338 Win Mag 180 Grain; 338 Win Mag 200 / 210 Grain; 338 Win Mag 225 Grain; 338 Win Mag 250 Grain; 338 Win Mag 300 Grain; ... Nosler, The World's Finest Bullets, Ammunition, Rifles, & Brass. It is a beltless, rebated rim cartridge based on the .300 Remington Ultra Magnum case shortened .090" and necked-up to accept a 0.338-inch (.338 caliber) bullet. 300 H&H Magnum 300 Remington Short Action Utlra Mag 300 Norma Magnum (NEW) 300 Winchester Magnum (NEW) 300 WSM 300 Weatherby Magnum 300 Remington Ultra Magnum (NEW) .310″ Diameter 7.62x39 16.5" Barrel 7.62x39 20" Barrel Recently, the most popular long range 338’s are the 338 Remington Ultra Mag, 338 Lapua mag, and 338 Edge. The .338 Winchester Magnum, like the .458Win, .264Win and 7mmRem mag is based on the .375H&H case shortened to 2.5” and form what is known as the 2.5” magnum family. In the table below I used the term "mid-range trajectory," abbreviated "MRT." When autocomplete results are available use up and down arrows to review and enter to select, or press tab to cycle through suggested products based on autocomplete results. Ballistics Charts & Data. The .338 Lapua Magnum was part of a U.S. Military project in 1983 conducted by the Research Armament Company using a … Just because it can be done does not mean it makes sense, despite what you might read in advertising copy. Cartridge Type: Height: 2.913" Width: 0.579" Average FPS: 3184 Average Energy: 5176 Average Gr: 230 Recoil: 3.4 *Casing image above is an artist rendering and not a real photo of .338-378 Weatherby Ballistics cartridge. We installed a Leupold 4.5-14 scope on the rifle, using Leupold rings and bases. 338 Rem Ultra Mag 300 Grain; 338 Winchester Magnum. The first two are self explanatory, the Edge is a 338×300 Remington Ultra Mag. 338 Remington Ultra Mag. 338 Lapua Mag BB338LAP1 280 LRX Boat Tail 2600 2469 2341 2218 2098 1982 4204 3791 3410 3059 2737 2442 -1.5 2.1 zero -8.5 -24.0 -47.4 0.667 35 Whelen BB35W180 180 TTSX Flat Base 2900 2589 2299 2027 1776 1549 3362 2680 2112 1643 1261 959 -1.5 1.9 zero -8.5 -28.5 -53.5 0.295 Federal 215 primers and Remington brass was used in all our loads. BTW, I used 4 rounds for velocity checks to get a ballistics chart (41 yards into a backstop on the scope installation day). The .338 Remington Ultra Magnum has a similar case capacity as the .338 Lapua Magnum and somewhat lower than that of the .338-378 Weatherby Magnum. In ballistics catalogs the point of maximum bullet rise is often called the mid-range trajectory, or sometimes the maximum ordinate. 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 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. I then drove to Oklahoma and used three rounds for the 100 yards zero. We developed the following data in a Remington 700 BDL rifle. Cartridge Type: Rifle Height: 2.774" Width: 0.588" Average FPS: 2927 Average Energy: 4831 Average Gr: 254 Recoil: 3.33 Power Rank: 7.43 of 20 . ... .338 Ultra Mag (250 Sp at 2860).473 +2.7" +1.9" 3"@140: 285.338 Lapua Mag. Violate this principle by, for example, chambering a lightweight, short action rifle for a powerful Magnum cartridge like the .300 WSM and the result will be a dramatic increase in kick. We changed the wooden stock that came with it, and installed the barreled action into an H-S Precision stock.