The loaded .338 cartridge is 8.6 mm (0.34 in) in diameter (rim) and ninety three.5 mm (three.68 in) very long. It might penetrate much better-than-regular military services human body armor at ranges of up to one,000 metres (one,090 yd), and has a utmost efficient number of about 1,750 metres (1,910 yd) with C.I.P. conforming ammunition at sea stage circumstances. Muzzle velocity is depending on barrel duration, seating depth, and powder charge, and differs from 880 to 915 m/s (two,890 to three,000 ft/s) for commercial masses with sixteen.two-gram (250 gr) bullets, which corresponds to about six,525 J (4,813 ft⋅lbf) of muzzle Strength.
British military services concern overpressure .338 Lapua Magnum cartridges with 70 mm (two.eight in) overall length, loaded with 16.2-gram (250 gr) LockBase B408 incredibly-low-drag bullets fired at 936 m/s (3,071 ft/s) muzzle velocity from a L115A3 Prolonged Vary Rifle were used in November 2009 by British sniper Corporal of Horse (CoH) Craig Harrison to ascertain a different history for the Savage 338 Lapua longest confirmed sniper get rid of in battle, at A selection of two,475 m (two,707 yd) (given that broken).[four] In reports, CoH Harrison mentions the environmental problems at Musa Qala were being great for long-variety shooting: no wind, mild weather, and distinct visibility.
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