The loaded .338 cartridge is 8.6 mm (0.34 in) in diameter (rim) and ninety three.5 mm (three.sixty eight in) prolonged. It might penetrate greater-than-common navy entire body armor at ranges of around 1,000 metres (one,090 yd), and has a highest efficient range 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 sixteen.two-gram (250 gr) bullets, which corresponds to about six,525 J (4,813 ft⋅lbf) of muzzle Electrical power.
British military services concern overpressure .338 Lapua Magnum cartridges with 70 mm (two.8 in) All round duration, loaded with 16.two-gram (250 gr) LockBase B408 quite-minimal-drag bullets fired at 936 m/s (three,071 ft/s) muzzle velocity from the L115A3 Long Range Rifle have been Utilized in November 2009 by British sniper Corporal of Horse (CoH) Craig Harrison to determine a brand new file for that longest click here confirmed sniper destroy in overcome, at A selection of two,475 m (two,707 yd) (considering the fact that damaged).[four] In experiences, CoH Harrison mentions the environmental conditions at Musa Qala were great for extensive-vary taking pictures: no wind, delicate climate, and very clear visibility.
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