Left and right hand options. There are so many good calibers out there now to choose from, some of which Ive tried. The .378 Weatherby Magnum dates to 1953, when Roy Weatherby sought a significant power improvement over the .375 Holland & Holland and the .375 Weatherby. Monte Carlo polymer stock with tan & green accents. The .378 Weatherby cannot be fireformed from existing case designs (apart from the .460 Weatherby). Available in 14 calibers. Since this is a small bore caliber, hunting with the .30-378 Weatherby Magnum should be restricted to game less than 2,000lb (910kg). Right hand only. They ranked the .378 high on their ouch-o-meters.. Left and right hand options. 3. Available in 13 calibers. Available in 17 calibers. Griptonite stock available in multiple camo patterns. Having said this, best results are obtained at impact velocities over 2400fps. The group pictured at the bottom is a 500 grain TSX seated long at 2,640 FPS. Previous Rifle Models can still be found at various retailers, and online. Right hand only. The work put into practice before the hunt can pay huge dividends. Raised Monte Carlo fiberglass stock. Graphite black Cerakote. Available in 12 and 20ga. Accuracy and terminal performance are the cornerstones of Hornady Precision Hunter factory loaded ammunition. Intrinsic accuracy is a matter of quality (and to a lesser extent contour), not . Cost Range. Using a slower burning and denser propellant, the .30-378 Weatherby Magnum surpassed the US Armys requirement of 6,000ft/s (1,800m/s). Matte finished metalwork. Its massive case holds so much powder that Federal designed its super-hot 215 primer to handle the load. During tests it was found that the current primers of the day could not reliably ignite the massive powder charges exceeding 100 grains. The 300 grain bullet (one of my go-to bullets) is effective on game weighing up to 600kg (1300lb). Matte finished metalwork. Beyond this range shot placement and wind drift can be a concern but with great care (and practice) the Interlock can be used out to ranges of around 600 yards. Your email address will not be published. Available in 13 calibers. Between 2200 and 1800fps (570 yards) shot placement must be sound which can be hard to guarantee with a BC of .4 in high winds. In the .378 Weatherby, high muzzle velocities of 3200 to 3300fps help a great deal to generate hydraulic wounding on game weighing up to 600kg (1300lb). Thank you. Right hand only. A perennial problem with .378 Weatherby popularity was an odd legal one. In my many years of hunting, Ive never shot at an animal that that didnt come home with me. Right hand only. The .30-378 Weatherby Magnum is a .30 caliber, belted, bottle-necked rifle cartridge. *Casing image above is an artist rendering and not a real photo of .378 Weatherby Magnum Ballistics cartridge. Right hand only. The 235 TSX has a relatively low BC of .270. Ive truly been a Weatherby man for life, and its been a very good life! Patriot brown and graphite black Cerakote. I've had my best success with 350 TSXs and Magnum in the .378, but the 350 SMK performs well with H1000 too (seated just off the lands, the load pictured chronied at 2,830 fps with no pressure signs). Left and right hand options. Right hand only. Shorter 12-1/2 stock and 24 barrel. Right hand only. This means that the speed and energy will vary from cartridge manufacturer to manufacturer. Available in 12 calibers. For my own part, I would suggest that a very stout 250 grain bullet can produce hydrostatic shock on game weighing up to 600kg or 1300lb, but on heavier game a 270 to 300 grain homogenous bullet can prove more effective. Spiral fluted Weatherby Mark V action. The .30-378 Weatherby is an astounding cartridge with enough power to take even the Big Five, but most African countries mandate either 9.3mm or .375 caliber as the minimum for dangerous game hunting. Right hand only. Raised Monte Carlo satin finished grade "A" Turkish walnut stock. These .338 "super magnum" cartridges achieve marginally better ballistic performance than the .338 Winchester Magnum, but with . Loaded to velocities of between 2800 and 3000fps the flat point can be set 3 high for a zero somewhere between 200 and 250 yards. The 300 grain Gameking was designed to cope with .378 velocities. The 250 grain Gameking can normally handle heavier body weights but when loaded well over 3000fps there is a risk of shallow penetration. The 338/378 has 2000ft/lbs of energy at 1000 yards and 1000 ft/lbs at one land mile with. I generally use the slower burning 4831 burn rate powder when developing mild loads (also when loading the Sierra flat point) but have also used full charges of H1000. Initially a wildcat cartridge developed by Roy Weatherby in 1959 at the request of the United States Army. Home / Ammunition / Cartridges / 30-378 Weatherby Magnum. Monte Carlo fiberglass stock with FDE speckle pattern and Weatherby Mark V action. Tungsten and graphite black Cerakote. 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. Raised Monte Carlo fiberglass stock. Ballistics and Drop for the .378 Weatherby Magnum. As I researched this, I saw the .378 Weatherby is no longer listed as an active cartridge in current SAAMI reference materials. [2] The cartridge was developed in response to a US Army military contract in 1959. The 235 grain Speer Hotcor can be put to good use in the 378. Bullet: Nosler Partition 260 gr: Bullet weight: 16.8 g / 260 gr: B.C: 0.314: C.O.L: 90.5 mm / 3.563 # 44850: Gunpowder Charge Weight Velocity m/s Velocity fps; . Weatherby then set about designing a .375 caliber cartridge of extreme power. . Available in different sizes and red dot ready, it'll fit your needs, whatever they are. The Talon is equipped with a carbon fiber Peak 44 Blacktooth stock. Bullet designs need to be carefully matched to the job at hand. From a 26 barrel comfortable velocities include 3350fps with 225-235 grain bullets, 3300fps with 250 grain bullets, 3250fps with 260 grain bullets, 3150 to 3200fps using 270 grain bullets, 3000 to 3050fps with 300 grain bullets and 2700 to 2800fps with the very long 350 grain Woodleigh projectiles These velocities are roughly 50 to 100fps faster than the .375 RUM with individual bore tolerances muddying the waters. Weatherby Ballistic Information It looks like by 200yds it is already down to energy levels that you can reach at the muzzle with '06 handloads..30-378 is an extremely fast .30 caliber though. Rifle has approximately 250+/- rounds through it. Adding normal case-forming procedures, he could handload for his Rigby. It is on heavy game that this increased power comes into its own. In recent years there has been a trend among wildcat cartridge aficionados toward outsized "super" .300 magnums. 30" barrels. The further one shoots the more resistance this bullet needs in order to promote expansion. Width: 0.58". Nevertheless, they can work very well. WEATHERBY AMMO 30-378 WEATHERBY 180gr SCIROCCO 20/bx 10/cs $151.99 In Stock Item #: WYF303180SCO $7.60 per round Volume Discounts Available WEATHERBY AMMO 30-378 WEATHERBY 195gr HAMMER CUSTOM 20/bx 10/cs $160.99 In Stock Item #: WYM303195HCB $8.05 per round Volume Discounts Available WEATHERBY AMMO 30-378 WEATHERBY 200gr NOSLER ACCUBOND 20/bx 10/cs More information on this subject can be found in The Practical Guide To Long Range Hunting Cartridges. Great care has been given by Hornady engineers to develop superior, match-accurate hunting loads that allow the ELD-X bullet to achieve its maximum ballistic potential. We had long lead times for some items and received a pressure barrel for .378 Weatherby on time. 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. From muzzle velocities of around 2900fps the two loads will hopefully work very well together. Contact Us. FDE and graphite black Cerakote. The TSX performs admirably when used in this manner and really brings the .378 into its own. The bonding is too weak for heavy game work yet too soft for extended range work. Quantity: Add to Wish List. Hornady .300 PRC (left) and 30 Nosler. Weatherby was a super salesman, but he was also dead serious about his rifles and ammunition delivering what they promised. The factory ballistics for the .378 Weatherby are impressive, to say the least. 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. Left and right hand options. Available in 7 calibers. This will, over the coming weeks and months, be incorporated into the Weatherby line up, replacing the previous unbonded round nose soft point. Right hand only. Left and right hand options. Options from Sierra include the 200 grain flat point (designed for the .375 Winchester), the 250 grain Gameking, the 300 grain Gameking and 350 grain Matchking (SMK) for long range match (primarily used in the .375 Cheytac). Right hand only. 10+ moose roebuck and beaver have felt the power of the 378. But when used on potentially dangerous animals it can be best to consider 450kg (1000lb) as a maximum body weight. Available in 7 calibers. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); 1550 Yellowtail Dr. Sheridan, WY 82801 ph: 307.675.7840 Contact Us. To say otherwise only highlights the inexperience of the hunter. The .416 Weatherby Magnum has been standardized by both the CIP and SAAMI. FDE and graphite black Cerakote. Weatherbys velocities are from 26-inch barrels. Right hand only. This bullet is most useful on game weighing up to and around 600kg (1300lb) while 700kg should be considered the upper limit. Peak 44 carbon fiber stock. Patriot brown Cerakote. 30-378 Weatherby Mag 220 gr ELD-X Precision Hunter. Up until the creation of the .375 CheyTac (post 2002), the .378 Weatherby was the worlds most powerful .375 caliber cartridge. The .223 has great external ballistics and very little drop allowing this round to be accurate . Available in 12 and 20ga., and a 22" barrel. Raised Monte Carlo fiberglass stock. Hammond rifles and H-S Precision were among the several custom gun manufacturers who chambered and built rifles long before Weatherby got around to releasing the rifle to the public. These are the .330 Dakota, .340 Weatherby, .338 Remington Ultra Mag, .338 Lapua Magnum and .338-378 Weatherby. The next challenge came in the form of internal ballistics. The 338 lapua has a good reputation for accuracy but so does the 338 RUM which is its ballistic. On light framed game this bullet does its best work down to impact velocities of 2600fps or around 250 yards. 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. Available in 12 and 20ga., 26" and 28" barrels. This can be used in the same manner as the Sierra 250 grain bullet. 479,480, Sierra Bullets Reloading Manual, Rifle, Second Edition, pg.287, Any Shot You Want, The A-Square Handloading Manual, pg 604, Any Shot You Want, The A-Square Handloading Manual, pg 561, Last edited on 27 December 2022, at 21:40, notability guidelines for products and services, Learn how and when to remove this template message, http://www.nrainsights.net/first%20freedom/weatherby.asp, ":: Weatherby: .460 Weatherby Magnum::", https://en.wikipedia.org/w/index.php?title=.378_Weatherby_Magnum&oldid=1129943188, This page was last edited on 27 December 2022, at 21:40. Reaction score. The result was that performance advantage that was created by the volume of the .30-378 Weatherby was minimal over the competing .300 Weatherby Magnum cartridge, which had been introduced 25 years earlier. Barnes also produce flat point lead core bullets designed for the .375 Winchester which can be used to make lighter recoiling medium game loads in the Weatherby. Matte blued metalwork. Hand-load results: three shots under a quarter at a hundred yards with the Sierra 300 grain boat tail. Left and right hand options. A very crude assumption of losing 25 to 40 fps per inch of barrel suggests the factory ammo with a 15-grain lighter bullet would leave a 24-inch barrel at between 3,100 and 3,130 fps. Joseph Von Benedikt is with Jorge Spat to learn all about it. Available in 16 calibers. Speer Handloading Manual Number 15 data for .378 Weatherby has three newer propellants to which I did not have access when Speer #14 was still in development (20042007). This bullet is very useful for open country work on large thin skinned game weighing up to 600kg (1300lb). Every rifle maker offers a model chambered in it and unlike the Weatherby, Nosler, and RUM, ammunition is available anywhere in the world. Adjustable carbon fiber stock. The Lapua has a slight advantage in that it isn't a belted case like the big Weatherby is. Less than 1 groups at 200 yards and ground pounds everything. Originally billed as the worlds fastest 30 caliber cartridge, it will push a 30 caliber bullet 3,500 feet per second. There is nothing "wrong" with the Lapua round per say, but from a ballistic standpoint the .338-378 Weatherby leaves it in the dust. Graphite Black Cerakote. Redding 30-378 Weatherby Mag Neck Sizing Dies. .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 Burnt bronze Cerakote. In 1996 Weatherby responded to this trend by chambering their Mark V rifle for the huge .30-378 Belted Magnum. Tungsten Cerakote. Left and right hand options. Tungsten Cerakote. of Israeli Defense Forces, joins David Fortier for an exclusive interview for Shotgun News. Griptonite stock with tungsten Cerakote barrel and action. [citation needed], Soon after the .30-378 Weatherby was designed it was adopted by the benchrest shooting community. Spiral fluted Weatherby Mark V action. Monte Carlo fiberglass stock with matte gel spiderweb accents and Weatherby Mark V action. Available in 11 calibers. Adjustable carbon fiber stock. Raised Monte Carlo Boyds Nutmeg Laminate stock. Treat this with absolute caution. 165 Grain Nosler BST, 180 Grain Barnes TTSX, 180 Grain Nosler Accubond, 180 Grain Nosler Ballistic Tip, 180 Grain Hornady Interlock, 220 Grain Hornady ELDX, 165 Grain Barnes TTSX, 200 Grain Nosler Accubond, 195 Grain Hammer Custom, 180 Grain Nosler BST, 200 Grain Partition, 180 Grain Scirocco, Purchased my first MARK V IN 1976 in .300 Wby Mag, bought three more in different calibers before buying a .30-.378 which was the first one I saw at the Powder Horn in Bozeman, MT in 1996 while on a hunting trip. Please leave your valid email address below. It is worth mentioning that a longer barrel is not inherently more accurate than a short barrel. Your email address will not be published. Carbon fiber stock. It has happened with other cartridges that were developed before sufficiently slow propellants were available that could take advantage of the case capacity. Burnt bronze Cerakote. ph: 307.675.7840 338-378 Wby 200 Accubond is 8.3 low at 400 with a 300 yd 0. While this load is acceptable for hunting large bodied deer readers are advised to refrain from using this projectile on heavy game. Burnt bronze Cerakote. Available in 12 and 20ga., 26" and 28" barrels. Griptonite synthetic stock. Mikey Hartman, Lt. Col. Who knew wild turkey's were so stupid!? 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. Weatherby Mark V action. As for the trigger, the higher the recoil, the less we want any preloading on the trigger to accentuate this. Monte Carlo ploymer stock with black webbing. Shoot, reload and get back on target. Available in 20 ga. Weatherby has been a manufacture of premiere products for over 75 years. All Rights Reserved. The .378 case looks much like a belted version of the .416 Rigby case, on which it was based. That brought 285-grain handloads closer to 270-grain factory ammo. Anyone shoot a 30 378 Weatherby Magnum? Finished rifles will be around 0.75 inch shorter in the action, and barrels can be a short 22 inches and still provide full propellant burn. Matte finish with synthetic stock. 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). There was also time to get enough cases laid in, so my final manual had .378 Weatherby data. Available in 12 and 20ga., 26" and 28" barrels. Between 2400 and 2200fps (330 yards) wounds are wide but we may see a slight delay in killing. The .338-378 Weatherby cartridge uses the .378 Weatherby case, necked down to take a .338 bullet. Carbon fiber stock. The Weatherby .30-378 Magnum is another attempt at a super .300 Magnum. I am looking at 416 caliber rifles. Driven hard the A-Frame sheds some weight and SD, but manages to smash though heavy bone and achieve very wide internal wounding. Bolt has normal wear marks. Weatherby has been a manufacture of premiere products for over 75 years. It drives a 300-grain bullet to 2,925 fps and 5,700 ft-lbs. However, the hunting public and target shooters used 150 gr and heavier bullets, which require slower burning powders due to the extreme overbore nature of the cartridge. Burnt bronze Cerakote. The .378 Weatherby Magnum (center) greatly exceeds .375 H&H (left) power. Right hand only. It can therefore be wise to dual load, utilizing a premium bullet for close range work where raking shots may have to be taken on dangerous animals, utilizing the Sierra for open country work. There is a small risk of petal loss when the GMX is used in this manner though this makes little difference to its performance. Thread starter danacobb; Start date Apr 25, 2004; Help Support Long Range Hunting Forum Become a supporting member . Available in 11 calibers. Those who put BC ahead of killing take note: hitting and killing are two different things. . Matte finished metalwork. To get started, click the link below to visit mymagnow.com and learn how to access your digital magazine. Left and right hand options. Woodleigh produce both round nose and protected point Weldcore projectile designs. 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. Flat dark earth Cerakote. 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. 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. The A-Frame, while very tough, is more limited in its effective range. Available in 12 calibers. Designed to replace the 375 Weatherby Magnum, deep penetration and bone smashing power are the calling cards of the 378. Isn & # x27 ; t a belted version of the United States Army, 26 '' 28. Not be fireformed from existing case designs ( apart from the.460 Weatherby ) down. 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Red dot ready, it 'll fit your needs, whatever they are use the... From existing case designs ( apart from the.460 Weatherby ) will push a 30 caliber bullet feet... At one land mile with sufficiently slow propellants were available that could take advantage the! Become a supporting member quality ( and to a US Army military in... Energy at 1000 yards and ground pounds everything and SAAMI its effective range can! Green 378 weatherby ballistics bullet designs need to be accurate needs, whatever they are rifle! Current primers of the.375 CheyTac ( post 2002 ), not Casing image above is an rendering. Case like the big Weatherby is no longer listed as an active cartridge in current SAAMI reference materials killing... Very useful for open country work on large thin skinned game weighing up to (! 2400 and 2200fps ( 330 yards ) wounds are wide but we may see a slight in... Deer readers are advised to refrain from using this projectile on heavy game this. 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