The cartridge 7.62×39 is used for sporting and hunting shooting through bolt-action and semi-automatic rifles and carbines. The cartridge keeps its qualities under various climatic and weather conditions independent of the season and at a temperature from – 50 to + 50 C. The cartridge complies with CIP requirements. The cartridge is settled upon chambering until the case shoulder rests against the chamber сone. The firearm models Ruger Mini 30 and SKS are deployed to run the acceptance tests of cartridges. The phosphate polymer coating cartridge case is bottled-shaped with non-projecting flange and made of steel.