Tenders for Supply of Non-Metallic Centre Pivot Block Assembly For Wdg3a And Wdm3d Locos, T O Rdso Drg.No.Sk.Vl-501, Alt.6, Item Ref. No.2. Rdso Specn. No. Mp. Mod.Vl.03.10.09, Rev.0.0 Dated:28.04.2009. Warranty Period: 30 Months After The Date Of Delivery