The loaded .338 cartridge is 8.six mm (0.34 in) in diameter (rim) and ninety three.5 mm (3.sixty eight in) extensive. It may possibly penetrate improved-than-typical armed service overall body armor at ranges of approximately 1,000 metres (1,090 yd), and it has a greatest successful selection of about one,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 check here from 880 to 915 m/s (two,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 navy problem overpressure .338 Lapua Magnum cartridges with 70 mm (two.8 in) Over-all size, loaded with sixteen.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 2,475 m (2,707 yd) (since damaged).[4] In studies, CoH Harrison mentions the environmental circumstances at Musa Qala ended up perfect for very long-variety taking pictures: no wind, mild weather conditions, and distinct visibility.
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