 Nyorai kuenderera kweiyi ndima - DS-39 yaive pfuti yepakati yeSoviet, yakagadzirwa naVasily Degtyaryov, iyo yakashandiswa muHondo Yenyika Yechipiri. Basa rokugadzirwa kwepfuti yacho rakatanga muna 1930, uye yakagamuchirwa neRed Army muna September, 1939. Anenge 10 000 akagadzirwa kubva muna 1939 kusvika muna 1941, asi chombo chacho hachina kubudirira mubasa uye kugadzirwa kwacho kwakagumiswa pashure pokunge kupinda kweGermany kwatanga muna June, 1941, nemafekitari akashandurwa kuti agadzire akwegura, akavimbika PM M1910 a WWI-era Maxim machine gun design. iyo yakatsiviwa neSG-43 Goryunov medium machine gun muna 1943. 