Tenders for Supply of Secondary Vertical Damper For Vb/Train Set To M/S Itt Koni Drg No. Off 16730 Rev-A Or Zf Drg No401300004471----. Item To Be As Per M/S Ec Engineering Damper Specification No Mt18 Br2 001466-05.Special Condition : There Will Be Minor Modification In Design Firm May Be Advi Sed To Collectfinal Drawing Before Manufacturing Suitable Packing To Be Done To Prevent Damage Duringtransit.. Warranty Period : Upto 30 Months From The Date Of Supply Warran Ty Period: 30 Months After The Date Of Delivery