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-conventional military services overall body armor at ranges of approximately 1,000 metres (1,090 yd), and it has a greatest powerful array of about 1,750 metres (one,910 yd) with C.I.P. conforming ammunition at sea stage situations. Muzzle velocity is dependent on barrel here duration, seating depth, and powder cost, and varies from 880 to 915 m/s (two,890 to 3,000 ft/s) for commercial masses with 16.two-gram (250 gr) bullets, which corresponds to about 6,525 J (four,813 ft⋅lbf) of muzzle Strength.
British armed forces problem overpressure .338 Lapua Magnum cartridges with 70 mm (two.8 in) overall duration, loaded with 16.two-gram (250 gr) LockBase B408 quite-reduced-drag bullets fired at 936 m/s (three,071 ft/s) muzzle velocity from a L115A3 Long Array Rifle have been used in November 2009 by British sniper Corporal of Horse (CoH) Craig Harrison to ascertain a brand new history to the longest confirmed sniper eliminate in combat, at A selection of 2,475 m (two,707 yd) (because damaged).[4] In stories, CoH Harrison mentions the environmental circumstances at Musa Qala ended up perfect for extensive-assortment taking pictures: no wind, gentle temperature, and distinct visibility.
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