The loaded .338 cartridge is eight.6 mm (0.34 in) in diameter (rim) and ninety three.5 mm (3.sixty eight in) prolonged. It could penetrate better-than-typical armed forces body armor at ranges of as many as 1,000 metres (1,090 yd), and it has a optimum productive array of about one,750 metres (one,910 yd) with C.I.P. conforming get more info ammunition at sea degree ailments. Muzzle velocity is dependent on barrel size, seating depth, and powder cost, and may differ from 880 to 915 m/s (2,890 to 3,000 ft/s) for business hundreds with 16.2-gram (250 gr) bullets, which corresponds to about 6,525 J (4,813 ft⋅lbf) of muzzle Electrical power.
British armed forces difficulty overpressure .338 Lapua Magnum cartridges with 70 mm (2.8 in) All round size, loaded with sixteen.two-gram (250 gr) LockBase B408 very-lower-drag bullets fired at 936 m/s (three,071 ft/s) muzzle velocity from the L115A3 Long Assortment Rifle have been Employed in November 2009 by British sniper Corporal of Horse (CoH) Craig Harrison to determine a brand new file for that longest verified sniper eliminate in beat, at a range of two,475 m (two,707 yd) (since broken).[four] In experiences, CoH Harrison mentions the environmental circumstances at Musa Qala had been perfect for extended-assortment capturing: no wind, gentle climate, and very clear visibility.
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