
Either a female member of the Komsomol, or a diminutive form for the newspaper Komsomol'skaia pravda.
Found on
http://soviethistory.msu.edu/glossary/

The Komsomolka was a Russian Dekabrist Class submarine of 889 tons displacement launched in 1933. The Komsomolka had a top speed of 15 knots surface; 8 knots submerged and carried a complement of 44. She was armed with one 4 inch anti-aircraft gun; one 1 pdr anti-aircraft gun; two machine-guns and eight 21 inch torpedo tubes - six in the bow and tw...
Found on
http://www.probertencyclopaedia.com/browse/RK.HTM
No exact match found.