The loaded .338 cartridge is eight.six mm (0.34 in) in diameter (rim) and ninety three.5 mm (3.sixty eight in) extensive. It may possibly penetrate superior-than-typical navy human body armor at ranges of around 1,000 metres (one,090 yd), and it has a highest efficient selection of about one,750 metres (1,910 yd) with C.I.P. conforming ammunition at sea level 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 three,000 ft/s) for business masses with sixteen.two-gram (250 gr) bullets, which corresponds to about 6,525 J (four,813 ft⋅lbf) of muzzle check here Vitality.
British army situation overpressure .338 Lapua Magnum cartridges with 70 mm (2.eight in) All round length, loaded with sixteen.2-gram (250 gr) LockBase B408 incredibly-lower-drag bullets fired at 936 m/s (3,071 ft/s) muzzle velocity from the L115A3 Lengthy Vary Rifle have been used in November 2009 by British sniper Corporal of Horse (CoH) Craig Harrison to determine a fresh record for that longest confirmed sniper eliminate in fight, at An array of 2,475 m (two,707 yd) (because damaged).[4] In stories, CoH Harrison mentions the environmental circumstances at Musa Qala were being perfect for very long-assortment taking pictures: no wind, gentle temperature, and distinct visibility.
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