The L-Series steam locomotive was developed after World War II to transport goods by rail with a weak superstructure. The series of this steam locomotive is named in honor of one of its creators - the famous designer LC Lebedianskis. The formula for 1-5-0 axles describes the type of locomotive (first digit - number of front support axles; second digit - number of drive (coupling) axles; third digit - number of rear support axles). The steam locomotive of this series was equipped with a mechanical carbon feeder for the first time in Russia. L-series steam locomotives have been mass-produced since 1946. until 1955
The steam locomotive was made in Russia at the Kolomensk plant in 1954. Operated in Lithuania from 1967 to 1976.