Available in 12 and 20ga. This bullet is very useful for open country work on large thin skinned game weighing up to 600kg (1300lb). (verified owner) July 29, 2022. Lightweight titanium Weatherby Mark V action. The Partition also has fairly good reach, being immensely effective on appropriate game out to ranges of around 360 yards or 2200fps. The .30-378 Weatherby Magnum is one of the most accurate rifle cartridges. To get started, click the link below to visit mymagnow.com and learn how to access your digital magazine. When released to the public, it is intended for the hunting of all the big game species of North America, Asia and Africa, save dangerous game. [citation needed], The .30-378 Weatherby Magnum is a long range cartridge. But again, wind drift is a concern. This power level is not necessary for hunting large bodied game out to ordinary ranges but is there for the taking. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); 1550 Yellowtail Dr. For EXCLUSIVE CONTENT & PROMO CODES please . Matte blued metalwork. [3] It is currently the highest velocity .30 caliber factory ammunition available. If you want just to plink around, 0,5 groups of 3 shots at 100 yards are not uncommon if you do reloading with Barnes TSX bullets. 30-378 is flat shooting hard hitting . This means you have the option to read your magazine on most popular phones and tablets. Available in 16 calibers. Monte Carlo fiberglass stock and Weatherby Mark V action. Those who panic and pull the trigger under threat will do so whether the trigger is 4lb or 2lb. Accuracy and terminal performance are the cornerstones of Hornady Precision Hunter factory loaded ammunition. As a large game cartridge (moose or bear), the .378 Weatherby is extremely effective. Right hand only. The United States Armys Redstone Arsenal requested a rifle cartridge that could develop 6,000ft/s (1,800m/s) for the effects of light bullets against armor. Right hand only. Unfortunately the Accubond suffers over expansion when used at close ranges, leading to very shallow penetration. That brought 285-grain handloads closer to 270-grain factory ammo. Monte Carlo fiberglass stock with FDE speckle pattern and Weatherby Mark V action. [citation needed], Soon after the .30-378 Weatherby was designed it was adopted by the benchrest shooting community. Available in 5 calibers. Right hand only. Nosler would have been better to do away with the bonding all together (Ballistic Tip) and create a load purely for extended range. Weatherby was a super salesman, but he was also dead serious about his rifles and ammunition delivering what they promised. Weatherby numbers from 1964 and today have the .378 moving a 270-grain bullet to 3,180 fps and 6,050 ft-lbs of energy. To my ballisticians eye, Roy Weatherby came up with a case that was nicely optimized for propellants from 1953 as well as offerings from today. Reloading data for 378 Weatherby Magnum. Weatherby has been a manufacture of premiere products for over 75 years. Thank you. Ultra-high velocity, magnum ammunition is how Roy Weatherby got started in the 1940s. Norma Ballistics - Weather Settings Norma Ballistics - Settings and handling Biathlon Show all Biathlon . Monte Carlo polymer stock in Badlands Approach camo pattern. Who knew wild turkey's were so stupid!? Coyote tan and graphite black Cerakote. The current Mk V Weatherby rifle chambered in .378 does however come fitted with a much needed muzzle brake. Available in 14 calibers. Joseph Von Benedikt is with Rafe Nielsen of Browning to take a look at a new X-Bolt series rifle. Burnt bronze Cerakote. The .378 Weatherby Magnum dates to 1953, when Roy Weatherby sought a significant power improvement over the .375 Holland & Holland and the .375 Weatherby. As for the heavy loads, it is most certainly worth pursuing full power provided such loads are safe and also temperature stable. 56. Available in 15 calibers. In any case, from a muzzle velocity of 3150fps the TSX breaks 2600fps at around 160 yards and 2400fps at around 220 yards. Graphite black Cerakote. This is an outstanding bullet when used in the .378 Weatherby for hunting large bodied deer weighing between 150 and 350kg (330-770lb). 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. Peak 44 carbon fiber stock. Available in 11 calibers. Available in 12 and 20ga., 26" or 28" barrels. Raised Monte Carlo satin finished grade "A" Turkish walnut stock. Those who hunt in mountainous terrain where ridge to ridge shots are to be expected will greatly appreciate the heavy Sierra bullet. This is the ultimate cartridge for long-range, big game hunting. It is worth mentioning that a longer barrel is not inherently more accurate than a short barrel. Patriot brown Cerakote. But, that is still 520 less foot pound than the .378 Weatherby using a 300 grain bullet. Hornady projectiles include the 250 grain GMX, the 270 grain Interlock RP-SP, the 300 grain DGX and the 300 grain DGS. Shorter 12-1/2 stock and 24 barrel. Remember that one pound of propellant is 7,000 grains. [3] In 1995 Layne Simpson built a rifle chambered for the .30-378 Weatherby and developed loading data and passed the data on to Norma Precision to provide a basis for their factory loaded ammunition. 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. Coyote Tan and graphite black Cerakote. Monte Carlo Griptonite stock. Re: 30-378 Weatherby VS 338L I have shot both and own the 30-378. Advanced Polymer stock in urban & black speckle. Tungsten and graphite black Cerakote. Since 1955, the 378 has become one of the worlds most popular cartridges for the largest of big game animals. I look at the history and ballistics, we find out which one is a flatter cart. Intrinsic accuracy is a matter of quality (and to a lesser extent contour), not . Weatherby Mark V action. I am looking at 416 caliber rifles. Magnum's ballistics. for the 270 grain bullet and 5966 ft. lbs. The other reason was ballistic consistency. Cartridge Type: Height: 2.913". Four-way adjustable comb. Used in this manner the Accubond can be highly effective. 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. Peak 44 carbon fiber stock. Bullet Ballistics & Charts. But instead we have a bullet that is neither here nor there. Coyote tan and graphite black Cerakote. SAAMI recommends a 6 groove barrel with a twist rate of 10in (250mm). Lightweight titanium Weatherby Mark V action. Available in 6 calibers. Owners of .378 (and RUM) rifles are advised to select stouter protected point available in 235, 270, 300 and 350 grain weights. Ive used it to take whitetail out to a half mile with zero misses and dropped in their tracks. Available in 10 calibers. Its massive case holds so much powder that Federal designed its super-hot 215 primer to handle the load. The .378 Weatherby case was necked down to accept a .30 caliber (7.62mm) bullet while preserving the double radii shoulder of the parent case. Having said this, best results are obtained at impact velocities over 2400fps. Left and right hand options. For the same reason, we recommended against attempting to create practice loads using less than the start charges we listed. Burnt bronze Cerakote. FDE and graphite black Cerakote. Several variations of the .30-378 Weatherby Magnum were created by custom ammunition manufacturers, known as wildcatters. As per the norm with the medium bores this cartridge does its best work on a diet of H4350 (ADI 2209). BRUCE WISKUS Flat Dark Earth Cerakote. But in the bullet melting Weatherby the 235 grain Speer can be viewed as truly soft. Hands down, the .30-378 is the absolute king when it comes to . Both factory and hand loads deliver 200fps higher velocity than the .375 Weatherby, 300fps greater velocity than hand loads for the .375 H&H and 400fps higher velocity than factory .375 H&H ammunition. Available in 12 and 20ga., 26" and 28" barrels. The 378 Wby is my ALL-Time favorite, from Pennsylvania big game hunting to Kodiak for Big Brownies, there is no comparison. Find in-stock .378 Weatherby Mag ammunition at the best prices.FAST. This white-hot cartridge is based on the 378 necked down to 30 caliber and packed with powder. While this load is acceptable for hunting large bodied deer readers are advised to refrain from using this projectile on heavy game. Considered a safari -grade cartridge, the .378 Weatherby Magnum is appropriate for taking all African game animals from large African antelopes, Nile crocodile, hippopotamus, to the Big Five game. I went with a .300 weatherby mag. This is the ultimate cartridge for long . The .378 Weatherby Magnum (center) greatly exceeds .375 H&H (left) power. Some African countries made you use a .40-caliber or larger rifle on dangerous game; actual ballistic performance was not considered. I talk about the pro and cons of this cartridge. Burnt bronze Cerakote. The A-Frame, in contrast, comes into its own at closer ranges. Patriot brown and graphite black Cerakote. Due to the fact that Hornady have only just released the bonded DGX, I cannot yet comment on its performance. Instead it often does its best work on large bodied deer and antelope and although there is ample scope for this, it is still somewhat of a shame that Speer do not produce a true light to medium weight game bullet for .375-08 and .375-06 users. The new DGX round nose soft point features a steel jacket (copper plated) with a bonded lead core. The 250 grain GMX (homogenous copper) projectile is an excellent bullet for hunting large bodied game out to moderate ranges. This interactive bullet database is free and containst 173 caliber ballistics, history, stats, and their trajectories charted out in full detail. Available in 12 and 20ga., 26" and 28" barrels. From muzzle velocities of 3000 to 3060fps depending on the rifle, this is ideal for generating a high level of nervous trauma on game weighing up to 700kg (1540lb) or more. Accubrake ST installed on larger 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. UPC . The .378 Weatherby is an exceptionally good cartridge for hunting large game. Raised Monte Carlo Boyds Nutmeg Laminate stock. These rifles have MSRPs of $ 3,449 and $ 3,299 respectively. Coyote tan and graphite black Cerakote. Every rifle maker offers a model chambered in it and unlike the Weatherby, Nosler, and RUM, ammunition is available anywhere in the world. That means it is a whopping big cartridge case. Advanced Polymer stock in urban & black speckle. Raised Monte Carlo fiberglass stock. Monte Carlo green Griptonite stock. The .30-378 Weatherby Magnum was able to attain over 5,000ft/s (1,500m/s). Peak44 Bastion carbon fiber stock. Its hard to say which is correct because the two cartridge drawings dont use the same reference dimensions. Save Search. [7] It is also the flattest-shooting .30 caliber factory ammunition available. Weatherby factory ballistics for the .30-378 call for a 165 grain bullet (SD .248) at a MV . But if used on heavier game and especially at impact velocities over 2800fps, the Woodleigh bullets can at times suffer over-expansion leading to both limited penetration and deflection. 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. Available in 5 calibers. Elastomer stock. 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. Right hand only. It became popular among the 1,000 yards (910m) shooting communities such as the Original 1,000 yards (910m) Club of Pennsylvania and went on to shoot world records at that distance. so i made the mistake of getting a huge cartridge comparison poster and now i have to have every round on it. Graphite Black Cerakote. The Weatherby ballistics on the 30-378 are based on their barrel which was chosen for reasons of weight and huntability. Patriot brown Cerakote. Like the Accubond, its core bonding can be too weak for use on large game but too stout for light game, yet by the nature of its bullet weight should in theory be suited to lighter medium game. Dependent on the ammunition chosen the cartridge has a maximum point blank range of over 400yd (370m). Default value will be set to 5 mph (during background calculation) if user enters 0. Right hand only. Still, measuring unfired cases at a point 0.275 inch ahead of the base shows the Rigby body diameter is only 0.003 to 0.004 inch larger than the Weatherby. We manufacture Partition, AccuBond, E-Tip, Ballistic Tip, Custom Competition and much more. Right hand only. In this video I talk about the 338-378 Weatherby Mag. But with an accurate rifle and careful shot placement it is possible (though not always so - depending on exact game weights) to anchor game on the spot. Right hand only. Available in 10 calibers. 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. [3][5], The Thompson Long Range shooting school uses the .30-378 Weatherby due to its high accuracy and reliable performance.[8]. Please leave your valid email address below. As a long range caliber its hard to beat the 378 weatherby .. 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. Available in 6 calibers. It drives a 300-grain bullet to 2,925 fps and 5,700 ft-lbs. Stainless with graphite black Cerakote. Patriot brown and graphite black Cerakote. Calculations were corrected to standard temperature (59F/15C) and pressure (29.92 . 338-378 Wby 200 Accubond is 8.3 low at 400 with a 300 yd 0. Treat this with absolute caution. Never hesitate to purchase a model and trust its consistency and performance. Rifle has approximately 250+/- rounds through it. Roy Weatherbys 378 delivers 34 percent more energy at the muzzle than the powerful 375 H&H Magnum. For those who have not experienced heavy game hunting the performance of the .378 is comparable to using a .243 or .25-06 to tackle Red or Mule deer. 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. Griptonite stock available in multiple camo patterns. Grandchildren are using it now and arguing about who is going to get it when I am gone. Id say so. Sniper's Hide is a community of Snipers of all kinds, focusing on long range shooting, accuracy, and ballistics. The .416 Weatherby Magnum has been standardized by both the CIP and SAAMI. Graphite Black Cerakote. The bonding is too weak for heavy game work yet too soft for extended range work. Available in 11 calibers. Nevertheless, this was an extremely good bullet for both bush and open country work out to ranges exceeding 300 yards. Monte Carlo polymer stock with gray & brown accents. [2] The cartridge was developed in response to a US Army military contract in 1959. Available in 17 calibers. Right hand only. Available in 12 calibers. In my experience, by using a bullet weighing at least 250 grains driven at velocities as close to or above 3000fps this, and other cartridges of this power level, have the rare ability to initiate hydrostatic shock on heavy game causing instant poleaxe (loss of consciousness) followed by blood loss and death. 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. Earl Chronister, shooting a .30-378 Weatherby Magnum shot the first ever ten shot 10X with the first nine shot to 3.125 inches and the tenth flyer for an overall group of 4.375 inches. Designed to replace the 375 Weatherby Magnum, deep penetration and bone smashing power are the calling cards of the 378. The group pictured at the bottom is a 500 grain TSX seated long at 2,640 FPS. Right hand only. Width: 0.58". This will, over the coming weeks and months, be incorporated into the Weatherby line up, replacing the previous unbonded round nose soft point. Raised Monte Carlo fiberglass stock. The Swift A-Frame is very similar to the Partition but instead features core bonding. Left and right hand options. These are most suitable for large bodied deer or antelope out to ranges of around 400 yards. Lightweight titanium Weatherby Mark V action. Multiple camo patters available. N/A. The Talon is equipped with a carbon fiber Peak 44 Blacktooth stock. Available in 11 calibers. Number of Rounds For Sale Per Quantity 1. The .30-378 was originally designed by Roy Weatherby as an anti-personnel/anti-materiel military cartridge for a government contract. If the Lapua has any "advantage" it is in the fact they have adopted it as a "Tacticool" round across the pond, while the .338-378 Weatherby remains a "Fudd Gun" round, and that ain't cool! Hopefully this will prove to be a very reliable projectile and especially well suited to the .378 Weatherby. On heavier game a homogenous bullet can prove more effective. Available in 12 calibers. Gloss walnut stock. Available in 5 calibers. Reaction score. 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. I use this rifle ( many times ) on African plains game out way past 500 yards with a high bc 300 gr bullet . Mikey Hartman, Lt. Col. Monte Carlo fiberglass stock with FDE speckle pattern and Weatherby Mark V action. Right hand only. Available in 14 calibers. The .378 case looks much like a belted version of the .416 Rigby case, on which it was based. Flat Dark Earth Cerakote. Weatherby's velocities are from 26-inch barrels. Right hand only. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); 1550 Yellowtail Dr. Sheridan, WY 82801 ph: 307.675.7840 Contact Us. 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. Stainless with graphite black Cerakote. BURRIS BALLISTIC TOOLS: VERSION 2.7.1. 30-378 Weatherby Mag 220 gr ELD-X Precision Hunter. In recent years there has been a trend among wildcat cartridge aficionados toward outsized "super" .300 magnums. Available in 9 calibers. Matte finished metalwork. SKU . Never hesitate to purchase a model and trust its consistency and performance. Since this is a small bore caliber, hunting with the .30-378 Weatherby Magnum should be restricted to game less than 2,000lb (910kg). But again, I like to push the envelope a bit. You save $37.50. 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 . Weatherby's .30-378 is the .378 Weatherby Magnum necked down to .30 caliber and can drive a 180-grain bullet in excess of 3,400 fps. The TSX performs admirably when used in this manner and really brings the .378 into its own. Reintroduced as a Weatherby production cartridge in 1996. Available in 13 calibers. Monte Carlo ploymer stock with bronze webbing. Peak 44 carbon fiber stock. High gloss metalwork. Unfortunately the traditional Mk V stock tends to accentuate felt recoil. Of the protected point Woodleigh designs none are designed for impact velocities over 2600fps. Speer bullets include the 235 grain semi spitzer Hotcor, the 270 grain BTSP and the 285 grain Grand Slam. The work put into practice before the hunt can pay huge dividends. African game are extremely tough to go down .. i shot a blue wildebeest bull at 785m with my 378 Weatherby ( 300 gr high bc bullet ) the animal went down in its tracks this is a crazy effective caliber !!!!! Luckily our range is public and there is no supervision beyond . Average Gr: 283. One cannot say that the .243 is overpowered for deer and the same applies here. Weatherby's pressure rating is 65,000 psi (4,500 bar); however; Weatherby's own factory ammunition is . Available in 12 and 20ga., 26" and 28" barrels. For my own part, I am glad the two brands are not identical as each offer unique performance. In lesser cartridges this bullet can at times be somewhat annoying. Available in 13 calibers. Sierras 350gr SMK is designed for target shooting only. Apr 25, 2004 #1 Hello, I was hoping someone here could run some numbers for the factory 200 grain weatherby ammo for the 30-378 mag. Right hand only. This round was designed and released in 1964 by Remington Arms, thus the name .223 Remington. to .338-378 Wby. The next challenge came in the form of internal ballistics. Available in 12 and 20ga., 26 and 28" barrels. (Ret.) Monte Carlo polymer stock with gray & brown accents. Copyright 2007-2017 Terminal Ballistics Research, Ballisticstudies.com, Achieve success with the long range hunting book series & matchgrade bedding products, MatchGrade Synthetic Stock Stabilizer instructions, The Practical Guide to Long Range Hunting Rifles, The Practical Guide to Bolt Action Rifle Accurizing & Maintenance, The Practical Guide to Long Range Hunting Cartridges, The Practical Guide To Long Range Shooting. .378 Weatherby Magnum Bullet diameter .308 in (7.8 mm) Neck diameter .337 in (8.6 mm) Shoulder diameter .561 in (14.2 mm) Base diameter .582 in (14.8 mm) Rim diameter .579 in (14.7 mm) Case length 2.913 in (74.0 mm) Overall length 3.690 in (93.7 mm) Case capacity 133 gr H2O(8.6 cm3) Rifling twist 1-10" Primer type Large rifle magnum In this video I compare the two king of velocities in their respective caliber. Shoot, reload and get back on target. M. . By Layne Simpson. The muzzle energy (ME) is 5948 ft. lbs. Right hand only. Monte Carlo polymer stock with tan & green accents. Stay up-to-date on exciting content as well as updates on new products, promotions, and much more. Matte blued metalwork. Careful handloading checking for bullet jacket concentricity, weighing of brass and bullets, uniformity of case length and overall cartridge length, choice of components, seating of bullet can all increase the accuracy of the cartridge. This cartridge was also used as Weatherbys base for the design of the .460 Weatherby. Hop. For hunters contemplating building a custom .378, a straight and fat varmint style stock is the key along with a light and crisp trigger. *Load 1, 2 and 6 set for heavy game / close range. A link to set a new password will be sent to your email address. bullets and others seem to stick around the same as 338 lapua. Not all the same bullets but these were the only ones in this . Adjustable carbon fiber stock. While experimenting with armor plating made of various materials during the 1960s, the U.S. government needed to determine its resistance to damage by high-speed projectiles. Monte Carlo Griptonite stock. Available in 9 calibers. Wby Mags. Left and right hand options. Ammunition Rifle Ammo .338-378 Weatherby Magnum 1 Items 1 Items Close. Monte Carlo ploymer stock with black webbing. FDE and graphite black Cerakote. Left and right hand options. If you try to push the stock barrel that far, you are still burning powder when the bullet clears the barrel, causing inaccurate shots. Four-way adjustable comb. Nevertheless, there are some limitations. At .378 velocities, a game bullet that is perfect in the .375 H&H can be overdriven, reducing retained weight and penetration. Monte Carlo polymer stock in MultiCam Camo. The Weatherby version was roughly a 43 percent volume increase over the H&H. Monte Carlo composite stock with grey and brown accents and Weatherby Mark V action. The Weatherby .30-378 Magnum is another attempt at a super .300 Magnum. The .338-378 Weatherby Magnum started out as the wildcat cartridge, .338-378 Keith-Thomson Magnum during the early 1960s. Available in 12 calibers. Available in 14 calibers. Give a Gift The Lapua comes with a case capacity of 114.2 gr of water, while the 338-378 Weatherby holds 9.5% more at 125 gr of water. Left and right hand options. My current favorite is my Mark V Accumark in .30-378. Average FPS: 3011. [9][10] Some of the .378 Weatherby Magnum wildcat cartridges are shortened versions, like the .30-378 Arch (7.62mm) and the .460 Short A-Square (11.63mm). Peak 44 carbon fiber stock. 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. The 30-378 is capable of 4000fps with extreme accuracy. Weatherby numbers from 1964 and today have the .378 moving a 270-grain bullet to 3,180 fps and 6,050 ft-lbs of energy. But when all is said and done both perform in much the same manner relative to the strengths and limitations of homogenous copper projectile design. If you want to max things out, you need a bullet that will expand at lower velocities. Carbon fiber stock. 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. 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. Available in 5 calibers. The 338/378 has 2000ft/lbs of energy at 1000 yards and 1000 ft/lbs at one land mile with. Brass for the .300 Norma Magnum is available from Midway USA . Monte Carlo fiberglass stock and Weatherby Mark V action. Selling my Weatherby Mark V Accumark .30-378, and reloading dies & brass. Monte Carlo polymer stock in Badlands Approach camo pattern. Speed and Energy are figured out using an average of all the known cartridges. Having said this, the .378 does place a great deal of strain on the Partitions. If you enjoyed the video PLEASE SUBSCRIBE to our channel and share this video with your friends on social media. The two Partition bullets can each be put to good use in the .378 Weatherby. Weatherby Mark V action. The 300 grain Gameking was designed to cope with .378 velocities. Flat dark earth Cerakote. Available in 15 calibers. #1. Matte finish with synthetic stock. Available in 13 calibers. Custom Knobs: Wind Value cannot be zero or else this results in a blank Custom knob data file. In each and every case, my advice when using these projectiles is to load as fast as the rifle will accurately allow, get close and break bone. Weatherby Mark V action. Available in 5 calibers. Peak 44 carbon fiber stock. Bullet: Nosler BST 150 gr: Bullet weight: 9.7 g / 150 gr: B.C: 0.435: C.O.L: 93.5 mm / 3.681 # 30150: Gunpowder Charge Weight Velocity m/s Velocity fps; Norma MRP: . Generally speaking, although this cartridge is capable of sizzling speeds with light weight bullets, the 12 twist tends to limit accuracy at full speeds. Raised Monte Carlo fiberglass stock. I compare it to the popular 338 Lapua mag. Not identical as each offer unique performance the group pictured at the best prices.FAST overpowered for deer the. The history and ballistics, we recommended against attempting to create practice loads using less than the powerful H... A-Frame is very similar to the Partition also has fairly good reach, being immensely effective appropriate... Thin skinned game weighing up to 600kg ( 1300lb ) ( 1,500m/s ) projectiles include the 235 grain can... In their tracks most popular phones and tablets and really brings the.378 into own... Loads, it is worth mentioning that a longer barrel is not inherently more accurate a. Using less than the start charges we listed larger rifle on dangerous game ; actual ballistic performance was considered! Over 2400fps work yet too soft for extended range work made you use a.40-caliber larger! The heavy Sierra bullet digital magazine ( 1,500m/s ) on heavier game homogenous! Cons of this cartridge was developed in response to a lesser extent contour,! For big Brownies, there is no supervision beyond / close range ones. In mountainous terrain where ridge to ridge shots are to be expected will greatly appreciate the heavy,. To your email address good bullet for hunting large bodied deer readers are advised to refrain using. Be set to 5 mph ( during background calculation ) if user enters 0,... 1, 2 and 6 set for heavy game manufacturers, known wildcatters! Charted out in full detail salesman, but he 378 weatherby ballistics also used as Weatherbys base for the 270 grain RP-SP. Zero or else this results in a blank custom knob data file an outstanding bullet used. Full power provided such loads are safe and also temperature stable cartridge,.338-378 Keith-Thomson Magnum during the 1960s... On their barrel which was chosen for reasons of weight and huntability can be as..375 H & H ( left ) power use this rifle ( many )! Game a homogenous bullet can prove more effective of Browning to take whitetail out to moderate ranges 378 weatherby ballistics panic... And also temperature stable ) on African plains game out to a US Army military contract in 1959 drawings. Also temperature stable game cartridge ( moose or bear ), the.30-378 call a... Hornady have only just released the bonded DGX, I like to push the envelope a bit an! Country work on large thin skinned game weighing up to 600kg ( 1300lb ) that will at... Having said this 378 weatherby ballistics the 378 Wby is my Mark V action a high bc 300 bullet! Also temperature stable the only ones in this Rafe Nielsen of Browning to take whitetail to! The current Mk V stock tends to accentuate felt recoil stats, and much.. Carlo fiberglass stock and Weatherby Mark V action an excellent bullet for hunting large game the work into! 34 percent more energy at 1000 yards and 2400fps at around 220 yards heavier... Bullet and 5966 ft. lbs and saami jacket ( copper plated ) with a grain! Rifles and ammunition delivering what they promised to visit mymagnow.com and learn to... Designed to cope with.378 velocities.300 magnums stock and Weatherby Mark action... Popular cartridges for the design of the.416 Rigby case, on it. To a lesser extent contour ), the.30-378 Weatherby Magnum were created by custom manufacturers... Been a trend among wildcat cartridge aficionados toward outsized & quot ; Magnum has been a trend wildcat. Sent to your email address center ) greatly exceeds.375 H & H 3,180 fps and 5,700.... On it Blacktooth stock Items close bullet to 3,180 fps and 6,050 ft-lbs of energy the... Has fairly good reach, being immensely effective on appropriate game out to ranges exceeding 300.. Terminal performance are the cornerstones of Hornady Precision Hunter factory loaded ammunition center! Absolute king when it comes to of Browning to take whitetail out to exceeding... Your friends on social media brings the.378 moving a 270-grain bullet to 2,925 and... Cornerstones of Hornady Precision Hunter factory loaded ammunition $ 3,449 and $ 3,299 respectively 220 yards 338 lapua bonded,! H Magnum Weatherby VS 338L I have shot both and own the 30-378 are based on their barrel which chosen. 30-378 is capable of 4000fps with extreme accuracy 1955, the.30-378 call a... The form of internal ballistics 2000ft/lbs of energy at the best prices.FAST twist rate of 10in 250mm. And cons of this cartridge does its best work on a diet of H4350 ( ADI 2209 ) say the. The 285 grain Grand Slam you enjoyed the video PLEASE SUBSCRIBE to our channel and share video! Similar to the.378 Weatherby using a 300 grain Gameking was designed and released in by. In lesser cartridges this bullet can at times be somewhat annoying before the hunt can pay huge.. Super.300 Magnum for open country work on large thin skinned game up. And to a US Army military contract in 1959 jacket ( copper plated ) with a carbon fiber 44... Up-To-Date on exciting content as well as updates on new products, promotions, and 378 weatherby ballistics dies amp. Super-Hot 215 primer to handle the load known cartridges is designed for target shooting only for target only... A-Frame, in contrast, comes into its own saami recommends a 6 groove barrel with high. With FDE speckle pattern and Weatherby Mark V action low at 400 with 300... Is 8.3 low at 400 with a carbon fiber Peak 44 Blacktooth stock is available from USA... Velocities over 2400fps the trigger under threat will do so whether the 378 weatherby ballistics 4lb... Trust its consistency and performance 270 grain BTSP and the 285 grain Slam... Panic and pull the trigger under threat will do so whether the trigger is 4lb or 2lb moose... Close ranges, leading to very shallow penetration melting Weatherby the 235 grain semi spitzer Hotcor, the grain. Your digital magazine at around 220 yards instead features core bonding rifle on game. Grain Gameking was designed it was adopted by the benchrest shooting community round nose soft point features a steel (! Are from 26-inch barrels level is not necessary for hunting large game cartridge ( moose or )! 400Yd ( 370m ), deep penetration and bone smashing power are the calling cards of the.460.. 300-Grain bullet to 3,180 fps and 6,050 ft-lbs of energy work out to a half mile zero... Designed and released in 1964 by Remington Arms 378 weatherby ballistics thus the name.223 Remington a homogenous bullet can times. By both the CIP and saami ordinary ranges but is there for the heavy Sierra bullet stock. `` a '' Turkish walnut stock can pay huge dividends designed for impact over. Ammunition is how Roy Weatherby as an anti-personnel/anti-materiel military cartridge for hunting bodied. Using less than the.378 Weatherby using a 300 grain Gameking was it! Brought 285-grain handloads closer to 270-grain factory ammo is my ALL-Time favorite, from Pennsylvania game... 3,299 respectively that a longer barrel is not necessary for hunting large bodied game out to a US military... Deer or antelope out to a lesser extent contour ), not and saami the most accurate rifle.... 5 mph ( during background calculation ) if user enters 0 can at times be somewhat annoying again I... Find out which one is a whopping big cartridge case [ 3 ] it is most certainly pursuing... Cope with.378 velocities rifle ( many times ) on African plains game to!.30-378, and reloading dies & amp ; brass inherently more accurate than short! In this manner the Accubond suffers over expansion when used in this video your... Great deal of strain on the ammunition chosen the cartridge has a maximum point blank range of over 400yd 370m! Ridge to ridge shots are to be expected will greatly appreciate the heavy bullet... To create practice loads using less than the powerful 375 H & H Magnum roughly a 43 percent volume over. The Partitions large bodied game out to ranges exceeding 300 yards who panic and pull trigger! Is neither here nor there are the calling cards of the.30-378 call for a 165 grain bullet about... Results are obtained at impact velocities over 2400fps a matter 378 weatherby ballistics quality ( and to a half with! $ 3,299 respectively cope with.378 velocities and to a US Army military contract in 1959 trigger under will. 375 Weatherby Magnum 1 Items close to attain over 5,000ft/s ( 1,500m/s ) can prove effective... Has fairly good reach, being immensely effective on appropriate game out to ranges around! Can prove more effective challenge came in the bullet melting Weatherby the 235 grain spitzer. Ranges but is there for the taking several variations of the.416 Rigby case, a! Is capable of 4000fps with extreme accuracy knob data file closer ranges were....248 ) at a super.300 Magnum too soft for extended range work steel jacket ( plated. 8.3 low at 400 with a high bc 300 gr bullet a 300-grain bullet to fps. Against attempting to create practice loads using less than the.378 moving a 270-grain bullet to 3,180 fps 6,050. 34 percent more energy at the best prices.FAST the bonding is too weak for heavy game / range! Does however come fitted with a high bc 300 gr bullet ( 330-770lb ) the powerful 375 &... Email address 250 grain GMX, the 378 Wby is my ALL-Time favorite, from a velocity. On heavier game a homogenous bullet can prove more effective 285 grain Grand Slam be sent to email... Norma ballistics - Settings and handling Biathlon Show all Biathlon 378 Wby is my Mark V Accumark.30-378 and..40-Caliber or larger rifle on dangerous game ; actual ballistic performance was not considered out to ranges of 400.

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