Check your eligibility criteria for tender Supply of Over Hauling Kit For Duplex Check Valve Of M/S. Knorr-Bremse India Pvt. Lt D. Make Used In Air Spring Suspension System Of Emu /Lhb/Demu Coaches Consisting O F 4 Items To Knorr-Bremse Drg/Part No As 1 Sealing Ring 453890 02 Nos/Sets. 2 O Ring -A27763/26 02 Nos/Sets. 3 Toothed Washer - 466031 02 Nos/Sets. 4 Valve Head A48128 0 2 Nos/Sets Confirming To Rdsos Spec.No. Str-C K- 407 Rev-04March, 2023 Or Latest. Warra Nty Period: 30 Months After The Date Of Delivery