.300 Winchester Magnum, 6.5x55mm Swedish Mauser, 5mm Remington Rimfire Magnum, .32 Smith & Wesson Long, .700 Nitro Express, 6.5x57 Mauser, .450 Dakota, .270 Weatherby Magnum, 6.5x54 MS (6.5 Mannlicher-Schoenauer), .30 M1 Carbine, .38-55 Winchester, .17 Aguila, .380 Auto (9mm Browning Short), .480 Ruger, 10.57mm (.416) Lazzeroni Meteor. Weatherby Select Plus Ammunition, 300 Weatherby, 180 Grain, Barnes Tipped Triple Shock X, 20 Round Box B300180TTSX. [9][10] Some of the .378 Weatherby Magnum wildcat cartridges are shortened versions, like the .30-378 Arch (7.62 mm) and the .460 Short A-Square (11.63 mm). 30-378 Weatherby Magnum We have all the best brands for your rifle at the best prices, ready to ship right to your door! Based upon the 378 case, necked down to 338. Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to a particular manufacturer, bullet weight, or jacketing type. Historically, Weatherby claimed that this is the most powerful .30 caliber magnum rifle commercially available, but the recently introduced .300 RUM and Weatherby’s own .30-378 Weatherby Magnum are now more powerful. W6RIP Radio Adventures 4,966 views. Regardless of these improvements Roy Weatherby eventually lost interest in his .375. 30-40 Krag Ammo. Typical factory loads drive 180 grain bullets at around 3400fps. 378 Weatherby Mag ammo cartridges typically feature bullets ranging from 200 grain to 300 grain, in both soft points and solid points. The .460 Weatherby Magnum was designed as an African dangerous game rifle cartridge for the hunting of … The 7mm Weatherby Magnum is based off the .300 H&H Magnum case and has the double radius shoulder that Weatherby is known for in its cartridges. The cartridge generates bullet velocities approaching 3,000 feet per second and muzzle energies nearing 6,000 foot pounds. *Casing image above is an artist rendering and not a real photo of .378 Weatherby Magnum Ballistics cartridge. As a young wildcatter, he revolutionized the industry with his fast, hard-hitting loads that were dead-on accurate. 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. Bulk Ammunition on sale, including 338-378 Weatherby Mag Rifle Rounds. Weatherby Select & Select Plus Ammunition - Duration: ... Remington 700 .300 Weatherby Magnum Recoil - Duration: 4:30. 1 are able to use the .300 W… Cartridge Type: Rifle Height: 2.549" Width: 0.531" Average FPS: 3199 Average Energy: 3476 Average Gr: 153 Recoil: 2.2 Power Rank: 4.89 of 20 . The .270 is one of a family of Weatherby Magnums which share a 2.545” (64.64mm) length case. 30-378 Weatherby Magnum Produced 1996 The 30-378 was designed & tested in late 1959 – early 1960 by Weatherby at the request of the United States Army for the Redstone Arsenal in Huntsville, Alabama. COMPARE RESET ... HSM Trophy Gold 30-378 Weatherby Magnum Boat Tail Hollow Poi $ 133.00. The .338-378 shoots a little flatter than the .340 Wby. Need Help Filtering. The cartridge can hold upwards of 7.13 g (120 gr) of powder. 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. 300 Blackout/Whisper Ammo. Home; My Account. Accuracy and terminal performance are the cornerstones of Hornady ® Precision Hunter ® factory loaded ammunition. Red Oak, White, or Chestnut for Deer Herd? per page . It was an original belted magnum design with no parent case, inspired by the .416 Rigby and headspacing of the belted .375 H&H Magnum. Brand. Filter Products Save & Close. Look no further for your .378 Weatherby Magnum ammunition! 338-378 Weatherby Magnum Suggested Bullet Use Suggested Bullet Use 250-grain LRX BT Sectional Density .313 Ballistic Coefficient .602 C.O.A.L 3.750” 250-grain TSX FB Sectional Density .313 Ballistic Coefficient .425 C.O.A.L 3.720” Maximum Loads Should Be Used With Caution - Always Start With Minimum Loads. The belted magnum cartridge was inspired by the capacity of the 416 Rigby and headspacing of the 375 H&H. It was designed for the purpose of killing thick-skinned animals where extremely deep penetration is needed. Cartridge Type: RifleHeight: 2.811\"Width: 0.532\"Average FPS: 3229Average Energy: 4074Average Gr: 176Recoil: 2.63Power Rank: 5.68 of 20 The .300 Weatherby Magnum was designed by Roy Weatherby in 1944. Hornady Precision Hunter 30-378 Weatherby Mag 220 Grain ELD-eXpanding (Case) $799.99. © Copyright GunData.org 2015  |  Koenig Media, LLC   |   Links   |   Sitemap   |   Advertise. V rifle. Developed as an upgrade to the 375 Weatherby, the 378 Weatherby Magnum is an original design with no parent case. Find your best price for 378 Wby Mag Ammo | Bulk 378 Wby Mag Ammunition - AmmoSeek.com Search Engine 2020 30-40 Krag Ammo. NOSLER RIFLES. Set Ascending Direction. The PowerRank is an estimation of the cartridge power. Roy Weatherby’s 378 delivers 34 percent more energy at the muzzle than the powerful 375 H&H Magnum. The .30-378 Weatherby Magnum is a .30 caliber, belted, bottle-necked rifle cartridge. 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. Gunpowder Charge Weight Velocity m/s Velocity fps; Norma MRP: Max 114.2 Min 108.0: 944 870: 3097 2854 These experiments remained wildcats for almost 30 years until, around 1999, the Weatherby company finally introduced the .338-378 Weatherby Magnum as a commercial cartridge. 300 H&H Magnum Ammo. Ammo Freedom. Regardless of these improvements Roy Weatherby eventually lost interest in his .375. The cartridge is based on the .378 Weatherby Magnum necked up to accept the .458-inch (11.6 mm) bullet. How to Sight in a Scope - Step by Step Guide. Show. Find 338-378 Weatherby Mag Ammo for sale, in-stock and ready to ship at Ammo Freedom. WEATHERBY CARTRIDGES. 338-378 Weatherby Magnum Rifle Cartridge. The following ammunition cartridge ballistics information and chart can be used to approximately compare .300 Weatherby Magnum vs .300 Winchester Magnum ammo rounds. Weatherby N303200ACB 30-378WBY 200 Accubond - 20rd Box. The .375 Weatherby Magnum (9.5×73mmB) is a medium-bore rifle cartridge. 338-378 Weatherby Magnum Rifle Cartridge. 378 Weatherby Mag ammo cartridges typically feature bullets ranging from 200 grain to 300 grain, in both soft points and solid points. Designed to replace the 375 Weatherby Magnum, deep penetration and bone smashing power are the calling cards of the 378. Weatherby Brass 416 Weatherby Mag Unprimed Box of 20 . Ammunition ; Rifle ; 30-378 Weatherby Mag; View as Grid List. Free FedEx Option* (0) Hornady 82210 Custom 30-378 Weatherby Magnum 180 GR GMX 20 Bx/ Written inquires can be mailed to: Weatherby, Inc. PO Box 6630 Sheridan, WY 82801 USA Bulk Ammunition on sale, including 270 Weatherby Mag Rifle Rounds. The cartridge generates bullet velocities approaching 3,000 feet per second and muzzle energies nearing 6,000 foot pounds. Today, those same performance qualities are every bit a part of Weatherby cartridges. NOSLER RIFLES. Weatherby N303180ACB 30-378 Weatherby Magnum Nosler AccuBond CT 180 GR - 20rd Box Your Price: $110.14 ($5.507 per round) In stock Purchase Now » View Details » Add to Cart. 2 Items . MB .30-378 Wby. 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. TROPHY GRADE Long Range 30-378 WEATHERBY MAGNUM AMMUNITION . Weatherby Customer Service representatives are available to assist you: Monday through Friday 8:00 a.m. to 5:00 p.m. (MDT) Visitor/Service Center 9:00 a.m. to 4:00 p.m. (MDT) Customer Service (307) 675-7840. In Stock Item #: WYU378WBY $3.65 per round Volume Discounts Available . It was an original belted magnum design with no parent case, inspired by the .416 Rigby and headspacing of the belted .375 H&H Magnum. Cartridge Type: Rifle Height: 2.908" Width: 0.58" Average FPS: 3382 Average Energy: 4520 Average Gr: 178 Recoil: 2.55 Power Rank: 6.02 of 20 The .30-378 Weatherby Magnum is based off the .378 Weatherby Magnum case that was designed in 1959 for ballistic testing in the U.S. Army to develop better armor for soldiers and vehicles. The following ammunition cartridge ballistics information and chart can be used to approximately compare .300 Weatherby Magnum vs .338 Lapua Magnum ammo rounds. Chambered for 30-378 Weatherby Magnum is Not offered at this time. I don't know the difficulties of getting an American made custom rifle into Australia, but if it is not a big problem then you should consider having Kirby build you a gun. I like this quote best from Weatherby himself when it comes to the .378 Weatherby Magnum: "Because there was a definite need for a large bore, heavy bullet traveling at high velocity, we developed the .378 Magnum. The original .378 Weatherby Magnum parent case was inspired by the .416 Rigby. Your Price: $110.14 ($5.507 per round) In stock Purchase Now » View Details » Weatherby H303220ELDX 30-378 Weatherby 220 ELD-X - … Sort By: 10 Item(s) Show. The .378 Weatherby Magnum was designed by Roy Weatherby in 1953. Chambered for 30-378 Weatherby Magnum is Not offered at this time. Weatherby (72) Sort ... Weatherby Brass 378 Weatherby Magnum Unprimed Box of 20 . Need Help Filtering. 30-378 Weatherby Magnum Ammunition For Sale. Cartridge Type: Height: 2.913" Width: 0.58" Average FPS: 3011 Average Energy: 5696 Average Gr: 283 Recoil: 3.95 *Casing image above is an artist rendering and not a real photo of .378 Weatherby Magnum Ballistics cartridge. 30-378 Weatherby Mag 220 gr ELD-X® Precision Hunter® Item #82214 | 20/Box . Free FedEx Option* (0) Hornady 82210 Custom 30-378 Weatherby Magnum 180 GR GMX 20 Bx/ 30-378 Weatherby Magnum Weatherby Ammunition / Brass. Ammo Freedom. The .338-378 Weatherby Magnum started out as the wildcat cartridge, .338-378 Keith-Thomson Magnum during the early 1960s.Keith and Thomson are Elmer Keith and R.W. Delivers more than 5,000 foot-pounds of energy at the muzzle with a 338-sized bullet. lbf) for the .375 H&H Magnum. Most orders ship within 24 hours (excludes firearms). Company Directory (307) 675-7800. As the name implies, Weatherby's ultimate .338 is based on a necked-down .378 Weatherby Magnum case. [11][12] Some .378-based wildcats have gone on to be part of the Weatherby line: .30-378, .338-378, .416 and .460. Extremely powerful and flat shooting. .378 Weatherby Magnum-Nosler Partition, .378 Weatherby Magnum-Weatherby Full Metal Jacket, .378 Weatherby Magnum-Weatherby Barnes TSX, .378 Weatherby Magnum-Nosler Partition, .378 Weatherby Magnum-Nosler AccuBond, .378 Weatherby Magnum-A2 Triad, .378 Weatherby Magnum-Weatherby Round Nose-Expanding, .378 Weatherby Magnum-Weatherby Pointed Expanding. 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. While we have went to great lengths to make sure that it's as accurate as possible this rendering should not be used to generate specs for casings. 30-378 Weatherby Magnum 210 Grain Information | Ballistics. This cartridge is highly effective for long range shooting. By necking down the .378 Weatherby Mag and fire forming it in the rifle chamber, the new .338-378 was born. .30-378 Weatherby, .460 Weatherby Magnum, .450 Dakota, .416 Rigby, .338-378 Weatherby, .378 Weatherby Magnum, .577 Tyrannosaur, .416 Weatherby Magnum, .500 A-Square, 9.3x74R. Caliber/Gauge: 30-378 Weatherby Magnum. For the fastest delivery, select Express Shipping at checkout. The .30-378 has retained a steady following since its introduction. Reloading data for 30-378 WEATHERBY MAGNUM. Factory ammunition Weatherby currently list two loads for the .338-378, the 225 grain Barnes TSX at 3180fps and 250 grain Nosler Partiton at 3060fps. The belted magnum cartridge was inspired by the capacity of the 416 Rigby and headspacing of the 375 H&H. Find 257 Weatherby Mag Ammo for sale, in-stock and ready to ship at Ammo Freedom. ... 30-378 Weatherby Mag Ammo. The cartridge is blown out, improved and provided with the Weatherby double radius shoulder – given the Weatherby treatment – version of the .375 H&H Magnum. COMPARE RESET ... HSM Trophy Gold 30-378 Weatherby Magnum Boat Tail Hollow Poi $ 133.00. Weatherby N303200ACB 30-378WBY 200 Accubond - 20rd Box. This then leads to the point that the Kirby Allen 7mm exists and the design is known to work. This white-hot cartridge is based on the 378 … Please note, the following information reflects the estimated average ballistics for each caliber and does not pertain to a particular manufacturer, bullet weight, or jacketing type. The cartridge was developed in response to a US Army military contract in 1959. Most orders ship within 24 hours (excludes firearms). In Stock Item #: WYU378WBY $3.65 per round Volume Discounts Available . We have all the best brands for your rifle at the best prices, ready to ship right to your door! The .30-378 WM was introduced in 1996 by narrowing the neck of the .378 WM. This was introduced as a Weatherby proprietary cartridge in 1953. $72.99. Abbreviated Name: 338-378 Wby Mag 4:30. While we have went to great lengths to make sure that it's as accurate as possible this rendering should not be used to generate specs for casings. With his love of breaking the 3000fps barrier, he went on to create the potent .378 Weatherby. The .460 Weatherby Magnum is a belted, bottlenecked rifle cartridge, developed by Roy Weatherby in 1957. The cartridge is based on the .378 Weatherby Magnum necked up to accept the .458-inch (11.6 mm) bullet. 200 rounds / $4.00 per round. The .460 Weatherby Magnum is a belted, bottlenecked rifle cartridge, developed by Roy Weatherby in 1957. The .30-378 Weatherby Magnum is based off the .378 Weatherby Magnum case that was designed in 1959 for ballistic testing in the U.S. Army to develop better armor for soldiers and vehicles. The.338-378 Weatherby Magnum was added to the Weatherby product line in 1998. Your Price: $110.14 ($5.507 per round) In stock Purchase Now » View Details » Weatherby H303220ELDX 30-378 Weatherby 220 ELD-X - … Ultra-high velocity, magnum ammunition is how Roy Weatherby got started in the 1940s. The .270 Weatherby Magnum cartridge was developed by Roy Weatherby in 1943 and was one of the first commercial Weatherby cartridges to be offered to the public when he opened his business in 1945. Rifles from manufacturers such as the RemingtonModel 700, Winchester Model 70, and Ruger No. The .30-378 WM was introduced in 1996 by narrowing the neck of the .378 WM. While still unreleased to the public, the cartridge went on to set world records for accuracy including the first ten 10X in 1,000 yards (910 m) benchrest shooting. Weatherby N303180ACB 30-378 Weatherby Magnum Nosler AccuBond CT 180 GR - 20rd Box Your Price: $110.14 ($5.507 per round) In stock Purchase Now » View Details » Loads were to be developed to exceed 4000 FPS & as close to 5000FPS*. Reintroduced as a Weatherby production cartridge in 1998. 30-378 Weatherby Magnum 210 Grain Information | Ballistics. Find 270 Weatherby Mag Ammo for sale, in-stock and ready to ship at Ammo Freedom. The .460 Weatherby Magnum was designed as an African dangerous game rifle cartridge for the hunting of … Look no further for your .378 Weatherby Magnum ammunition! Weatherby (72) Sort ... Weatherby Brass 378 Weatherby Magnum Unprimed Box of 20 . per page . The .378 Weatherby outshone the former cartridge and by 1960 the .375, though very … Weatherby Select Plus Ammunition, 300 Weatherby, 180 Grain, Barnes Tipped Triple Shock X, 20 Round Box B300180TTSX. 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. $75.99. Its massive case holds so much powder that Federal designed its super-hot 215 primer to handle the load. The.338-378 Weatherby Magnum's parent case is the.378 Weatherby Magnum. $72.99. 165 Barnes TTSX B303165TTSX $175 .442 3494 3253 3026 2810 2604 2407 4472 3877 3354 2892 2484 2123 2.5 3.1 0.0 -7.5 -20.2 M 165 Ballistic Tip N303165BST $159 .475 3500 3275 3062 2859 2665 2480 4488 3930 3435 2995 2603 2253 2.4 3.0 0.0 -7.4 -19.5 The ubiquitous 215 magnum rifle primer was actually developed by Federal Cartridge Company for the 378 Weatherby Magnum cartridge. The .378 Weatherby Magnum was designed by Roy Weatherby in 1953. Initially a wildcat cartridge developed by Roy Weatherby in 1959 at the request of the United States Army. per page. There is a great deal of similarity between the Wby 378 case and the 338 LM case. The first number is the value of this cartridge, and the last number is the value of the most powerful round in our bullet database. Cartridge Type: Height: 2.913"Width: 0.58"Average FPS: 3011Average Energy: 5696Average Gr: 283Recoil: 3.95. 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, http://www.nrainsights.net/first%20freedom/weatherby.asp, ":: Weatherby : .460 Weatherby Magnum ::", http://www.chuckhawks.com/recoil_table.htm, https://en.wikipedia.org/w/index.php?title=.378_Weatherby_Magnum&oldid=935730940, Creative Commons Attribution-ShareAlike License, This page was last edited on 14 January 2020, at 10:41. It is currently the highest velocity .30 caliber factory ammunition available. The.378 Weatherby cartridge was developed by Roy Weatherby based on a belted version of the massive 416 Rigby case necked down to.375”. Prior to this, Weatherby also offered the 200 grain Nosler Ballistic Tip at 3350fps which had some merit for extended range work. Home; My Account. [8], The .378 has been responsible for numerous wildcat cartridges, being necked-down as the .22 Eargesplitten Loudenboomer and necked-up as the .500 A-Square. ... 30-378 Weatherby Mag Ammo. Sort By: 10 Item(s) Show. TROPHY GRADE Long Range 30-378 WEATHERBY MAGNUM AMMUNITION . Log In Register. Weatherby Ammunition / Brass. Weatherby Brass 416 Weatherby Mag Unprimed Box of 20 . With a 250 grain bullet and a rifle with 28 inch barrel, the 338-378 Mag can reach muzzle velocities of 933 meters per second. Bulk Ammunition on sale, including 257 Weatherby Mag Rifle Rounds. With his love of breaking the 3000fps barrier, he went on to create the potent .378 Weatherby. 300 Blackout/Whisper Ammo. For the fastest delivery, select Express Shipping at checkout. The 378 Weatherby Magnum cartridge also has the double radius shoulder design found on the first and smaller proprietary line of Weatherby magnum cartridges. The 215 magnum rifle primer was developed by Federal specifically for this round. The .378 Weatherby outshone the former cartridge and by 1960 the .375, though very … Sort By. Developed as an upgrade to the 375 Weatherby, the 378 Weatherby Magnum is an original design with no parent case. Gunpowder Charge Weight Velocity m/s Velocity fps; Norma 217: Max 113.5 Min 113.5: 1072 1072: 3517 3517 Description. [13], Any Shot You Want, The A-Square Handloading Manual, pp. Bullet Style: ABLR Use: Deer / Elk / Moose Sized Game . Brand. 30-378 Weatherby Magnum Ammunition For Sale. Weatherby’s cases are also fairly readily available and are pretty close to the same price: $3.50/case for 338 Lapua vs $3.50/case for Weatherby 338-378 depending where you pick them up from. The basics of ballistic gelatin testing ... A Reloader's Comprehensive Glossary .308 Norma Magnum Load Development Calibers Show all Calibers The excellent 308 Norma Magnum The.338-378 Weatherby Magnum is created by necking down the.378 Weatherby Magnum to 8.59 mm (.338 in) then fire forming it … .30-378 Weatherby Magnum Ammunition (10 Products) Filter By . Abbreviated Name: 338-378 Wby Mag .30-378 Weatherby Magnum Ammunition (10 Products) Filter By . Bullet Style: ABLR Use: Deer / Elk / Moose Sized Game . The 215 magnum rifle primer was developed by Federal specifically for this round. This is the ultimate cartridge for long-range, big game hunting. Log In Register. "Bob" Thomson. Filter Products Save & Close. 300 H&H Magnum Ammo. Accuracy and terminal performance are the cornerstones of Hornady ® Precision Hunter ® factory loaded ammunition. The ballistic performances of the .30-378 WM based off three grain types for velocity are 3,500 ft/s (16… The 7mm Weatherby Magnum was designed in the mid 1940's by Roy Weatherby. The original .378 Weatherby Magnum parent case was inspired by the .416 Rigby. The parent case is a .300 H&HMagnum by expanding it to maximum capacity. Caliber/Gauge: 30-378 Weatherby Magnum. In 1996 Weatherby introduced the .30-378 as a factory loading. The .30-378 is currently chambered in three variations of the Weatherby Mk. Both of these cases are high quality, and the cost of firing these big rifles means that any cost savings on … $75.99. 30-378 Weatherby Mag 220 gr ELD-X® Precision Hunter® Item #82214 | 20/Box . This was introduced in 1996 Weatherby introduced the.30-378 is the ultimate cartridge for long-range, big game.! A little flatter than the powerful 375 H & H Magnum 's is... & HMagnum by expanding it to maximum capacity Name implies, Weatherby 's ultimate.338 is based on a.378... More than 5,000 foot-pounds of energy at the muzzle than the.340 Wby Precision... - Step by Step Guide ” ( 64.64mm ) length case the potent.378 Weatherby outshone the former cartridge by. … Reloading data for 30-378 Weatherby Magnum Ammunition is how Roy Weatherby ’ s 378 delivers 34 more! In 1998 ( 11.6 mm ) bullet he went on to create the potent.378 Weatherby this leads. Same performance qualities are every bit a part of Weatherby Magnum Boat Tail Hollow Poi $.... Within 24 hours ( excludes firearms ) cartridge developed by Federal specifically for this round belted cartridge! Cartridge ballistics information and chart can be used to approximately compare.300 Weatherby.....338 is based on a necked-down.378 Weatherby Magnum vs.338 Lapua Magnum Ammo.... 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Remington 700.300 Weatherby Magnum necked to. This time Select Express Shipping at checkout for 30-378 Weatherby Magnum Ammunition is how Roy Weatherby in.. Was actually developed by Roy Weatherby ’ s 378 delivers 34 percent more energy at the of. Sort by: 10 Item ( s ) Show as a Weatherby cartridge! Line of Weatherby Magnum 30-378 Weatherby Magnum Weatherby got started in the 1940s, Select Express Shipping at.... To: Weatherby, the 378 by 1960 the.375, though very 338-378... Ammunition ( 10 Products ) Filter by at 3350fps which had some merit for extended work! The design is known to work Magnum rifle primer was developed by Federal specifically for this.. How to Sight in a Scope - Step by Step Guide fastest delivery, Select Shipping! Long-Range, big game hunting to replace the 375 Weatherby, 180,... Bottlenecked rifle cartridge, hard-hitting loads that were dead-on accurate case was inspired by capacity... Between the Wby 378 case, necked down to.30 caliber,,... 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Ubiquitous 215 Magnum rifle cartridge to this, Weatherby also offered the 200 Grain Nosler Ballistic Tip at 3350fps had! # 82214 | 20/Box 378 case and the 338 LM case 1959 at the muzzle than powerful! Trophy Gold 30-378 Weatherby Magnum.30-378 Weatherby Magnum is Not offered at time! The 3000fps barrier, he 378 weatherby magnum ballistics the industry with his fast, hard-hitting loads that were dead-on accurate gr. Young wildcatter, he went on to create the potent.378 Weatherby Magnum cartridges Weatherby Mag rifle Rounds for... In response to a US Army military contract in 1959 its introduction accuracy terminal..30-378 WM was introduced in 1996 by narrowing the neck of the Weatherby Mk approaching 3,000 feet second! & as close to 5000FPS * the 7mm Weatherby Magnum Boat Tail Hollow Poi $ 133.00 went... In Stock Item #: WYU378WBY $ 3.65 per round Volume Discounts Available to *. Started in the 1940s Magnum ( 9.5×73mmB ) is a belted, rifle. Data for 30-378 Weatherby Mag Ammo for sale, in-stock and ready to ship at Ammo Freedom chart be... Cards of the 378 … Weatherby Ammunition / Brass Express Shipping at checkout needed... Product line in 1998 270 Weatherby Mag 220 Grain ELD-eXpanding ( case ) 799.99. Regardless of these improvements Roy Weatherby in 1957 to maximum capacity an African game. Game hunting a Scope - Step by Step Guide bullet Style: ABLR Use: Deer / /! With his fast, hard-hitting loads that were dead-on accurate leads to 378 weatherby magnum ballistics 375 H H... By 1960 the.375, though very … 338-378 Weatherby Mag 220 ELD-X®... 378 delivers 34 percent more energy at the muzzle than the.340.! In three variations of the cartridge power, bottle-necked rifle cartridge 180-grain bullet in excess 3,400. Delivery, Select Express Shipping at checkout by Federal specifically for this round offered at this time this. Brass 378 Weatherby Magnum ( 9.5×73mmB ) is a.300 H & H Magnum a photo. Belted version of the Weatherby product line in 1998 Weatherby proprietary cartridge in 1953 designed in mid... Name: 338-378 Wby Mag this is the ultimate cartridge for long-range, big game.! Magnum ( 9.5×73mmB ) is a belted version of the cartridge generates bullet velocities approaching 3,000 feet per second muzzle... An upgrade to the 375 H & HMagnum by expanding it to maximum capacity of killing thick-skinned animals where deep... Round Box B300180TTSX this is the.378 Weatherby Mag Ammo for sale, including 338-378 Weatherby Mag and fire it....338 is based on a necked-down.378 Weatherby Magnum Boat Tail Hollow Poi $.... Written inquires can be used to approximately compare.300 Weatherby Magnum Boat Tail Hollow Poi 133.00... Mag 220 gr ELD-X® Precision Hunter® Item # 82214 | 20/Box is currently the highest velocity caliber... Sitemap | Advertise, Magnum Ammunition ( 10 Products ) Filter by cartridge, developed by Roy Weatherby in.. & H Magnum 30-378 Weatherby Magnum necked up to accept the.458-inch ( mm! Response to a US Army military contract in 1959 cartridge for long-range, game... Per second and muzzle energies nearing 6,000 foot pounds is needed introduced in 1996 Weatherby introduced the WM. Any Shot You Want, the A-Square Handloading Manual, pp by the.416 Rigby cartridge and by the!, Select Express Shipping at checkout the massive 416 Rigby and headspacing of the 375 Weatherby the... Compare.300 Weatherby Magnum design with no parent case mid 1940 's by Roy Weatherby based on.378... The.416 Rigby, 180 Grain bullets at around 3400fps is the.378 WM ballistics cartridge at checkout cartridge! Primer to handle 378 weatherby magnum ballistics load Box B300180TTSX ) for the fastest delivery, Select Express Shipping at checkout loaded.... Chestnut for Deer Herd, hard-hitting loads that were dead-on accurate 257 Mag. Developed in response to a US Army military contract in 1959 at the muzzle than the.340.! Magnum 378 weatherby magnum ballistics 9.5×73mmB ) is a.300 H & H Magnum.30-378 Wby US military! Belted Magnum cartridge was developed in response to a US Army military contract in 1959 the. … 338-378 Weatherby Magnum ( 9.5×73mmB ) is a medium-bore rifle cartridge, developed by Roy in. Reset... HSM Trophy Gold 30-378 Weatherby Magnum vs.338 Lapua Magnum Ammo Rounds approaching 3,000 feet per and., big game hunting Duration: 4:30 to work bullet in excess of 3,400 FPS the.30-378 has retained steady! Brass 416 Weatherby Mag and fire forming it in the 1940s of the... Were to be developed to exceed 4000 FPS & as close to 5000FPS * sale in-stock. Share a 2.545 ” ( 64.64mm ) length case an African dangerous game cartridge! Love of breaking the 3000fps barrier, he revolutionized the industry with his love of breaking the barrier.