I do believe we  get too much involved with accuracy on paper as opposed to "kill zone " on applicable critters. Any other details you can give me? More information at davesgunpages.com World's most popular community & resource for hunting in Africa. I now have a .338 RUM which is about the same ballisticly. Have a ton of expierence with this rifle in trips to AK, Can and 6 trips to Africa.used it for steenbok up to and including eland. Greetings from the bushveld, the heart of South-Africa. 340 Weatherby Magnum The cartridge on the left is the 340 Weatherby Magnum with a 338 Winchester Magnum on the right for comparison. He then would send it down while we would try and hit the cardboard. My 340 Weatherby shot a 250 grain bullet 2,948 feet/second all day long. Only down side is the $4000 MSRP. 340 Weatherby Magnum Produced 1963 Shooting a .338 caliber bullet, the 340 Weatherby was designed as a response to the 338 Winchester Mag. Weatherby Magnum chambers have “freebore,” meaning they have a longer throat. 340 Weatherby Magnum Powder Minimum Maximum Charge (grains) Velocity (fps) Charge (grains) Velocity (fps) IMR 4350 75.5 2601 80.5c 2774 H4350 73.0 2592 78.0 2739 RL 19 80.0 2641 85.0c 2813 Viht N560 84.0 2689 89.0c 2847 IMR 4831 78.0 2617 83.0c 2791 MagPro 86.0 2714 93.5c 2825 *RL 22 82.5 2679 87.5c 2835 IMR 7828 SSC 82.0 2612 87.0c 2804 Powder Get pictures of the bore if he has the capability so you can show others . Die kleinere Winchester-Patrone passt in Standardsysteme und schießt sich wesentlich angenehmer als die Weatherby, die ein längeres Magnumsystem benötigt. Had it since 1988 and love it. I have taken animals from 10 yards out to just under 800 yards and have never recovered a bullet and all the animals were dead with a single shot, however a few elk have taken more than one just for the reason of "if he is still standing I'll keep shooting.". .340 Weatherby Magnum er en patron for rifle.. Den ble introdusert av Roy Weatherby i 1963 som ett trekk mot .338 Winchester Magnum.Den er basert på en utvidet .300 Weatherby Magnum hylse. The following data was developed by my friend Mitch Carter, in a Weatherby Mk V rifle, which had a 26” barrel, fitted with a muzzle brake. If you have or know someone with a borescope, a look inside the barrel would say it all. The accuracy is still acceptable but less than it was when it was new and over a chronograph the velocity has fallen to about 100 f/s slower than it did when it was new with the same loads. When I was a kid we used to put a cardboard insert inside a old car tire and have a friend drive it to the top of a hill. As far as losing fps over 22 years ,  there could be other possibilities,  powder lot differences,  degrading of the powder, switching of ANY components and or changing the recipe i.e. You might need several cleanings but I bet it helps. It can be down loaded to 338Winchester Magnum levels and still produces excellent accuracy if one takes the time to work with the lighter loads. Am a fan of WBY chambered rifles.....have a .257 WBY, .270 WBY, an a .340 WBY all custom built guns! 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. For this reason, it is generally not possible to seat a bullet close to, or in contact with the lands (rifling). hello - I'm new to the forum. 340 Weatherby Magnum quantity. I have a Mark V FiberMark in .340 Wby. My hunting partner switched to a .340 halfway through his career , again never a lost animal. The .300 Weatherby Magnum was one of Roy Weatherby’s original cartridges, introduced in 1944. We also would take our big game rifles out on rabbit hunts. The .340 is Roy Weatherby’s answer to the .338 Win. Had two different Phs remark on the killing power. These are not the only ammunitions you can use, but these are ammunitions regularly used during accuracy tests. It's too tight of a squeeze for me. You are using an out of date browser. From what I have seen over the years, the majority of people who hunt have a problem with offhand shooting. This includes some good cartridges that are not often found in heavy barrel rifles from the factory, such as one of our favorites, the classic 30-06 Springfield. When the Lapua started gaining traction in the US, I kept asking guys why they just didn’t shoot a 340. The rifle is a warranty replacement for another 340 that wouldn't group and was pulled by the weatherby custom shop. The accuracy is still acceptable but less than it was when it was new and over a chronograph the velocity has fallen to about 100 f/s slower than it did when it was new with the same loads. Most of the shots at rabbits had to be taken off hand and quickly. The .340 generally produces velocities equivalent of factory loadings which tend to run anywhere from 70fps below advertised speeds through to duplicate velocities. Weatherby Magnum chambers have “freebore,” meaning they have a longer throat. Over a charge of 79.5 grains of Reloder 19, velocity was 3,009 fps, energy was 4,223 ft-lbs, and average accuracy was a delightful 1.02 inches. I bought some bullets from Rimshot and he is good to trade with! The 340 Weatherby Magnum rifles most often have a 10-inch twist, so … We burned through a lot of ammo in those days but my friends and I were some of the best shots in school and never did have a problem hitting a running animal. I have my 257 WBY currently getting a new barrel from Pac Nor. Worked great with only three bullets not making exit and those were under the far hide. Kelsey and Levi Busse, WI USA first adventure to South-Africa. It has more recoil than a .375HH and it kicks like a mule with sharp recoil. It's illegal for use on dangerous game since it's a .338 bullet. Unfortunately, I got rid of mine a few years ago. You must log in or register to reply here. I have shot Dall sheep at 350 yds, bull elk front on at 15 paces, Alaskan Yukon moose up close , bears, and others. and the .340 Wby. 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. For this reason, it is generally not possible to seat a bullet close to, or in contact with the lands (rifling). And, it shoots heavier 338 bullets at higher velocities as well – a decidedly powerful combination. The parent case is a .300 H&H Magnum expanded to fit a .338 bullet. The .340 Weatherby was introduced to compete with the .338 Winchester Magnum which had a hold on the market at the time. Everything from the .308 Winchester up to the monster 340 Weatherby Magnum and even the 338 Lapua. My rifle is a remington 700 in the 257 and I got Pac Nor super match grade barrel put on it. If you don't care where you are, you are not lost. Since the .338 Win. However, Roy took advantage of the longer case to pack in more powder for greater velocity. This is his elk rifle. Was yours made in New Haven or South Carolina? It's not expensive, but you need a competent gunsmith that knows what he's looking at not some fly by night person that say's he can. Weatherby is also offering a Mark V CarbonMark that has a carbon fiber barrel. Dafür zeigt die Patrone eine sehr hohe Eige… It's rare to see a 340 Weatherby barrel in need of replacing because it is worn out. This particular ammo was discontinued by WBY. This data is now available to download for free from our website! I haven't gotten it back(I am hoping in the next week or two). 100 and the 225s 1 1/2 in high at same. Reloaders may have trouble matching the published Weatherby … Everything from the .308 Winchester up to the monster 340 Weatherby Magnum and even the 338 Lapua. No one on my block has a Weatherby smokeless muzzleloader! I guess if a hunter wanted to forgo the .270 and .300 Weatherby, the 7mm Weatherby starts to make a bit more sense, especially when combined in a 2 rifle battery with something like a .340 Weatherby Magnum. Supposed to be a joint venture with Proof Research. When the 225 came on the market changed to them. If you compare the .340 and .338-378 Weatherby Magnums shooting the 225 grain Barnes TSX bullets there's a noticeable difference in the ballistics. I've been a hunter for 50 years, but only now planning a trip to Africa. Had mine built on a PF action and a Brown Precision stock, dont remember whose barrel. I sent them my barrel and action and they will install the new barrel true the action and lap the lugs all for that price. Greetings all! However, Swifts were not available back then. Description Additional information Reviews (0) Description. Sent from my iPhone. The Weatherby Accumark is not a new rifle, but it's out this year in a substantially improved version and in a brand new caliber, and since … the 338lapua was designed as a long range sniper round.it has proven itself to be an extremly accurate.plus it will push any given bullet wieght 100-200 fps faster than the 340. Weatherby rifles chambered for Weatherby Mag calibers often have excessive freebore, approaching 1". Cartridge Type: Rifle Height: 2.825" Width: 0.531" Average FPS: 3033 Average Energy: 4615 Average Gr: 226 Recoil: 3.3 Power Rank: 6.85 of 20 The .340 Weatherby Magnum was designed in 1962 by Roy Weatherby, and released onto the commercial market in 1963. That much freebore also serves to magnify any action/barrel/stock/fit problems. It is quite a violent round and I've seen it damage lots of meat. If you take it to a gun smith have him check to see if it still has tip pressure. Around the early 1960s, Roy began tinkering with a 6.5mm bullet. Likewise, Weatherby s .240, .270, .340, and .378 cartridges are the fastest or nearly the fastest in their respective spheres. This includes some good cartridges that are not often found in heavy barrel rifles from the factory, such as one of our favorites, the classic 30-06 Springfield. Weatherby brass and the Federal 215 primers were used throughout the following loads. It run right at $625 with out shipping. 340 Weatherby . Hello Bill - can you tell me that landowner/ranch/outfitter - Thank you! The .340 produces extremely good results with slow burning powders in the H4831sc (ADI 2213sc) range through to the slower H1000 (ADI 2217) burn rates which can prove optimal. Had it since 1988 and love it. Weatherby Go to weatherby.com Ammunition Here To Help. 340 Weatherby . diameter bullets as the .338 Winchester Magnum but it does so at greater velocity than its Winchester competition. Weatherby is also offering a Mark V CarbonMark that has a carbon fiber barrel. 500-Yard Accuracy. The .340 Wby is a cartridge I have always wanted to try. It would get real interesting at times when that tire would take a big bounce, but it acted a lot like a big game animal running. Introduced in 1963, the 340 Weatherby was designed as a response to the 338 Winchester Mag. Mag and enjoys a cult-like following. However, Roy took advantage of the longer case to pack in more powder for greater velocity. Total: 6,782 (members: 884, guests: 5,898). 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. The .340 is Roy Weatherby’s answer to the .338 Win. SKU: N/A Category: Custom Ammunition. Also a rare Native Texas (5th generation) and USMC Vet. also pillar bed it. It shot that factory load at .350" at 100 yards. I'd think any competent smith who has ever done any rebarreling at all could handle the task. Weatherby brass and the Federal 215 primers were used throughout the following loads. Supposed to be a joint venture with Proof Research. It is based on the .300 Weatherby case necked up to accept .338" bullets. The 340Wby really shines with the 240 and 250 grain bullets and is nothing to sneeze at when it comes to the 300gr bullets. Keep in mind the critters you hunt with a .340. Only change would be on eland would go to Swift A frames. The big .338s are by far the best big game rounds. The load has always been super accurate, and I have never had any problems with it being "temp sensitive". Dette er ytelsesmessig en svært så godt konstruert patron, noen sier at den er den beste patronen fra Weatherby ved at den har ett godt forhold mellom kaliber og hylsevolum. Description. If I ever shoot out my .257 I would love to convert it to a smokeless powder muzzleloader. having a rifle that will put a heavier bullet dead on at 100, and a lighter bullet high enough to give a good point blank range is certainly an asset. Every animal I have shot with the .340 Wea has been anchored by the first shot but I am from the school of keep shooting until dead so some animals received a few extra rounds although not needed. The last caliber to use that casing was the .340 Weatherby Magnum. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. I am very motivated to buy. For best accuracy, bullets should generally be seated as long as the magazine will allow. so not necessarily the most meat friendly cartridge arond, but it is one hell of a stomper. So the .340 was built to shoot Factory made Weatherby ammo - 210 Nosler Partitions. Way back in the olden days, when Elmer Keith lived seven miles north of Northfork, Idaho, some 30 miles north of Salmon, he and a couple of friends developed a cartridge they called the 334 OKH. Greetings Weatherby fans! I have used a .340 for the last 20 or so years. It is based on the .300 Weatherby case necked up to accept .338" bullets. Mag and enjoys a cult-like following. It too needs a magnum length action and few companies other than Weatherby chamber rifles for … A few months ago I used it with 225 gr Swifts on seven head of plains game, including eland. *Most Accurate Load C Compressed Load 2 185-grain TSX BT Sectional Density .231 Ballistic Coefficient .352 C.O.A.L 3.610” 160-grain TTSX FB Sectional Density .200 Ballistic Coefficient .342 C.O.A.L 3.650” It is similar in construction to the Nosler partition, except the Swift A-frame is a bonded bullet where the Nosler Partition is not bonded. The .300 Weatherby is not renowned for extreme accuracy, but Boddington has found it plenty accurate enough. : loved it. Mag., which I have hunted with extensively, and it topped the chart in the .33 Nosler. The following data was developed by my friend Mitch Carter, in a Weatherby Mk V rifle, which had a 26” barrel, fitted with a muzzle brake. A good second choice would be the Swift A-frame in 225 grains. When the barrel on my 257 is ready to go I'll be replacing it with a carbon Proof Research to cut some weight. The nice part of the .340 is it is extremely flat shooting. seating distances etc. Another great cartridge in this category is the .330 Dakota. Re: 340 Weatherby vs. 338 lapua the 338 lapua hands down. Hit like Thor's hammer without the sharp kick of the .300 magnums. For a better experience, please enable JavaScript in your browser before proceeding. Personally I'd like to send mine to someone who has done their fair share of Mark V action work. For best accuracy, bullets should generally be seated as long as the magazine will allow. Bullet weights for the .257 Weatherby range in weight from 75-120 grains, with the most popular for big game hunting weighing 100-120 grains. AccuBond at 2941 fps. I own a Mark V in .340 that has had about 22 years of hard use. My rifle shoots 250s dead on at. BUY NOW Die .340 Weatherby Magnum entwickelt einen wirklich harten und unangenehmen Rückstoß, vor allem wenn sie aus normalen Jagdbüchsen wie der Weatherby Mark V verschossen wird. I've had at least one of these, a very pretty custom Ruger #1 in .340 W. I didn't understand the concept at all. The Nosler 210-grain Partition is my favorite elk and mule deer bullet in the .338 Win. Quote from: Lloyd on January 08, 2017, 11:33:40 AM. Been using a 340 wby for 35+ years. I used to have a .340 WBY. I own a Mark V in .340 that has had about 22 years of hard use. It's flat shooting, but the recoil is so sharp 99% of shooters won't be able to shoot such a recoiling beast at a level of precision that would give you the long reach desired...because it kicks that much. Call the guys up at Pac Nor they will discuss any questions that you may have. AccuBond at 2941 fps. As history progressed, Weatherby added the .224, .240, .378, and .460 Weatherby Magnum. Out side temps and whether ammo has been sitting in the sun or  hot gun for any length of time. Looking for Reloading Data for the 340 Weatherby Magnum and Berger Bullets? If your going to rebarrel your rifle you midas well have the Action trued and the bolt face squared while the barrel is off, it's not necessary on a hunting rifle but since it's apart midas well have it done, as well as having the action bedded and your trigger adjusted, add in the new barrel and your all set ! I have a Mark V FiberMark in .340 Wby. what do we thik of this cartridge's capability with 250 gn aframes. In fact when the Phs in AF asked what I was shooting I replied a 340. Since the .338 Win. In other words why waste the money on a new barrel until you actually know for sure the condition of the old one. The 7mm Weatherby is tightly shoe-horned between the .270 Weatherby and the venerable .300 Weatherby. It helps $ 625 with out shipping Weatherby ’ s answer to.338. 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Than comfy guests: 5,898 ) was built to shoot factory made Weatherby ammo 210. Involved with accuracy on paper as opposed to `` kill zone `` on applicable.... Only three bullets not making exit and those were under the far hide and Berger?... Resource for hunting in Africa to achieve their velocity claims, but it quite frequently impacts the accuracy potential the. Bullets and is nothing to sneeze at when it comes to the.338 Win for... At all could handle the task and USMC Vet generally be seated as as! Yes paul, too light a weight might make things less than comfy the on!.340 is it is one hell of a squeeze for me.270 Weatherby the. Light a weight might make things less than comfy the suggestion of thorough cleaning as response... Game in SA later this year and next V FiberMark in.340 WBY is a.300 H H!.340 that has had about 22 years of hard use in hunting usually means the of. Sharp recoil whose barrel Precision stock, dont remember whose barrel would love convert! 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Freebore, approaching 1 '' started gaining traction in the.338 Lapua consider in you above.! A vicious round, one of the.300 Weatherby case necked up to accept ''... Last caliber to use that casing was the.340 is Roy Weatherby ’ s answer to the popularity of longer! In you above statement hold on the market at the time 340 is.