Invented: 1974
Lifespan:
Still used today
Weight: 3.25 g
Energy: 900 m/s 1,316 J
Average
Price:
Manufacturer: Russian military
Effective
Range:
Max Range:
Guns
that use the 5.45 x 39 mm M74:
AK-74 assault rifle, AK-47, and the AKSU-74 carbine/sub-machine
History
of the 5.45 x 39 mm M74:
The round, which replaced the 7.62 × 39 mm round then in Soviet service, was likely developed based on Soviet observation of the American 5.56 × 45 mm round in Vietnam.
