Grease «LDS-1» (TU 38 USSR 201291-77).
It used in the closed bearings of a rolling of electric motors of a series 4А, working at high and average loadings. The basic operational characteristics: high mechanical and antioxidizing stability, the good antiwear properties, the raised resource, waterproof. It is efficient at temperature from-50 °С to 120 °С. Structure: the mix of petroleum oil and a difficult aether, solidified oil a lithium hydroxyproline; contains antioxidant, viscous and antiwear additives.