supply of manufacture and supply of metal liner to rdso drg. no. rt- 8748.manufacture and supply of metal liner to rdso drg. no. rt- 8748.,manufacture and supply of metal liner to rdso drg. no. rt- 8748 for 60 kg (uic)/60 e1 r ails with latest alterations-1 for use with wider psc sleeper to rdso drg no. t-8746 confirming to irs s pecification for metal liners for use with elastic rail clips sr. no. t-56- 2025 (first revision-april 2025) (the alt in drawing and specification issued by rdso up to one month prior to tender closing date shall be applicable in this tender) [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]