s rich heritage began in 1945 located in Southern California.  I would use RCBS full length dies, but I would back them off so only about 2/3 of the neck was formed. A true family business operated by third-generation leader Adam Weatherby headquartered in Sheridan, Wyoming. The .340 has a phrase that's been coined to it as having 7mm trajectory and .375 H&H punch.  It has two semi popular smaller cousins, the 338 Federal (.308 Winchester necked up to .338″) and 338-06 (30-06 Springfield necked up to .338″) which are better known now then they once were. Along with the .240 Weatherby, this is one of Roy Weatherby's last creations and is the best of them all. And, it shoots heavier 338 bullets at higher velocities as well – a decidedly powerful combination. The 240 Weatherby Magnum is in a class all on its own with a fixed scope and incredible speed and shooting accuracy. It didn’t used to be that way. The .375 H&H has always been and always will be in the running, but it's a bit shy in long range trajectory. Yes, you can shoot the light 210 grain bullets in the .340, but why?  I attribute this to a couple of factors,  good brass and I didn’t full-length size. If I had to get rid of all my Weatherbys and keep just one for anything for the remainder of my days, the .340 would be the one chosen without a moments hesitation. To me, my perfect cartridge must have three things: a reasonable degree of practicality, big horsepower, and a flat trajectory. Over the next 40 years several commercial .33-caliber rounds appeared, but the .340 Winchester, .338-378 Weatherby and .338 Lapua Magnum kicked even more than the .338 Winchester, the reason for a small but consistent market for milder … This leaves the .300 Winchester Magnum with the flattest trajectory and second best drift. It has a good, solid synthetic stock with nice styling and… Weatherby Vanguard .257 Magnum rifle review ... A RUM is obviously a boss for long range killing, however, recoil is certainly there. The rifle tore a single ragged hole with the first three shot group. 340 Weatherby Magnum Rifle Cartridge by Nosler Inc. Nosler - Bullets, Brass, Ammunition & Rifles. The .340 requires a very long magazine and is best housed either on the Mk V rifle action or rifles featuring Wyatt extended magazine boxes. The Surprising History of 25-Calibers and Rise of 257 Weatherby Magnum. The .338-378 has devoted fans in the long-range hunting sub-culture, but only exceeded the .340 Weatherby’s muzzle velocity by 119 fps; a small reward for the huge recoil it produces. What does "all-around" cartridge mean? He told me this, " A 340 Weatherby is all about 250 grain bullest @ 2900 FPS."  Factory specs on a 250 grain bullet from a 26″ 338 Lapua are 2,950 feet/second. Those who tout the .30-06 use this argument all the time and it makes no rational sense. I ended up settling on a 250 gr. Cartridge Selection, Editorial My 340 Weatherby was a Weatherby Accumark rifle with a 26″ long #3 fluted stainless steel barrel, fiberglass stock and Mark V 9-lug magnum action. Located minutes from public hunting access in the Bighorn Mountains, and … If it has a limitation, it will be that some hunters will find the recoil level too high.  A quick trip to “Old Bob”, the local smith, and I ended with with a 25 1/4″ barrel and a custom blended muzzle brake. The .340 Weatherby is THE cartridge. 300 RUM, 300 norma, 30 lapua 300 win 300wsm and other would all get chosen before the weatherby. In the quest for a larger case Roy Weatherby utilized the 416 Rigby as a parent case design.For the sake of marketing a belt was added to the .416 Rigby case which, combined with the double radius shoulder, gave it a true ‘Weatherby Magnum’ appearance. 340 Defense also offers all types of firearms training from NRA certified instructors. what region are you from in USA (Votes: 339), If this is your first visit, be sure to While it may not have a particularly large following in the hunting community, the military/LE/tactical community are enamored with it.  Its widespread military acceptance makes for great  PE and because of this, the non-hunting shooter is most likely more aware of it than any one of the other terrific .338″ cartridges.  But what about the other .338s?  One of my favorites is the 340 Weatherby Magnum. 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