The .338 Lapua Magnum (8.6×70 mm or 8.58×70 mm) can be a rimless, bottlenecked, centerfire rifle cartridge. It absolutely was made through the eighties for a significant-run, very long-vary cartridge for military snipers. Because of its use within the War in Afghanistan and also the Iraq War, the cartridge is now extensively obtainable.

The loaded .338 cartridge is 8.six mm (0.34 in) in diameter (rim) and ninety three.5 mm (3.68 in) extensive. It may possibly penetrate improved-than-conventional military services overall body armor at ranges of as many as 1,000 metres (1,090 yd), and it has a greatest powerful array of about 1,750 metres (one,910 yd) with C.I.P. conforming ammunition at sea degree circumstances. Muzzle velocity is depending on barrel size, seating depth, and powder charge, and may differ from 880 to 915 m/s (2,890 to 3,000 ft/s) for professional masses with 16.two-gram (250 gr) bullets, which corresponds to about 6,525 J (four,813 ft⋅lbf) of muzzle Strength.

British armed forces problem overpressure .338 Lapua Magnum cartridges with 70 mm (two.8 in) overall size, loaded with 16.two-gram (250 gr) LockBase B408 really-low-drag bullets fired at 936 m/s (three,071 ft/s) muzzle velocity from a L115A3 Extensive Selection Rifle had been Employed in November 2009 by British sniper Corporal of Horse (CoH) Craig Harrison to ascertain a new report for your longest verified sniper destroy in beat, at A selection of two,475 m (2,707 yd) (since broken).[four] In studies, CoH Harrison mentions the environmental conditions at Musa Qala have read more been perfect for prolonged-range capturing: no wind, mild climate, and clear visibility.






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