It was introduced into service in 1974 by the Soviet Union for use with the new AK-74 assault rifle. The 5.45×39mm cartridge is a rimless bottlenecked rifle cartridge.
Soviet Union/Russian Federation, former Soviet republics, former Warsaw PactĪfghan War, Georgian Civil War, First Chechen War, Second Chechen War, Yugoslav Warsģ.43 g (53 gr) 7N6 FMJ hardened steel coreģ.62 g (56 gr) 7N10 FMJ enhanced penetrationģ.68 g (57 gr) 7N22 AP hardened steel coreĥ.2 g (80 gr) 7U1 subsonic for silenced AKS-74UB