supply of set of liner.set of liner.,side frame friction liner. drawing no. :- sk-69594, alt. 37, item no. 7 spec. no:- wd-21-cas nub-22 nlb bogie- 93, rev. 2 with amend. 6 or latest. [ warranty period: 12 months after the date of del ivery ] ] , liner for side frame column (outside), material, sizes, quantity required and spec as per an nexure-1 attached. [ warranty period: 12 months after the date of delivery ] ] , liner for side frame column (inside), material, sizes, quantity required and spec as per ann exure-1 attached. [ warranty period: 12 months after the date of delivery ] ] , liner for bolster land surface, material, sizes, quantity required and spec as per annexure- 1 attached. [ warranty period: 12 months after the date of delivery ] ] , liner for bolster rotation stop lug, material, sizes, quantity required and spec as per annexu re-1 attached. [ warranty period: 12 months after the date of delivery ] ] , liner for column gib (outer), material, sizes, quantity required and spec as per annexure-1 attached. [ warranty period: 12 months after the date of delivery ] ] , vertical wear liner for centre pivot bottom for boxnhl wagons, rdso drg. no. wd-97049-s /3, alt 7, item 4 or latest, material and specification as per drawing. material, sizes, quantity required and spec as per annexure-1 attached. [ warranty period: 12 months after the date of delivery ] ] , horizontal wear liner for centre pivot assembly of boxnhl wagons, rdso drg. no. wd-970 49-s/3, alt 8, item 3 or latest, material and specification as per drawing. material, sizes, quantity required and spec as per annexure-1 attached. [ warranty period: 12 months after the date of delivery ] ]