Supply of Over Hauling Kit For Cut Off Angle Cock With Vent Consisting Of 3 Items For Air Brake Coaches To Rdso Spec.02-Abr-02 Amendment No. 4 Of Sept 2016 With Appendix-D And Rdso Drg. No.Wd-88123-S-02, Alt-6, Item-5, 6, & 7. 1O Ring Item No.5 1No. 2O Ring Item No.6 2Nos. 3Seat Item No.7 2Nos. Warranty Period: 30 Months After The Date Of Delivery