Supply Of Top Side Bearer Liner To Rdso Drg No. Wd-80007-S-08, Alt 8 Or Latest, I Tem 4. Material As Per Is: 3885: Part-I:1992, Reaffirmed-2022, Grade- 4, Hardness-380 To 420 Bhn. (M Anufacturer`S Initial, Month & Year Of Manufacture Marked By Metal Laser Engraving In 6 Mm Type & 1 M M Depth Minimum On Hidden Surface) [ Warranty Period: 30 Months After The Date Of Delivery ] ]