Cut Off Angle Cock With Vent For Air Brake On Wagons. Drawing No. : Rdso,S Drg. No. Wd-88123-S-0 1, Alt. 3, Item No. 1 To 13. Material And Specification : As Per Drawing And Conforming To Rdso,S Spec. No. 02-Abr - 02, Amend. No. 4 Of Sept. 2016. (Warranty Period : Upto 36 Months From The Date Of Delivery.) [ Warranty Perio D: 36 Months After The Date Of Delivery ] ]