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 » Free shipping over $20, new in box. 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. Weatherby’s intention is constant progression … Weatherby - 338-378 Wby Magnum - 225 Gr - Select Plus - Ultra-High Velocity - 20ct In Stock Item #: WYH303220ELDX $5.45 per round Volume Discounts Available . OR IS MORE ACCURATE.™. 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. Hornady Precision Hunter 30-378 Weatherby Mag 220 Grain ELD-eXpanding (Case) $799.99. Show. Products listed on our website are in stock and ready to ship. The cartridge generates bullet velocities approaching 3,000 feet per second and muzzle energies nearing 6,000 foot pounds. 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 … For the fastest delivery, select Express Shipping at checkout. Set Ascending Direction. 9:00 a.m. to 4:00 p.m. (MDT), Written inquires can be mailed to: 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. Sheridan, WY 82801 USA, We are located at 1550 Yellowtail Drive, Sheridan WY 82801. 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 NOTHING SHOOTS FLATTER. 2 Items . Enjoy great deals on cheap in stock 338-378-weatherby-mag rifle ammunition and get fast shipping! The .338-378 Weatherby cartridge uses the .378 Weatherby case, necked down to take a .338 bullet. .378 Wby Mag (Weatherby Magnum) ammo rifle AmmoSeek.com Comparison shop for in-stock ammunition, guns, mags, and reloading at the lowest prices … Special deals on 30-378 Weatherby Magnum ammo. per page. 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. .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 Note: Our Current Ship Time Is 1-3 Business Days. WEATHERBY AMMO 30-378 WEATHERBY 220gr HORNADY ELD-X 20/bx 10/cs . 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. Compare 338-378 weatherby magnum ammo from the top online retailers to find the lowest price. The cartridge can hold upwards of 7.13 g (120 gr) of powder. $108.99. Description. Developed as an upgrade to the 375 Weatherby, the 378 Weatherby Magnum is an original design with no parent case. The belted magnum cartridge was inspired by the capacity of the 416 Rigby and headspacing of the 375 H&H. The 215 magnum rifle primer was developed by Federal specifically for this round. 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. Weatherby’s move to Wyoming is an exciting step towards continual opportunity for innovation. Add … 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. 8:00 a.m. to 5:00 p.m. (MDT), Visitor/Service Center Toggle Nav. The cartridges that paved the way for advancement in ballistics and load development will forever be a solid foundation. Weatherby’s rich heritage began in 1945 located in Southern California. Always hit the mark with a MidwayUSA Gift … Loads were to be developed to exceed 4000 FPS & as close to 5000FPS*. 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. 30-378 Weatherby ammo is an amazing cartridge with an unusual history. 378 Weatherby Magnum; 416 Weatherby Magnum; 375 Weatherby Magnum; Shop All 98 in Weatherby Shop All 98 in Weatherby MidwayUSA Footer. 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. 378 Weatherby Mag ammo cartridges typically feature bullets ranging from 200 grain to 300 grain, in both soft points and solid points. 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! PO Box 6630 Abbreviated Name: 338-378 Wby Mag The .30-378 Weatherby Magnum is a .30 caliber, belted, bottle-necked rifle cartridge. Less than 5 in stock Item #: WYH378300FJ $5.65 per round 338-378 Weatherby Magnum Rifle Cartridge. Find your best price for 30-378 Wby Mag Ammo | Cheap 30-378 Wby Mag Ammunition - AmmoSeek.com Search Engine 2020 The .338-378 Weatherby is currently the most powerful .338” factory cartridge. The 378 Weatherby Magnum cartridge also has the double radius shoulder design found on the first and smaller proprietary line of Weatherby magnum cartridges. 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. A true family business operated by third-generation leader Adam Weatherby headquartered in Sheridan, Wyoming. Find 338-378 Weatherby Mag Ammo for sale, in-stock and ready to ship at Ammo Freedom. Weatherby manufactures their ammunition with the highest-grade components, with maximum quality control, for consistent, reliable ammunition you can count on. $112.99. WEATHERBY AMMO 378 WEATHERBY 300g FMJ HORNADY 20/bx 10/cs . Foundry Outdoors carries the best selection of 30-378 Weatherby Magnum ammo online. Find Bulk 338-378 weatherby magnum ammunition fast and … 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 Sort By. I’m cleaning my reloading room and found some 378 Weatherby brass. 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 .378 Weatherby Magnum was designed by Roy Weatherby in 1953. 30-378 Weatherby Mag Ammo. Located minutes from public hunting access in the Bighorn Mountains, and endless grassland prairies. Buy the best cheap tobacco-free Weatherby Ammo products online. 200 rounds / $4.00 per round. Description. Most orders ship within 24 hours (excludes firearms). 30-378 Weatherby Mag […] 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. The ubiquitous 215 magnum rifle primer was actually developed by Federal Cartridge Company for the 378 Weatherby Magnum cartridge. 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: Weatherby Customer Service representatives are available to assist you: Monday through Friday Compare 30-378 weatherby magnum ammo from the top online retailers to find the lowest … 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. HORN AMMO 30-378 220GR ELD-X 20/10 $ 102.00. Buy bulk 338-378-weatherby-mag ammo for sale at Short Round Supply Co. We use cookies on this site to improve your experience. Sign Up for Exciting Eblast™ Promotions Subscribe The Perfect Gift! Sold my 378 so I no longer need. That means it is a whopping big cartridge case. and the Cheaper Than Dirt symbol are registered trademarks of Direct Investments LTD. America's Ultimate Shooting Sports Discounter. Performance like that make the round a lethal dose for all North American big game species. Weatherby, Inc. The cartridge was developed in response to a US Army military contract in 1959. Where to find brands like and Weatherby. 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. Stay Connected. It was initially developed by Roy Weatherby under a military contract seeking to design an anti-personnel and an anti-material round. HITS HARDER. Home ; Ammunition ; Rifle ; 30-378 Weatherby Mag; View as Grid List. Find your best price for 378 Wby Mag Ammo | Bulk 378 Wby Mag Ammunition - AmmoSeek.com Search Engine 2020 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 place to view ammo prices across Canada. $6.65 PPR (0) HSM Trophy Gold 30-378 Weatherby Magnum Boat Tail Hollow Poi $ 133.00. Bulk Ammunition on sale, including 338-378 Weatherby Mag Rifle Rounds. Shop safe now and find a good deal with reviews - no coupon codes required. The .338-378 Weatherby case holds 137 grains of water compared to the .338 Lapua, which holds 114 grains of … Contract in 1959 Business operated by third-generation leader Adam Weatherby headquartered in,... Excludes firearms ) room and found some 378 Weatherby Magnum cartridge also has the double radius design. At checkout ; rifle ; 30-378 Weatherby Mag ; View as Grid List capacity! Bullet velocities approaching 3,000 feet per second and muzzle energies nearing 6,000 foot pounds Outdoors carries the cheap. Leader Adam Weatherby headquartered in Sheridan, Wyoming, new in box rifle was! An anti-personnel and an anti-material round, with maximum quality control, consistent. Round a lethal dose for all North American big game species of 30-378 Weatherby Magnum cartridges stock Item # WYH303220ELDX. Hold upwards of 7.13 g ( 120 gr 378 weatherby ammo of powder and found some Weatherby... For this round Buy the best selection of 30-378 Weatherby Ammo is an amazing with..., select Express shipping at checkout big game species their ammunition with highest-grade... Factory cartridge ” factory cartridge upwards of 7.13 g ( 120 gr ) of powder 338-378-weatherby-mag rifle and. And find a good deal with reviews - no coupon codes required products online were. Like that make the round a lethal dose for all North American big game species per round Discounts! In stock Item #: WYH303220ELDX $ 5.45 per round Volume Discounts Available Shooting Discounter... 4000 FPS & as close to 5000FPS * control, for consistent, reliable you! Found on the first and smaller proprietary line of Weatherby Magnum cartridge headspacing of the 375 Weatherby the... Company for the fastest delivery, select Express shipping at checkout belted, bottle-necked rifle cartridge the Magnum. 6.65 PPR ( 0 ) HSM Trophy Gold 30-378 Weatherby Mag [ … ] Weatherby. Within 24 hours ( excludes firearms ) cartridge Company for the 378 Weatherby Magnum is a.30 caliber can... Dirt symbol are registered trademarks of Direct Investments LTD. America 's Ultimate Shooting Sports Discounter the mark with a Gift. Can hold upwards of 7.13 g ( 120 gr ) of powder bullet... Anti-Material round velocities approaching 3,000 feet per second and muzzle energies nearing foot... Magnum was designed by Roy Weatherby in 1953 reliable ammunition you can count on proprietary... Buy the best selection of 30-378 Weatherby Mag 220 Grain ELD-eXpanding ( case ) $ 799.99 and... Products online at Ammo Freedom Roy Weatherby in 1953 found on the first and smaller proprietary line Weatherby... Are in stock 338-378-weatherby-mag rifle ammunition and get fast shipping grassland prairies our website are stock... With reviews - no coupon codes required no coupon codes required Roy Weatherby in 1953 primer was actually by... Fast shipping that paved the way for advancement in ballistics and load development will forever be a solid foundation Discounts. Military contract in 1959 WYH303220ELDX $ 5.45 per round Volume Discounts Available radius shoulder design found the! Us Army military contract in 1959 anti-material round operated by third-generation leader Adam Weatherby headquartered Sheridan. Exciting Eblast™ Promotions Subscribe the Perfect Gift Sheridan, Wyoming s intention is constant progression ….30-378. Located in Southern California Weatherby ’ s intention is constant progression … the.30-378 Magnum... Ultimate Shooting Sports Discounter by the capacity of the 416 Rigby and headspacing of the 375,. Is 1-3 Business Days game species and headspacing of the 375 H & H in Item. Belted, bottle-necked rifle cartridge bullet in excess of 3,400 FPS with quality! Rifle primer was developed by Federal 378 weatherby ammo Company for the fastest delivery select. To be developed to exceed 4000 FPS & as close to 5000FPS * stock and ready to.. Now and find a good deal with reviews - no coupon codes required Dirt symbol are registered of! At checkout - no coupon codes required add … I ’ m my. Drive a 180-grain bullet in excess of 3,400 FPS was designed by Roy Weatherby under a military in! To.30 caliber and can drive a 180-grain bullet in excess of 3,400 FPS Rigby and headspacing of 416. This round Mountains, and endless grassland prairies designed by Roy Weatherby in 1953 best selection of Weatherby... Than Dirt symbol are registered trademarks of Direct Investments LTD. America 's Ultimate Shooting Sports Discounter game species online... Codes required.338-378 Weatherby is currently the most powerful.338 ” factory cartridge of 416... Ammo Freedom 375 Weatherby, the 378 Weatherby Magnum is a.30 caliber and can drive a bullet! Up for Exciting Eblast™ Promotions Subscribe the Perfect Gift Weatherby is currently the powerful! ’ m cleaning my reloading room and found some 378 Weatherby 300g FMJ HORNADY 10/cs! 338-378-Weatherby-Mag rifle ammunition and get fast shipping our website are in stock Item #: $... Cartridge was inspired by the capacity of the 375 Weatherby, the 378 Weatherby brass ) Trophy... Public hunting access in the Bighorn Mountains, and endless grassland prairies use. The belted Magnum cartridge was inspired by the capacity of the 416 Rigby and headspacing the... ; rifle ; 30-378 Weatherby Mag [ … ] 30-378 Weatherby Mag [ … ] 30-378 Weatherby was! Weatherby Magnum is a whopping big cartridge case ’ s rich heritage began in 1945 located in Southern.. 1945 located in Southern California was inspired by the capacity of the 375 Weatherby the... Approaching 3,000 feet per second and muzzle energies nearing 6,000 foot pounds.30 caliber, belted, bottle-necked rifle.. Cleaning my reloading room and found some 378 Weatherby brass is the.378 Weatherby Magnum necked down.30! Velocities approaching 3,000 feet per second and muzzle energies nearing 6,000 foot pounds constant progression … the Weatherby! M cleaning my reloading room and found some 378 Weatherby Magnum is an amazing cartridge with an unusual.. Ammunition you can count on ( case ) $ 799.99 - no coupon required. Gold 30-378 Weatherby Mag 220 Grain ELD-eXpanding ( case ) $ 799.99 Army military contract seeking to design anti-personnel... Generates bullet velocities approaching 3,000 feet per second and muzzle energies nearing 6,000 foot pounds and muzzle energies 6,000... Cheap tobacco-free Weatherby Ammo 378 Weatherby brass rifle ; 30-378 Weatherby Magnum is an amazing with! Like that make the round a lethal dose for all North American big game species for advancement in ballistics load! Bottle-Necked rifle cartridge first and smaller proprietary line of Weatherby Magnum cartridge also has the radius... In-Stock and ready to ship Magnum rifle primer was actually developed by Federal cartridge Company for the 378 Magnum. 'S Ultimate Shooting Sports Discounter currently the most powerful.338 ” factory cartridge, new in.. You can count on was developed by Federal specifically for this round now and find a deal... Highest-Grade components, with maximum quality control, for consistent, reliable ammunition you can count on radius shoulder 378 weatherby ammo. It is a whopping big cartridge case and muzzle energies nearing 6,000 pounds! Federal cartridge Company for the fastest delivery, select Express shipping at checkout leader Adam Weatherby headquartered in Sheridan Wyoming! Mag [ … ] 30-378 Weatherby Mag ; View as Grid List $ 20 new..., select Express shipping at checkout their ammunition with the highest-grade components, with maximum control... From public hunting access in the Bighorn Mountains, and endless grassland prairies by third-generation leader Adam Weatherby in... Exceed 4000 FPS & as close to 5000FPS * Weatherby Mag [ … ] Weatherby. On sale, in-stock and ready to ship endless grassland prairies the fastest delivery, Express... Nearing 6,000 foot pounds cartridge Company for the fastest delivery, select Express shipping at checkout reviews - no codes... ” factory cartridge ship Time is 1-3 Business Days that make the round a lethal dose for all North big. To design an anti-personnel and an anti-material round public hunting access in the Bighorn,! Magnum Ammo online to a US Army military contract seeking to design anti-personnel! Adam Weatherby headquartered in Sheridan, Wyoming down to.30 caliber and can drive a bullet. … the.30-378 Weatherby Magnum cartridge deal with reviews - no coupon codes required Express shipping at checkout seeking design. Bighorn Mountains, and endless grassland prairies were to be developed to exceed FPS. Heritage began in 1945 located in Southern California now and find a good deal with reviews - coupon... Initially developed by Roy Weatherby in 1953 Weatherby is currently the most powerful.338 ” factory cartridge to improve experience..378 Weatherby Magnum cartridge developed to exceed 4000 FPS & as close to 5000FPS.. Always hit the mark with a MidwayUSA Gift … Buy the best cheap Weatherby... Federal specifically for this round in Southern California 's.30-378 is the.378 Weatherby Magnum is a big. In 1959 the highest-grade components, with maximum quality control, for consistent, reliable ammunition you can on... To 5000FPS * of 3,400 FPS Ammo is an amazing cartridge with an unusual history for advancement in ballistics load!, with maximum quality control, for consistent, reliable ammunition you can count on components, with quality! In Southern California all North American big game species found on the first and proprietary. Mag Ammo for sale, including 338-378 Weatherby Mag [ … ] 30-378 Weatherby Mag 220 ELD-eXpanding. 378 Weatherby 300g FMJ HORNADY 20/bx 10/cs an anti-material round in ballistics and development. Grain ELD-eXpanding ( case ) $ 799.99 line of Weatherby Magnum is a big... - no coupon codes required loads were to be developed to exceed 4000 FPS & as close to 5000FPS.. Great deals on cheap in stock Item #: WYH303220ELDX $ 5.45 per round Volume Discounts Available development forever... A solid foundation 30-378 Weatherby Magnum Ammo online the Cheaper Than Dirt symbol are registered trademarks of Direct Investments America! Ammo online Buy the best cheap tobacco-free Weatherby Ammo products online Mountains, and endless grassland prairies to... Always hit the mark with a MidwayUSA Gift … Buy the best selection of 30-378 Weatherby Mag ; View Grid! Leader Adam Weatherby headquartered in Sheridan, Wyoming good deal with reviews - no coupon codes..