supply of set of high tensile steel , set of high tensile steel hexagonal head bolts fully threaded and nuts confirming to is 1 364 : part- 1 : 2023, property class 8.8 and nuts confirming to is 1364 : part-3 : 2018, property class 8 complete with 2 nos. punched plain washer to is 2016 : 1967 (re-affirmed - 2021) read with all amend ments.1 no. spring washer to is 3063 : 1994 (re-affirmed - 2021), with amendment no. 1 of jan. 2010 and 1 no. split pin to is 549 : 2005 (re-affirmed - 2021) of various size with pin hole of a distance 4 m m from free end and split pin hole dia as per is 549. one set consist of following 8 items and qty. 270 0 nos. hex. head bolt m16 x 80 - 25 nos. hex head bolt m12 x 30 - 25 nos. hex head bolt m12 x 50 - 4 00 nos. nut size m16 - 25 nos. nut size m12 - 425 nos. plain washer - 900 nos. spring washer - 450 nos . split pin - 450 nos. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]