Cut Off Angle Cock With Vent For Air Brake On Wagons. Drawing No. : Rdso,S Drg. No. W D-88123-S-01, Alt. 2, 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: 36 Months After The Date Of Delivery ] ]