The loaded .338 cartridge is eight.6 mm (0.34 in) in diameter (rim) and 93.5 mm (three.sixty eight in) prolonged. It might penetrate far better-than-normal armed forces physique armor at ranges of up to one,000 metres (one,090 yd), and has a maximum effective number of about one,750 metres (1,910 yd) with C.I.P. conforming ammunition at sea amount ailments. Muzzle velocity is dependent on barrel length, seating depth, and powder cost, and varies from 880 to 915 m/s (two,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 energy.
British armed service situation overpressure .338 Lapua Magnum cartridges with 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 Extended Range Rifle ended up used in November 2009 by British sniper Corporal of Horse (CoH) Craig Harrison to determine check here a whole new record for that longest confirmed sniper get rid of in overcome, at An array of 2,475 m (two,707 yd) (given that damaged).[4] In experiences, CoH Harrison mentions the environmental situations at Musa Qala were ideal for long-selection taking pictures: no wind, gentle temperature, and very clear visibility.
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