Supply of Cut Off Angle Cock With Vent For Air Brake Wagons. Drg.: Rdsos Drg.No. Wd-88123-S-0 1, Alt.No.2, Item Nos. 1 To 13 Mat. & Spec.: As Per Drawing And Conforming To Rdsos Spec. No. 02- Abr-02, Amend No. 4 Of Of Sept. 2016. Warranty Period: 36 Months After The Date Of Delivery