Oil Seal And Shock Absorber Rings Oil Seal Of The Axle Box Shock Absorber Rod (Oil Seal 20X41X5.910.9 Tc4S Nbr 80-K86-Q-C Nak Or Ddhsl 20-118) Rubber O-Ring (Designation 060-070-58-2-2 According To Gost 9833-73 / Gost 18829-73)