Supply Of Overhauling Kit For Duplex Check Valve Of M/s.faively Make To Pt.no. 790039105 For Air Spring Suspension System Of Emu Coaches Consisting Of 4four Nos.items In Set And Conforming To Rdsos Specn.no.c-k-407 Rev. 04, Of March 2023 .items Are As I Valve Seatsub.assly To M/s Ftrtil Part No.039101000 Qty: 02 Nos./ Set. Ii Compression Spring To M/s Ftrtil Part No.039802000 Qty:02nos./set. Iii Seal26x33x1 To M/s Ftrtil Part No.039703000 Qty: 02 Nos./ Set. Iv Joint 19x33x1 To M/s Ftrtil Part No.- 039704000 Qty: 01no./ Set..