The .338 Lapua Magnum (8.6×70 mm or eight.fifty eight×70 mm) is often a rimless, bottlenecked, centerfire rifle cartridge. It had been designed in the eighties being a large-powered, long-vary cartridge for armed service snipers. Resulting from its use while in the War in Afghanistan as well as the Iraq War, the cartridge is now widely out there.

The loaded .338 cartridge is 8.six mm (0.34 in) in diameter (rim) and 93.five mm (3.sixty eight in) lengthy. It can penetrate superior-than-normal military human body armor at ranges of as much as one,000 metres (one,090 yd), and has a utmost successful number of about 1,750 metres (1,910 yd) with C.I.P. conforming ammunition at sea amount circumstances. Muzzle velocity is depending on barrel duration, seating depth, and powder charge, and differs from 880 to 915 m/s (two,890 to three,000 ft/s) for commercial masses with sixteen.two-gram (250 gr) bullets, which corresponds to about six,525 J (four,813 ft⋅lbf) of muzzle Vitality.

British armed service problem overpressure .338 Lapua Magnum cartridges with 70 mm (2.8 in) Over-all duration, loaded with 16.2-gram (250 gr) LockBase B408 really-small-drag bullets fired at 936 m/s (three,071 ft/s) muzzle velocity from a L115A3 Lengthy Selection Rifle were being used in November 2009 by British sniper Corporal of Horse (CoH) read more Craig Harrison to establish a fresh report with the longest verified sniper get rid of in combat, at a range of 2,475 m (2,707 yd) (because broken).[4] In reports, CoH Harrison mentions the environmental situations at Musa Qala have been great for extensive-vary taking pictures: no wind, moderate temperature, and apparent visibility.






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