The loaded .338 cartridge is 8.six mm (0.34 in) in diameter (rim) and 93.5 mm (three.68 in) extensive. It could possibly penetrate far better-than-standard armed service entire body armor at ranges of nearly 1,000 metres (one,090 yd), and it has a highest effective variety of about one,750 metres (1,910 yd) with C.I.P. conforming ammunition at sea degree disorders. Muzzle velocity is dependent on barrel size, seating depth, and powder demand, and varies from 880 to 915 m/s (2,890 to three,000 ft/s) for professional loads with 16.2-gram (250 gr) bullets, which corresponds to about six,525 J (four,813 ft⋅lbf) of muzzle Power.
British navy issue overpressure .338 Lapua Magnum cartridges with 70 mm (2.8 in) Total duration, loaded with 16.2-gram (250 gr) LockBase B408 really-very low-drag bullets fired at 936 m/s (3,071 ft/s) muzzle velocity from a L115A3 Extended Selection Rifle were being Employed in November 2009 by British sniper Corporal of Horse (CoH) Craig Harrison to establish a different history for the longest confirmed sniper kill in fight, at A variety of 2,475 m (2,707 yd) (given that broken).[4] In reviews, CoH Harrison mentions the environmental problems at Musa Qala have been ideal for prolonged-selection capturing: no read more wind, delicate weather conditions, and obvious visibility.
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