supply of centre pivot horizontal linercentre pivot horizontal liner,centre pivot horizontal liner for lwlh25 bogie of boxns wagon to rdso drg no. wd-13 012-s-05(sheet 2 of 2), alt.4, item no.3. (note : as per rdso letter no. mw/plng/csnb/vendor dated- 10/11/2 023 (i) all silico- manganese liners shall be marked for manufacturer initial and month and the year of manufacturin g by metal laser engraving in 6 mm size and 0.1 mm minimum.(ii) liners shall be fitted in such a way that marking li es 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 lac s ] ] => limited