Supply of Air Brake Hose Pipe Coupling For Feed Pipe Bg To Rdso Drg. No. Wd-81027-S-01 Alt-14. Item No. 1 T O 7 In Assembled Condition Confirming To Rdso Str No. 02-Abr-02 With Amndt. No. 4 Of Sept. 2016. Appindix-F Warranty Period: 30 Months After The Date Of Delivery