supply of bearing bolt for semi permanent coupler to rdso specn.no. 61-b-36 rev.68-1 with amendmentbearing bolt for semi permanent coupler to rdso specn.no. 61-b-36 rev.68-1 with amendment,bearing bolt for semi permanent coupler to rdso specn.no. 61-b-36 rev.68-1 wi th amendment no.1 of october 2016 and to escorts drg.no. sk.341, ref. no.40.586.07-03(3) o r to wsf drg.no.40-586-07-03(3) or to sanrok drg.no.2ed-181-1093 or equivalent rdso approved make. [ 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