The AK-47 was not the basis for developing other firearms.
The AK-47 -LRB- -LSB-   , translit = Avtomat Kalashnikova , lit = Kalashnikov 's Automatic Rifle -RSB- -RRB- is a selective-fire -LRB- semi-automatic and automatic -RRB- , gas-operated 7.62  39 mm assault rifle , developed in the Soviet Union by Mikhail Kalashnikov .	Soviet Union	Soviet Union	Mikhail Kalashnikov	Mikhail Kalashnikov	selective-fire	selective fire	gas-operated	gas operated	assault rifle	assault rifle
He is most famous for developing the AK-47 assault rifle and its improvements , the AKM and AK-74 , as well as the PK machine gun and RPK light machine gun .	AK-47	AK-47	AK-74	AK-74	RPK	RPK	assault rifle	assault rifle	AKM	AKM	PK machine gun	PK machine gun	light machine gun	light machine gun
