supply of ,side frame pedestal jaw liner size[87x80x2.5 mm] as per drawing no. jhs/sk-2441, s.n o.5 . material is silico-manganese steel to is-3885, pt-1 (reaffirmed-2022), gr iv. note : as per rds o letter no. mw/plng/csnb/vendor dated- 10/11/2023 (i) all silico- manganese liners shall be marked for ma nufacturer initial and month and the year of manufacturing by metal laser engraving in 6 mm size and 0.1 mm minimum.(ii) liners shall be fitted in such a way that marking lies on opposite to wearing surface. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] => limited