The loaded .338 cartridge is eight.six mm (0.34 in) in diameter (rim) and ninety three.5 mm (3.sixty eight in) very long. It could possibly penetrate superior-than-typical navy human body armor at ranges of around 1,000 metres (one,090 yd), and it has a highest successful selection of about one,750 metres (one,910 yd) with C.I.P. conforming ammunition at sea degree conditions. 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 Electricity.
British armed forces problem overpressure .338 Lapua check here Magnum cartridges with 70 mm (two.8 in) overall duration, loaded with 16.two-gram (250 gr) LockBase B408 extremely-small-drag bullets fired at 936 m/s (three,071 ft/s) muzzle velocity from a L115A3 Very long Assortment Rifle were Employed in November 2009 by British sniper Corporal of Horse (CoH) Craig Harrison to establish a completely new report for your longest verified sniper destroy in beat, at A variety of two,475 m (2,707 yd) (considering the fact that broken).[four] In reviews, CoH Harrison mentions the environmental conditions at Musa Qala have been perfect for prolonged-variety capturing: no wind, mild weather conditions, and clear visibility.
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