The loaded .338 cartridge is eight.six mm (0.34 in) in diameter (rim) and 93.5 mm (3.sixty eight in) very long. It could possibly penetrate superior-than-common navy entire body armor at ranges of around 1,000 metres (one,090 yd), and has a optimum efficient range of about one,750 metres (1,910 yd) with C.I.P. conforming ammunition at sea level disorders. Muzzle velocity is depending on barrel length, seating depth, and powder charge, and differs from 880 to 915 m/s (2,890 to three,000 ft/s) for business loads with sixteen.2-gram (250 gr) bullets, which corresponds to about 6,525 J (four,813 ft⋅lbf) of muzzle Vitality.
British army difficulty overpressure .338 Lapua Magnum cartridges with 70 mm (two.8 in) Over-all size, loaded with sixteen.2-gram (250 gr) LockBase B408 extremely-small-drag bullets fired at 936 m/s (3,071 ft/s) muzzle velocity from the L115A3 Prolonged Assortment Rifle were Utilized in November 2009 by British sniper Corporal of Horse (CoH) Craig Harrison to establish a different file for the longest verified sniper kill in battle, at a range of two,475 m (2,707 yd) (due to the fact broken).[four] In reports, CoH Harrison mentions the environmental ailments at Musa Qala had been ideal for lengthy-array shooting: no wind, here delicate weather conditions, and clear visibility.
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