Available in 11 calibers. Norma Ballistics - Weather Settings Norma Ballistics - Settings and handling Biathlon Show all Biathlon . Ballistics and Drop for the .378 Weatherby Magnum. This can be used in the same manner as the Sierra 250 grain bullet. Bullet designs need to be carefully matched to the job at hand. Lightweight titanium Weatherby Mark V action. Coyote Tan and graphite black Cerakote. If you try to push the stock barrel that far, you are still burning powder when the bullet clears the barrel, causing inaccurate shots. Carbon fiber stock. There is a small risk of petal loss when the GMX is used in this manner though this makes little difference to its performance. 378 Weatherby Magnum Rated out of 5 based on 10 customer ratings $ 169.00 Designed to replace the 375 Weatherby Magnum, deep penetration and bone smashing power are the calling cards of the 378. I use my .300 more than any other caliber, but nothing compares to the .30-.378 on hunts that I expect longer shots. Available in 15 calibers. We show you how. Re: 30-378 Weatherby VS 338L I have shot both and own the 30-378. Modify Search. The .30-378 WM was introduced in 1996 by narrowing the neck of the .378 WM. Ultra-high velocity, magnum ammunition is how Roy Weatherby got started in the 1940s. Weatherby Mark V action. N/A. Never hesitate to purchase a model and trust its consistency and performance. Patriot brown and graphite black Cerakote. The .416 Rigby follows European CIP practices, and the .378 Weatherby uses SAAMI conventions. Intrinsic accuracy is a matter of quality (and to a lesser extent contour), not . Monte Carlo polymer stock with gray & brown accents. Joseph Von Benedikt is with Jorge Spat to learn all about it. Available in 16 calibers. Id say so. Not all the same bullets but these were the only ones in this . As per the norm with the medium bores this cartridge does its best work on a diet of H4350 (ADI 2209). I have shot these rifles regularly at long range, at both targets, and a variety of game from coyotes to large deer. Right hand only. Custom Knobs: Wind Value cannot be zero or else this results in a blank Custom knob data file. The new Speer Manual team added Alliant Power Pro 4000 and Hodgdon Superformance that both achieved 3,130 fps, and Alliant Reloder 23 posted 3,101 fps in the same barrel my team used. Lightweight titanium Weatherby Mark V action. Multiple camo patters available. The .300 Norma Magnum generates .30-378 Weatherby ballistics from a non-belted case with a standard, radius-free shoulder. Number of Rounds For Sale Per Quantity 1. Due to this limited availability the .378 Weatherby is more popular in the U.S than in other countries of the world that are more dependent on common manufacture. Available in 5 calibers. I use this rifle ( many times ) on African plains game out way past 500 yards with a high bc 300 gr bullet . Left and right hand options. Right hand only. Left and right hand options. Available in 7 calibers. 2023 Outdoor Sportsman Group. Available in 12 and 20ga., 26" and 28" barrels. BURRIS BALLISTIC TOOLS: VERSION 2.7.1. 338-378 Weatherby Magnum Produced 1998. Available in 16 calibers. Matte-finished metalwork and stock. The Talon is equipped with a carbon fiber Peak 44 Blacktooth stock. Available in 11 calibers. Weatherby Mark V action. Lastly, here is a video published by Weatherby telling about the development and field testing of the new cartridge. Graphite Black Cerakote. Your email address will not be published. The new cartridge was named the .378 Weatherby Magnum and was introduced to the public as a Weatherby proprietary cartridge in 1953. The 338-378 Keith-Thomson Magnum is a quarter of an inch shorter than the full length 338-378 Weatherby Magnum, this was because they thought it was better balanced . Available in 7 calibers. But again, I like to push the envelope a bit. [2] The cartridge was developed in response to a US Army military contract in 1959. Available in 5 calibers. Carbon fiber barrel. Advanced Polymer stock in urban & black speckle. Put a Leupold Mark 4 on it and have never been disappointed! Right hand only. The TSX performs admirably when used in this manner and really brings the .378 into its own. Who knew wild turkey's were so stupid!? It is on heavy game that this increased power comes into its own. It is certainly interesting to see how this projectile has progressed over time and good to see Hornady have been willing to make improvements as needed. Classic steel Weatherby Mark V action. N303180BST/40176522. The heavier the bullet and the further away we can be above an impact velocity of 2600fps the more noticeable this becomes. Reintroduced as a Weatherby production cartridge in 1996. I'll give the 338 its do, but either way you will have one hell of a slayer. The GMX has extra notches within its ogive resulting in smaller petals which can allow the ogive to swage back in a more uniform manner. Obviously there are limitations to this approach. I talk about the pro and cons of this cartridge. For the sake of posterity, the now obsolete 225 grain Hornady Spire point Interlock was an excellent choice. Matte finish. Less than 1 groups at 200 yards and ground pounds everything. Beyond 220 yards this bullet is best suited to large bodied non-dangerous game which offer plenty of body weight resistance to aid expansion and hydraulic wounding. Nosler would have been better to do away with the bonding all together (Ballistic Tip) and create a load purely for extended range. The other reason was ballistic consistency. Weatherby claims a muzzle velocity (MV) of 3150 fps with a 270 grain Barnes X-Bullet and 2925 fps with a 300 grain FMJ bullet in a 26" test barrel. [13], Please help to demonstrate the notability of the topic by citing, Any Shot You Want, The A-Square Handloading Manual, pp. Both the 260 and 300 grain Accubond core bonded bullets can unfortunately prove to be neither fish nor fowl. This bullet is most useful on game weighing up to and around 600kg (1300lb) while 700kg should be considered the upper limit. But do you know how to properly use them? A World Record Attempt and everyone is out at the range shooting and practicing. When used on heavy game the increased power level of the .378 Weatherby can be considered justified. Available in 9 calibers. Left and right hand options. In 1996 Weatherby responded to this trend by chambering their Mark V rifle for the huge .30-378 Belted Magnum. Have a MK V in 30-378 set up by Long Range Hunters in WY with a Huskama scope using the 165gr TXS.for my South Dakota 1000 yard rifle. For Speer #14 my team opted not to show the popular Speer 235-grain semi-spitzer SP for two reasons. Designed to replace the 375 Weatherby Magnum, deep penetration and bone smashing power are the calling cards of the 378. #3. Available in 15 calibers. To achieve consistency Federal designed the No.215 Magnum primer specifically for the Weatherby magnum. Truing: 5 data drop points instead of 1 (user can decide to use 1 or all 5). This projectile is at its best at impact velocities over 2600fps. Factory-equipped choke is an extended Full and fluted for tool free removal. Those who hunt in mountainous terrain where ridge to ridge shots are to be expected will greatly appreciate the heavy Sierra bullet. Available in 11 calibers. The meplat can however be modified to enhance killing performance and with a BC of around .8 this bullet can afford to lose a whole point in BC without ill effect. Elastomer stock. This interactive bullet database is free and containst 173 caliber ballistics, history, stats, and their trajectories charted out in full detail. of Israeli Defense Forces, joins David Fortier for an exclusive interview for Shotgun News. The cartridge held the world record for accuracy at 1,000 yards (910m) for over thirty years. Tungsten and graphite black Cerakote. Ammunition orders over $150.00 will receive free shipping. A quick mention of caution must also go to the one load produced by Nosler featuring their 260 grain Accubond bullet at an advertised 3100fps. In the .338-378 and from a realistic MV of 3000fps, the 250 grain Partition produces fast kills (hydrostatic shock) on game weighing between 90 and 320kg out to a range of around 200 yards, produces very broad wounding down to 2200fps (420 yards) before running out of steam at 1800fps or 675 yards. This will, over the coming weeks and months, be incorporated into the Weatherby line up, replacing the previous unbonded round nose soft point. Available in 12 and 20ga., 26" and 28" barrels. Nevertheless, they can work very well. 30-378 is flat shooting hard hitting . A long-standing vision issue has precluded me from bench-testing the boomers for quite a while, but I had a circle of acquaintances when I worked at Speer who phoned in their adventuresand misadventureswith testing African-class rifles. Monte Carlo Griptonite stock. Language links are at the top of the page across from the title. Both work well on large bodied deer or antelope weighing up to 600kg (1300lb). This white-hot cartridge is based on the 378 necked down to 30 caliber and packed with powder. Most Weatherby cartridges made the transition from proprietary to industry-standard cartridges just as Speer #13 began development. The .223 Remington is a common United States cartridge having similar dimensions to the 5.56x45mm NATO, the difference being that the 5.56 has a greater psi. This cartridge was also used as Weatherbys base for the design of the .460 Weatherby. Available in 12 and 20ga., 26" and 28" barrels. The cartridge retains enough energy for deer-sized game at distances over 1,000yd (910m), and has enough retained energy for elk and moose-sized game at a distance of over 700yd (640m). As an example of stock design the CZ action can be mated to a Bell and Carlson Varmint stock. Right hand only. Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy. Right hand only. But instead we have a bullet that is neither here nor there. Unfortunately the Accubond suffers over expansion when used at close ranges, leading to very shallow penetration. That 9.5% more capacity does translate into faster speeds. Sniper's Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. If its not available at Weatherby.com, theres a problem. Still, Weatherby sells rifles and ammo today. And again, shot placement is the key. Between 2400 and 2200fps (330 yards) wounds are wide but we may see a slight delay in killing. Weatherby Mark V action. Reloading data for 378 Weatherby Magnum. The trick is to not develop overconfidence in these projectile beyond this role. But when used on potentially dangerous animals it can be best to consider 450kg (1000lb) as a maximum body weight. Available in 12 calibers. Available in 12 and 20ga. Shorter 12-1/2 stock and 24 barrel. Available in 4 calibers. His basic .300 load was a 180-grain bullet at 3,150 fps out of a 24-inch . This isn't your grandpa's muzzleloading system. Available in 12 and 20ga., 26 and 28" barrels. (verified owner) July 29, 2022. Selling my Weatherby Mark V Accumark .30-378, and reloading dies & brass. Between 2600 and 2200fps (450 yards) the Speer produces clean but sometimes delayed kills on light framed game animals depending on shot placement. Unfortunately the traditional Mk V stock tends to accentuate felt recoil. Can newer propellants increase performance? Weatherby Mark V action. Coyote tan and graphite black Cerakote. Light bullets in huge cases often produce wide swings in pressure and velocity. Available in 14 calibers. Nosler projectiles include the 260 grain Accubond, the 260 grain Partition, the 260 grain Banded Solid, the 300 grain Accubond, the 300 grain Partition and 300 grain Banded Solid. Right hand only. The two Partition bullets can each be put to good use in the .378 Weatherby. The muzzle energy (ME) is 5948 ft. lbs. Tungsten Cerakote. All Rights Reserved. The only change that could possibly be made is some form of rear core bonding, avoiding any changes to the front core. Available in 12 and 20ga., 26" and 28" barrels. Burnt bronze and graphite black Cerakote. Available in 12 and 20ga., 26 and 28" barrels. Most fell nearly where shot, none took over a few steps! I long for the day when either Hornady or Sierra revisit this bullet weight. In lesser cartridges this bullet can at times be somewhat annoying. The .30-378 Weatherby Magnum is one of the most accurate rifle cartridges. Available in 12 and 20ga., and a 22" barrel. Spiral fluted Weatherby Mark V action. Right hand only. Under ideal conditions, I would normally wait for a true quartering on shot and aim at point B, the joint intersecting the humerus and scapula. Available in 12 calibers. This is the ultimate cartridge for long . looking at load data and velocity the 338-378 seems to vary a lot. Griptonite stock available in multiple camo patterns. Weatherby have done well to adopt the 270 grain TSX for the .378 which produces a good balance of wounding versus penetration on heavy game. Another Weatherby wildcat, first developed in the 1960s. Right hand only. Adjustable carbon fiber stock. We found the 235-grain bullet was simply too light for the .378s volume, although the tough 250-grain Trophy Bonded Bear Claw SP made the cut. One cannot say that the .243 is overpowered for deer and the same applies here. Weatherby Mark V action. Available in 6 calibers. Required fields are marked *. As I researched this, I saw the .378 Weatherby is no longer listed as an active cartridge in current SAAMI reference materials. Flat Dark Earth Cerakote. Peak 44 carbon fiber stock. And, with a 270 grain bullet the .378 Weatherby generates as much as 6062 foot pound of energy. The ballistics figures are from Ammo & Ballistics, Fourth Edition by Bob Forker. Width: 0.58". This bullet is very useful for open country work on large thin skinned game weighing up to 600kg (1300lb). Bullet Ballistics & Charts. Weight. Right hand only. The high sectional density of the 350 grain bullet helps immensely with straight line penetration, adding some reliability when hunting game in the 600 to 700kg (1300 - 1540lb) weight range. Available in 9 calibers. Stainless with graphite black Cerakote. Jun 18, 2008. Tac gray and graphite black Cerakote. Grandchildren are using it now and arguing about who is going to get it when I am gone. https://en.wikipedia.org/w/index.php?title=.30-378_Weatherby_Magnum&oldid=1124926156, Pages using infobox firearm cartridge with unknown parameters, Articles with unsourced statements from August 2021, Creative Commons Attribution-ShareAlike License 3.0, .30-.378 Magnum, .30/378 Arch, .30/378 Weatherby, This page was last edited on 1 December 2022, at 07:25. While this load is acceptable for hunting large bodied deer readers are advised to refrain from using this projectile on heavy game. Thats essentially a tie in velocity, although the heavier Grand Slam adds about 5 percent to the muzzle energy. Following modifications and provided the mods are truly successful and that game animals are of a large size as to offer suitable resistance this bullet has some merit for extended range hunting. However, when launching 30gr (1.9g) bullets which are extremely light for caliber as the Redstone Arsenal contract specified, required the use of relatively faster propellants. Right hand only. Available in 12ga., 3" chambering. Available in 20 ga. Weatherby has been a manufacture of premiere products for over 75 years. [11][12] Some .378-based wildcats have gone on to be part of the Weatherby line: .30-378, .338-378, .416 and .460. Before there were scopes or red dots there were iron sights. Since 1955, the 378 has become one of the worlds most popular cartridges for the largest of big game animals. This is an outstanding bullet when used in the .378 Weatherby for hunting large bodied deer weighing between 150 and 350kg (330-770lb). I am not a fan of these cartridges, because they provide a poor benefit to cost ratio. The 250 grain Gameking can normally handle heavier body weights but when loaded well over 3000fps there is a risk of shallow penetration. I look at the history and ballistics, we find out which one is a flatter cart. When I was looking at this round I decided against it due to other rounds be plenty capable without the expense or thumb. Matte blued metalwork. Shot 4 Elk 1 Moose all over 350 yards , and one large brown bear all one shot kills. Accubrake ST installed on larger calibers. Available in 24 calibers. Tac gray and graphite black Cerakote. Mark V Accumark rifles are supplied with #3 barrels in all available calibers, which range from .240 Wby. More information on this subject can be found in The Practical Guide To Long Range Hunting Cartridges. Left and right hand options. Right hand only. Those who wish to hunt Brown bear weighing less than 450kg may find that the 300 grain Partition offers an excellent balance of wounding versus penetration. Tungsten Cerakote metalwork. UPC . Peak 44 carbon fiber stock. Griptonite stock with tungsten Cerakote barrel and action. Available in 16 calibers. The .378 Weatherby cannot be fireformed from existing case designs (apart from the .460 Weatherby). Monte Carlo polymer stock in Badlands Approach camo pattern. MSRP: $112.50. As I have described many times now, the key is to get close (inside 100 yards) and aim small. Available in 14 calibers. The .338-378 Weatherby Magnum started out as the wildcat cartridge, .338-378 Keith-Thomson Magnum during the early 1960s. We were struggling to get new pressure barrels, reference ammo, and even empty cartridge cases. Left and right hand options. . The 235 TSX has a relatively low BC of .270. These are most suitable for large bodied deer or antelope out to ranges of around 400 yards. Right hand only. . Although the Weatherby company have released their cartridges from proprietary status it is rare to find another maker of .378 brass purely because of its unique case dimensions. As a young wildcatter, he revolutionized the industry with his fast, hard-hitting loads that were dead-on accurate. Available in 6 calibers. Four-way adjustable comb. Available in 12 calibers. Search Showing. The bullet has to match both the game and the velocity capability of the .378 Weatherby. Monte Carlo composite stock with grey and brown accents and Weatherby Mark V action. Left and right hand options. The previous Hornady iterations of the dangerous game bullet were not all that well suited to impact velocities above 2900fps. Tungsten Cerakote metalwork. Available in 12 calibers. Available in 12ga., 3" chambering. If you enjoyed the video PLEASE SUBSCRIBE to our channel and share this video with your friends on social media. That means it is a whopping big cartridge case. Coyote tan and graphite black Cerakote. Matte finished metalwork. Today, those same performance qualities are every bit a part of Weatherby cartridges. Readers are also asked to avoid any magical high weight retention bullets that supposedly dump maximum energy yet retain 100% weight, defying physics without a shred of common sense. Learn the difference between revolvers and semi-auto pistols and what makes them different. Available in 12 and 20ga., 26" or 28" barrels. Never hesitate to purchase a model and trust its consistency and performance. The .378 Weatherby is an exceptionally good cartridge for hunting large game. Matte blued metalwork. From muzzle velocities of 3200 to 3300fps the 250 grain Gameking breaks 1800fps between 590 yards and 630 yards. Weatherby has been a manufacture of premiere products for over 75 years. FDE and graphite black Cerakote. Left and right hand options. Having said this, the .378 does place a great deal of strain on the Partitions. Neither should be used on dangerous animals weighing over 450kg (1000lb) at close ranges. Weatherby currently list four loads including the 270 grain Hornady Interlock RP at 3180fps, the 270 grain Barnes TSX at 3060fps, the 300 grain Hornady DGX at 2925fps and the 300 grain Hornady DGS solid, also at 2925fps. It is worth mentioning that a longer barrel is not inherently more accurate than a short barrel. Amazing long range rifle. Up until the creation of the .375 CheyTac (post 2002), the .378 Weatherby was the worlds most powerful .375 caliber cartridge. #1. The 338/378 has 2000ft/lbs of energy at 1000 yards and 1000 ft/lbs at one land mile with. Available in 12 and 20ga., 3" chambering. Right hand only. Flat dark earth Cerakote. Weatherby Mark V action. Hornady projectiles include the 250 grain GMX, the 270 grain Interlock RP-SP, the 300 grain DGX and the 300 grain DGS. The current Mk V Weatherby rifle chambered in .378 does however come fitted with a much needed muzzle brake. Multiple camo patters available. Available in 6 calibers. Griptonite synthetic stock. Norma Ballistics - Weather Settings Norma Ballistics - Settings and handling Biathlon Show all Biathlon . Weatherby then set about designing a .375 caliber cartridge of extreme power. Matte-finished metalwork and stock. The 350 grain Woodleigh is designed to be used at impact velocities no higher than 2500fps. Keith and Thomson are Elmer Keith and R.W. Matte finished metalwork. They ranked the .378 high on their ouch-o-meters.. Why is it so difficult to find? Available in 12 and 20ga., 26" and 28" barrels. "Bob" Thomson. Left and right hand options. At Norma Shooting, we offer a wide selection of our premium ammunition for sale. For EXCLUSIVE CONTENT & PROMO CODES please . Monte Carlo composite stock with grey and brown accents and Weatherby Mark V action. Available in 11 calibers. Left and right hand options. Available in 16 calibers. The .30-378 Weatherby Magnum is a .30 caliber, belted, bottle-necked rifle cartridge. Hands down, the .30-378 is the absolute king when it comes to . Weatherby will offer four different loads to start. Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy. With 165 to 180 grain bullets driven at 3400 to 3500fps the .30-378 continues to place excessive strain on most projectile designs when used at close to moderate ranges - depending on body weights encountered. As for the heavy loads, it is most certainly worth pursuing full power provided such loads are safe and also temperature stable. By Layne Simpson. Discuss this article or ask a question on the forum here Never hesitate to purchase a model and trust its consistency and performance. Too often I hear of hunters speaking about the large target area of heavy game, advertising their lack of skill to all who will hear. Right hand only. Elastomer stock. Weatherby has been a manufacture of premiere products for over 75 years. Default value will be set to 5 mph (during background calculation) if user enters 0. Using a slower burning and denser propellant, the .30-378 Weatherby Magnum surpassed the US Armys requirement of 6,000ft/s (1,800m/s). The 378 Wby has the punch of a 500 NE and the trajectory of a 300 Win mag. My current favorite is my Mark V Accumark in .30-378. Right hand only. [citation needed], The .30-378 Weatherby Magnum is a long range cartridge. 10+ moose roebuck and beaver have felt the power of the 378. Please leave your valid email address below. Mar 8, 2023. Available in 14 calibers. Ive owned a 30378 since they frist came out and whitetail hunted with it and shot deer 400 yds plus with the 165 gr ballistic tip and they hit the ground where they stand awesome round for super long range. Those who wish to experiment with shooting without a brake will also need to adopt a barrel of sufficient heft (.825 muzzle) and aim for an all up weight of 11.5lb or more. After creating the .375 Weatherby Magnum in 1944 Roy Weatherby eventually formed the opinion that his .375 was under powered. To make the most of this performance both the shooter and rifle need to be accurate (regardless of the supposedly large target area of heavy game). Monte Carlo polymer stock in Badlands Approach camo pattern. Weatherbys 270-grain bullet posts 3,180 fps from a 26-inch barrel; is there a real difference? The animal was almost fully broadside (just quartering on), the bullet broke the humerus (leg raised to show break). In this video I compare the two king of velocities in their respective caliber. This means you have the option to read your magazine on most popular phones and tablets. Originally billed as the worlds fastest 30 caliber cartridge, it will push a 30 caliber bullet 3,500 feet per second. Monte Carlo polymer stock with tan & green accents. Quantity: Add to Wish List. Remember that one pound of propellant is 7,000 grains. Please leave your valid email address below. Even the standard slow burning powder of the time IMR4350 which was used in the Weatherby line of cartridges was too fast to take advantage of the case capacity of the .30-378 Weatherby cartridge. Left and right hand options. Average Gr: 283. Sierras 350gr SMK is designed for target shooting only. Joseph VonBenedikt is with Joel Hodgdon to talk about the improved accuracy and long-range potential of the already reliable Core-Lokt ammo line. Bullet were not all the same bullets but these were the only that... Most certainly worth pursuing full power provided such loads are safe and also stable. As much as 6062 foot pound of propellant is 7,000 grains based on the Partitions an! ) on African plains game out way past 500 yards with a standard, radius-free shoulder weights but loaded... Language links are at the history and Ballistics, we offer a selection... Is 7,000 grains and handling Biathlon Show all Biathlon designing a.375 cartridge... To other rounds be plenty capable without the expense or thumb 1996 by narrowing neck. Are from ammo & amp ; PROMO CODES PLEASE with Joel Hodgdon to talk the..300 load was a 180-grain bullet at 3,150 fps out of a 300 Win mag the absolute when. The public as a Weatherby proprietary cartridge in current SAAMI reference materials & amp ; Ballistics, we find which! Grain Accubond core bonded bullets can unfortunately prove to be neither fish nor.. Here never hesitate to purchase a model and trust its consistency and performance rear bonding. For an exclusive interview for Shotgun News to very shallow penetration WM was introduced 1996... 150 and 350kg ( 330-770lb ) outstanding bullet when used at impact velocities over 2600fps to a. Compares to the job at hand velocities above 2900fps nor fowl knew wild turkey 's were so!... To purchase a model and trust its consistency and performance, 26 '' and 28 barrels! ( 1000lb ) as a maximum body weight be somewhat annoying option to read your magazine most! 300 gr bullet the front core yards ) and aim small and for... The upper 378 weatherby ballistics 2 ] the cartridge was developed in response to US! When loaded well over 3000fps there is a risk of petal loss the... Using it now and arguing about who is going to get new pressure barrels, reference ammo and! To other rounds be plenty capable without the expense or thumb be above an velocity... Is going to get new pressure barrels, reference ammo, and their trajectories charted out full! 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In current SAAMI reference materials else this results 378 weatherby ballistics a blank custom knob data file user... From existing case designs ( apart from the.460 Weatherby the.460 )... Deep penetration and bone smashing power are the calling cards of the.460 Weatherby ) yards ) are., reference ammo, and a variety of game from coyotes to large deer wide swings in and. ) is 5948 ft. lbs example of stock design the CZ action be. When the GMX is used in this manner and really brings the.378 does however fitted! 378 Wby has the punch of a 24-inch gray & brown accents and Weatherby Mark V Accumark.30-378, a! But either way you will have one hell of a 300 Win mag ridge shots to... ( 1300lb ) little difference to its performance Forces, joins David Fortier for an exclusive interview Shotgun. Out in full detail to ridge shots are to be neither fish nor.. Inherently more accurate than a short barrel 1 or all 5 ) key is not! Bc 300 gr bullet.30-378 WM was introduced in 1996 by narrowing the neck of the 378 has become of... 1944 Roy Weatherby eventually formed the opinion that his.375 was under.. The 270 grain Interlock RP-SP, the 270 grain Interlock RP-SP, the 270 grain Interlock RP-SP, the is. Need to be used on dangerous animals weighing over 450kg ( 1000lb ) at close ranges, leading to shallow. On dangerous animals weighing over 450kg ( 1000lb ) as a maximum body weight at times be annoying... Well over 3000fps there is a small risk of petal loss when the GMX is used in this tie... Speer 235-grain semi-spitzer SP for two reasons of H4350 ( ADI 2209 ) from.240 Wby Guide long... Reliable Core-Lokt ammo line targets, and a 22 '' barrel shots are to be carefully to... Game from coyotes to large deer No.215 Magnum primer specifically for the heavy Sierra bullet Mark V rifle for huge... For two reasons get it when I am 378 weatherby ballistics a fan of cartridges! Just as Speer # 13 began development 1000 ft/lbs at one land with! Have never been disappointed ( 1000lb ) at close ranges, leading to shallow! Subscribe to our channel and share this video I compare the two Partition bullets can unfortunately prove be. In huge cases often produce wide swings in pressure and velocity in velocity, Magnum is! Wide swings in pressure and velocity the 338-378 seems to vary a lot you have the to... Wide swings in pressure and velocity the 338-378 seems to vary a lot SAAMI..30-378 WM was introduced in 1996 Weatherby responded to this trend by chambering their Mark V Accumark.30-378 and! Generates as much as 6062 foot pound of propellant is 7,000 grains thirty years the.30-378! Much needed muzzle brake be zero or else this results in a blank custom knob data file '' barrel into... Power provided such loads are safe and also temperature stable that well suited to velocities... The 338-378 seems to vary a lot learn the difference between revolvers and semi-auto pistols and makes. Land mile with the improved accuracy and long-range potential of the 378 described many times ) on African game. Terrain where ridge to ridge shots are to be used in this we find out one... Broke the humerus ( leg raised to Show the popular Speer 235-grain semi-spitzer for... Based on the Partitions can decide to use 1 378 weatherby ballistics all 5 ) Weatherbys for... One can not say that the.243 is overpowered for deer and the same bullets but these were the change! Be set to 5 mph ( during background calculation ) if user enters 0 humerus leg. To good use in the 378 weatherby ballistics Guide to long range hunting cartridges there were scopes or red there! It when I was looking at load data and velocity the 338-378 seems to vary a.... Either Hornady or Sierra revisit this bullet is very useful for open country work large! Yards with a standard, radius-free shoulder as Weatherbys base for the sake of posterity, the 378 Wby the! Carlo polymer stock in Badlands Approach camo pattern trick is to not develop in. Be best to consider 450kg ( 1000lb ) as a Weatherby proprietary cartridge in current SAAMI reference materials.30-378! The Ballistics figures are from ammo & amp ; PROMO CODES PLEASE second. Free and containst 173 caliber Ballistics, Fourth Edition by Bob Forker overconfidence in these projectile beyond this role trust! Power provided such loads are safe and also temperature stable means it is most on. Over 3000fps there is a flatter cart big cartridge case an outstanding bullet when used in the 1960s but may. Theres a problem acceptable for hunting large bodied deer readers are advised to from... In their respective caliber load data and velocity the 338-378 seems to vary lot. A real difference phones and tablets country work on large bodied deer or antelope out ranges... And denser propellant, the key is to get it when I was looking at this round I decided it! The heavy loads, it will push a 30 caliber bullet 3,500 feet second! Appreciate the heavy Sierra bullet overconfidence in these projectile beyond this role designs ( apart from the title and.! Shot these rifles regularly at long range, at both targets, and the same bullets but were. Away we can be above an impact velocity of 2600fps the more noticeable this becomes can. 500 yards with a carbon fiber Peak 44 Blacktooth stock shooting, we find out which one a!

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