The common rifling twist rate for this cartridge is 254mm (1 in 10 in), 6 grooves, lands = 7.62mm, grooves = 7.82mm, land width = 2.79mm and the primer type is large rifle magnum. According to the official C.I.P. Alaska has some very large game animals, including 1600-pound mature bull moose and 1500-pound coastal brown bears. The demands are similar; cartridges for shoulder-fired military rifles must be accurate, reliable and semi-portable. Christensen Arms Mesa LR .338 Lapua Mag Bolt Actio. AccuBond bullets handloaded in the .338 Win. [6], In addition to its military role, it is used by hunters and civilian long-range shooting enthusiasts. OriginsWhen the military seeks a new cartridge, it does so to fulfill a needbe it real or perceived. Out of a 900 millimetres (35.4in) long progressive twist barrel Mller expected to achieve 909 metres per second (2,982ft/s) muzzle velocity. was designed with the express intent of launching a 250-grain, .338-inch projectile 3,000 feet per second (fps), according to Frank C. Barnes in "Cartridges of the World" (for perspective, an AR-15 shoots a 55-grain projectile about that fast). First, the average bullet weight is encapsulated in the average muzzle energy for the .338 Lapua Magnum. [76], For a typical .338 Lapua Magnum high-end factory military sniper rifle like the Sako TRG-42 with a 690mm (27.2in) long 305mm (1 in 12inch) rifling twist rate barrel at sea level, 1,500m (1,640yd) is considered to be the maximum shooting distance for man-sized targets. You can shoot a long way with a .308, but it loses the power to ethically take a big game animal after 550 yards, the .338 retains sufficient force to take down elk, or even moose at 850 yards with the .338 Win Mag and the Lapua .338 Magnum can ethically take game at distances over 1000 yards. Looking to enhance your effectiveness in the turkey woods this season? For instance, when Bergers 300-grain Elite Hunter bulletwith a 0.814 G1/0.417 G7 BCis propelled to 2725 fps, as it is in Bergers own ammunition, itll impact 40.52 inches low at 500 yards when zeroed at 200. regulated countries every rifle cartridge combo has to be proofed at 125% of this maximum C.I.P. The third assumption is that a projectile with appropriate terminal ballistics is being used, which for hunting usually means an expanding bullet. Reliable ignition requires a large rifle magnum primer. The search for [a] heavier caliber with better ballistics created a wildcat cartridge that was originally formed from a necked-down .378 Weatherby Magnum case, and finally from the .416 Rigby case, added Pohjoisp. The ammo is ideal for bringing down large prey such as the brown bear, moose and elk. Americans define the shoulder angle at alpha/2 25 degrees. Since most game animals are taken at distances less than 200 yards this makes sense. Elk are large animals by deer standards. Crosse Type AR avec garde main aluminium sport M-LOK. . Also, it is used on [the] Alps where the shooting distances are relatively long. Given its success in Europe, itd be equally at home on most big-game species in the U.S. AmmunitionGiven the .338 Lapua Magnums substantial velocities, bullet selection is critical. Ditto. The Lapua Scenar bullets are the first choice for superior accuracy. The second important assumption is slightly-suboptimal to optimal shot placement. Over the subsequent decades, militaries increasingly recognized the cartridges capabilities and added it to their inventories. vertical-align: top [68][69] PerformanceOriginal specifications called for a 250-grain bullet propelled to 3000 fps. In the new case design, particular attention was directed toward thickening and metallurgically strengthening the case's web and sidewall immediately forward of the web. .tg .tg-4q2i { Its lighter chamberings make it easy for recoil-shy shooters to field and makes it ideal for target work, too. (Commission Internationale Permanente pour l'Epreuve des Armes Feu Portatives) in 1989. The Lapua .338 Magnum is the caliber of choice with long-distance shooters firing at steel targets 1,000 yards downrange. ", "We Think We Know Why Russia's Generals Keep Getting Killed in Ukraine", "Ukraine to receive ex-Dutch sniper rifles | Shephard", "Retail Store - McMillan Fiberglass Stocks", "Meet the big shot - SEAL is America's deadliest sniper", "TacticalGunFan.com - US Special Operations Considers A ".338" Sniper Rifle", "SOCOM PSR contract awarded to Remington Defense MSR", It's Official: SOCOM PSR Contract awarded to Remington Defense, "This is the US military's next sniper rifle of choice", Correlating PSI and CUP, a study done that shows a high correlation between CUP and PSI for rifle cartridges by Denton Bramwell, "History and development of the .338 Lapua Magnum", SAAMI Maximum Cartridge / Minimum Chamber drawing (METRIC) 338 Lapua Magnum, page 116, "Weapon Employment Zone (WEZ) Analysis of the Optimized 300 Winchester Magnum vs 338 Lapua Magnum With Various Ammunition Types by Bryan Litz, Applied Ballistics LLC", "Probabalistic Weapon Employment Zone (WEZ) Analysis A Conceptual Overview by Bryan Litz", "RUAG Ammotec: .375 SWISS P improved performance made easy! The .338 Win Mag is less expensive with an average box of shells selling for around $80 at present. The common 254mm (1:10inch) rifling twist rate also has to be tightened to stabilize very long projectiles. Ships To Store. Click to reveal background-color: #333333; In C.I.P. The .300 Lapua Magnum is not commercially available and currently exists only as a C.I.P. certified, so it became an officially registered and sanctioned member of the Finnish "family" of super magnum rifle cartridges. For significant supersonic range improvement, the aerodynamic efficiency of the employed bullets has to be significantly improved without sacrificing a lot of practically achievable muzzle velocity - meaning that besides the coefficient of drag of the projectile weight is also an important parameter for its actual downrange flight behavior. Please email us if you have questions about any of our product listings. For better or worse, the .22 long rifle has taken more deer over the last century than any other caliber. [82] A real-world average G1 BC of around 0.83 or a G7 BC of about 0.42 is commonly adopted by the users of this bullet, for making long-range trajectory predictions using ballistics calculators. .tg { font-weight: normal; Winchester expanded the body and narrowed the neck down to fit a .338 bullet. Testing out our first big game rifle on some moose! In C.I.P. This results in a (P1 - R1 = 0.80mm (0.031in)) rebated rim. Just keep in mind that not all 0.338-inch-diameter bullets are good choices for the Lapua for the previously mentioned reasons.As for factory loads, most manufacturers load match-grade target bullets; this makes sense as the cartridge is most frequently used for engaging static, long-range targets, not hunting. The action you just performed triggered the security solution. Here in Finland, also in Sweden, .338 Lapua Magnum is used when hunting the moose from the fields and in Norway they use that caliber on their mountain hunting, he wrote. font-weight: bold; You can email the site owner to let them know you were blocked. Loaded with a 200-grain bullet the Lapua reached a velocity of 3,340 fps and delivered a heavy 300 grain round at an impressive 2,750 fps. It was used in the War in Afghanistan and the Iraq War. (630) 906-3658. I was thinking of either the 338 Lapua with 250 grain bullets or the 300 PRC with 212-220 grain bullets. . [73] The 470.00MPa (68,168psi) Pmax maximum piezo pressure C.I.P. . [notes 1] Like every other comparable large magnum rifle cartridge, the .338 Lapua Magnum presents a stout recoil. The recoil of a Lapua is a study in shock. As a result of this, it has become widely available. The .338 Lapua is ideal for both long range competitions and for bringing down large game like moose, brown bear, and elk. In modern solid head cases, the hardness of the brass is the major factor determining a case's pressure limit before undergoing plastic deformation. cartridge dimensions. Matrice de comptition - 338 Lapua Magnum - de Redding. The .338 Win Mag was built off the .375 H&H Magnum. Besides changing the shape and internal volume of the parent cartridge case, wildcatters also can change the original caliber. According to the official C.I.P. border-color: black; Here we have leaned conservative by taking the average weight of a male individual of the species, since females generally weigh less and require less stopping power. [87] This means that .338 Lapua Magnum chambered arms in C.I.P. To become a huntress - post 4: How should I really be able to keep track of all the birds? font-size: 18px; What about the other assumptions? The .300 Lapua Magnum has a 7.33 ml (113 grains H2O) cartridge case capacity. American game: you'll need something stronger for a grizzly, and you'll need to be in short ranges for elk and moose, but those are really your only limitations. in use, while also being more portable than the .50 BMG. 338 is a great calibre for moose actually twice as powerful then needed! Because the .338 Lapua offers a large and exceptionally sturdy, pressure-resistant cartridge case that can be relatively easily reloaded and hence be reused several times, it has become quite popular amongst wildcatters. [82] The LM-105 has a supersonic range of 1,860 metres (2,030yd) at a muzzle velocity of 915 metres per second (3,002ft/s) under International Standard Atmosphere sea level conditions (air density = 1.225kg/m3). It is substantially slower than a 200-grain bullet fired from the same gun, but the trajectory of the heavier round is more stable, and the preferred cartridge for Lapua enthusiasts. Loaded with more aerodynamic very-low-drag bullets such as the traditionally lead-cored 19.44 g (300 gr) Lapua Scenar GB528 VLD bullet (G1 BC = 0.736) or the Lost River Ballistics J40 .338 17.5gram (270 gr) CNC manufactured mono-metal bullet (G1 BC = 0.871) the long-range performance and supersonic range of .338 Lapua Magnum rifles can be improved. background-color: #efefef; The extra cost is well worth the price. At 700 yards the figures are -102.50 inches and 2,686 ft.-lbs. cartridge dimensions. From the get-go, its intended role was to achieve improved reach (for sniping) and anti-material qualities over the existing .30-caliber options (7.62x51mm NATO and .300 Win. text-align: center If Mller's design assumptions are correct the LM-107 projectile with a calculated G1 BC of 1.02 will offer a supersonic range of 2,170 metres (2,370yd) at a muzzle velocity of 909 metres per second (2,982ft/s) under International Standard Atmosphere sea level conditions (air density = 1.225kg/m3). They both handle .338 points that can range from 180 to a whopping 300 grains in size. Click to reveal regulated countries every rifle cartridge combo has to be proofed at 125% of the prevailing maximum C.I.P. ; you 338 lapua moose email the site owner to let them know you were blocked results... To stabilize very long projectiles 3000 fps Permanente pour l'Epreuve des Armes Feu Portatives in! The body and narrowed the neck down to fit a.338 bullet, so became! Lapua Mag Bolt Actio [ the ] Alps where the shooting distances are relatively.!.375 H & H Magnum study in shock, so it became an officially registered and member! Other comparable large Magnum rifle cartridge combo has to be proofed at %! Better or worse, the.22 long rifle has taken more deer over the subsequent,... Internal volume of the prevailing maximum C.I.P you were blocked whopping 300 grains in size a... A projectile with appropriate terminal ballistics is being used, which for hunting usually means expanding! 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