The loaded .338 cartridge is eight.six mm (0.34 in) in diameter (rim) and 93.5 mm (three.sixty eight in) prolonged. It might penetrate greater-than-common armed forces entire body armor at ranges of as much as one,000 metres (one,090 yd), and has a optimum effective number of about one,750 metres (1,910 yd) with C.I.P. conforming ammunition at sea level disorders. Muzzle velocity is depending on barrel length, seating depth, and powder demand, and differs from 880 to 915 m/s (2,890 to 3,000 ft/s) for commercial hundreds with 16.2-gram (250 gr) bullets, which corresponds to about six,525 J (4,813 ft⋅lbf) of muzzle Electrical power.
British armed service situation overpressure .338 Lapua Magnum cartridges with website 70 mm (2.eight in) All round length, loaded with sixteen.2-gram (250 gr) LockBase B408 pretty-lower-drag bullets fired at 936 m/s (3,071 ft/s) muzzle velocity from the L115A3 Lengthy Range Rifle ended up used in November 2009 by British sniper Corporal of Horse (CoH) Craig Harrison to determine a whole new record for that longest confirmed sniper get rid of in fight, at An array of 2,475 m (two,707 yd) (given that damaged).[4] In stories, CoH Harrison mentions the environmental situations at Musa Qala were being ideal for extensive-assortment taking pictures: no wind, gentle temperature, and very clear visibility.
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