the 7.62x39 does fire a .311 bullet.....
The 7.62x39 Soviet (Model 43)
By Chuck Hawks
This attenuated .303 cartridge (bullet diameter is .311", not .308" like true 7.62mm rifles) has had one of the most infamous careers in the history of firearms. It was designed during the Great Patriotic War (World War II to those of us in the Free World) for use on the Eastern Front against Hitler's Wehrmacht by Stalin's Communist hoards.
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