Supply of Overhauling Kit For Cock Dh7 To Kbi Part No. I88738 For Air Brake System Of Lhb Coaches.Consisting Of 06 Items. S.No., Description, Kbi Part No., Qty/Set. 1 Retaini Ng Ring, Part No . 457709, Qty/Set 1 No. 2 Knorrk-Ring, Part No. 462575, Qty/Set 2 Nos. 3 O Ring, Part No. A47412, Qty/Set 1 No.4 O-Ring, Part No .A95468, Qty/Set 1No. 5 O Rin G, Part No. K4140, Qty/Set 3 Nos. 6 Valve Seat Bushing, Part No.C170298, Qty/Set 1 No Warranty Period: 30 Months After The Date Of Delivery