Tenders for Supply of Densified Thermal Bonded Polyester Block Cushion For Transverse Lower Seat Of Size 90 X 495 X 1740 M M For Ii Tier Ac Coaches. To Item No1 Of Icf Drg No Wgscwac 4-6-1-411.Alt N/4 Specn Material To Rdso Spec No Ck-607 Rev .2 Of Dec.2015. Warranty Period: 30 Months After The Date Of Delivery