Set Ascending Direction. A true family business operated by third-generation leader Adam Weatherby headquartered in Sheridan, Wyoming. Weatherby, Inc. Products listed on our website are in stock and ready to ship. 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. 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 cartridge generates bullet velocities approaching 3,000 feet per second and muzzle energies nearing 6,000 foot pounds. .30-378 Wby Mag (Weatherby Magnum) ammo rifle AmmoSeek.com Comparison shop for in-stock ammunition, guns, mags, and reloading at the lowest prices from over 100 online retailers all in one place: Ammo 30-378 Weatherby Mag […] 8:00 a.m. to 5:00 p.m. (MDT), Visitor/Service Center The 378 Weatherby Magnum cartridge also has the double radius shoulder design found on the first and smaller proprietary line of Weatherby magnum cartridges. In a similar manner to the .338 Lapua, the .338-378 employs a full .579” diameter case rim rather than a standard magnum rim diameter of .532” as is found on the likes of other common magnums including the rebated rim RUM and WSM cartridge designs. Developed as an upgrade to the 375 Weatherby, the 378 Weatherby Magnum is an original design with no parent case. Free shipping over $20, new in box. Sold my 378 so I no longer need. Weatherby’s move to Wyoming is an exciting step towards continual opportunity for innovation. Abbreviated Name: 338-378 Wby Mag Less than 5 in stock Item #: WYH378300FJ $5.65 per round 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. Foundry Outdoors carries the best selection of 30-378 Weatherby Magnum ammo online. Rifle Ammo .378 Weatherby Magnum Brand Weatherby; Price $100.00 - $199.99 Caliber .378 Weatherby Magnum; Case Type Brass; FPS 2925; 3060; 3180; Grains 270; 300; Bullet Type Full Metal Jacket; Hollow Point; Soft Point; Filters .378 Weatherby Magnum 3 Items QuickView 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. $6.65 PPR (0) HSM Trophy Gold 30-378 Weatherby Magnum Boat Tail Hollow Poi $ 133.00. Toggle Nav. HITS HARDER. Hornady Precision Hunter 30-378 Weatherby Mag 220 Grain ELD-eXpanding (Case) $799.99. The .338-378 Weatherby is currently the most powerful .338” factory cartridge. 2 Items . Sign Up for Exciting Eblast™ Promotions Subscribe The Perfect Gift! I’m cleaning my reloading room and found some 378 Weatherby brass. Special deals on 30-378 Weatherby Magnum ammo. 378 Weatherby Magnum; 416 Weatherby Magnum; 375 Weatherby Magnum; Shop All 98 in Weatherby Shop All 98 in Weatherby MidwayUSA Footer. 378 Weatherby Mag ammo cartridges typically feature bullets ranging from 200 grain to 300 grain, in both soft points and solid points. Sort By. Stay Connected. Where to find brands like and Weatherby. That means it is a whopping big cartridge case. Weatherby Customer Service representatives are available to assist you: Monday through Friday Description. Most orders ship within 24 hours (excludes firearms). The .30-378 Weatherby Magnum is a .30 caliber, belted, bottle-necked rifle cartridge. Compare 338-378 weatherby magnum ammo from the top online retailers to find the lowest price. The place to view ammo prices across Canada. Description. Hornady 82214 Precision Hunter 30-378 Weatherby Magnum 220 GR ELD-X - 20rd Box Your Price: $105.16 ($5.258 per round) In stock Purchase Now » View Details » Loads were to be developed to exceed 4000 FPS & as close to 5000FPS*. NOTHING SHOOTS FLATTER. 300 RCM Ammo; 30-378 WBY Magnum; 307 Win Ammo; 308 Marlin Express; 32 Winchester Special Ammo; 32-20 Winchester Ammo; 325 WSM Ammo ; 338-378 WBY Magnum; ... 338-378 WBY Magnum 250 Grain Nosler Partition Weatherby Select Plus Ammo - N333250PT SKU: N333250PT. The cartridges that paved the way for advancement in ballistics and load development will forever be a solid foundation. It was initially developed by Roy Weatherby under a military contract seeking to design an anti-personnel and an anti-material round. Weatherby’s intention is constant progression … Shopping with us is absolutely safe - you never have to worry about credit card safety when shopping here... © 2020 Copyright,entire contents by CTD, Inc. Cheaper Than Dirt! 338-378 Weatherby Magnum Rifle Cartridge. .378 Wby Mag (Weatherby Magnum) ammo rifle AmmoSeek.com Comparison shop for in-stock ammunition, guns, mags, and reloading at the lowest prices … WEATHERBY AMMO 378 WEATHERBY 300g FMJ HORNADY 20/bx 10/cs . Our favorites for 378 Weatherby Magnum ammo are: Cape Buffalo – Swift A-Frame, Barnes TSX, Woodleigh Weldcore, Elephant – Nosler Dangerous Game Solid Lion & Leopard – Woodleigh Weldcore, Nosler Accubond & Partition North American Big Game – Nosler Partition & Accubond, Woodleigh Weldcore Muzzle velocities w/26″ Barrel as follows: The .338-378 Weatherby cartridge uses the .378 Weatherby case, necked down to take a .338 bullet. Find 338-378 Weatherby Mag Ammo for sale, in-stock and ready to ship at Ammo Freedom. 30-378 Weatherby ammo is an amazing cartridge with an unusual history. Find your best price for 378 Wby Mag Ammo | Bulk 378 Wby Mag Ammunition - AmmoSeek.com Search Engine 2020 The cartridge can hold upwards of 7.13 g (120 gr) of powder. The .338-378 Weatherby case holds 137 grains of water compared to the .338 Lapua, which holds 114 grains of … Note: Our Current Ship Time Is 1-3 Business Days. We use cookies on this site to improve your experience. In Stock Item #: WYH303220ELDX $5.45 per round Volume Discounts Available . Weatherby - 338-378 Wby Magnum - 225 Gr - Select Plus - Ultra-High Velocity - 20ct The ubiquitous 215 magnum rifle primer was actually developed by Federal Cartridge Company for the 378 Weatherby Magnum cartridge. Weatherby® Centerfire Rifle Ammo offers a variety of flat-shooting, hard-hitting calibers, loaded with premium bullets, to match specific game species or hunting situations. PO Box 6630 9:00 a.m. to 4:00 p.m. (MDT), Written inquires can be mailed to: Bulk Ammunition on sale, including 338-378 Weatherby Mag Rifle Rounds. Performance like that make the round a lethal dose for all North American big game species. For the fastest delivery, select Express Shipping at checkout. per page. Shop safe now and find a good deal with reviews - no coupon codes required. Located minutes from public hunting access in the Bighorn Mountains, and endless grassland prairies. Weatherby’s rich heritage began in 1945 located in Southern California. 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. WEATHERBY AMMO 30-378 WEATHERBY 220gr HORNADY ELD-X 20/bx 10/cs . Show. 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. Find your best price for 30-378 Wby Mag Ammo | Cheap 30-378 Wby Mag Ammunition - AmmoSeek.com Search Engine 2020 The cartridge was developed in response to a US Army military contract in 1959. Buy bulk 338-378-weatherby-mag ammo for sale at Short Round Supply Co. Weatherby manufactures their ammunition with the highest-grade components, with maximum quality control, for consistent, reliable ammunition you can count on. Our favorites for 338/378 Weatherby Magnum ammo are: Barnes 225gr Tipped TSX & TSX, 250gr TSX, Nosler 225gr & 250gr Accubond, Swift 225gr & 250gr A-Frame. OR IS MORE ACCURATE.™. Free FedEx Option* (0) Hornady 82210 Custom 30-378 Weatherby Magnum 180 GR GMX 20 Bx/ OUT OF STOCK (0) American PH .30-378 Weatherby … Compare 30-378 weatherby magnum ammo from the top online retailers to find the lowest … and the Cheaper Than Dirt symbol are registered trademarks of Direct Investments LTD. America's Ultimate Shooting Sports Discounter. Enjoy great deals on cheap in stock 338-378-weatherby-mag rifle ammunition and get fast shipping! $112.99. We have a wide collection of quality ammunition for handgun ammo, rifle ammo, shotgun ammo & rimfire ammo, including a full line of 30-378 Weatherby Magnum. The .378 Weatherby Magnum was designed by Roy Weatherby in 1953. Add … 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. 200 rounds / $4.00 per round. 30-378 Weatherby Magnum: Weatherby 180gr Barnes TTSX (B303180TTSX) Weatherby 165gr Barnes TTSX (B303165TTSX) Weatherby 180gr Hornady Interlock (N303180IL) Weatherby 180gr Nosler Ballistic Tip (N303180BST) Weatherby 220gr Hornady ELD-X (N303165BST) 338 Winchester Magnum: Barnes Vortex 225gr TTSX Buy the best cheap tobacco-free Weatherby Ammo products online. Sheridan, WY 82801 USA, We are located at 1550 Yellowtail Drive, Sheridan WY 82801. Home ; Ammunition ; Rifle ; 30-378 Weatherby Mag; View as Grid List. Find Bulk 338-378 weatherby magnum ammunition fast and … The belted magnum cartridge was inspired by the capacity of the 416 Rigby and headspacing of the 375 H&H. 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. Always hit the mark with a MidwayUSA Gift … HORN AMMO 30-378 220GR ELD-X 20/10 $ 102.00. $108.99. 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. 30-378 Weatherby Mag Ammo. 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 » The 215 magnum rifle primer was developed by Federal specifically for this round. ] 30-378 Weatherby Ammo 378 Weatherby 300g FMJ HORNADY 20/bx 10/cs is currently the most.338... Ppr ( 0 ) HSM Trophy Gold 30-378 Weatherby Magnum cartridges cheap tobacco-free Weatherby is! 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