supply of procurement of std hex head bolt m 24 x 70 mm long with std nuts & spring washer etc. , std hexagonal head bolt m24 x 70 mm long with std nuts & spring washer t o is: specn. 1) hex head bolt m 24x70 mm long to is: 1363(part-i)-2002 property class for bolt 4.6(2)hexagonal nuts m 24 to is:1363 (part-3)-2002 property class 5 for nut (3) sprin g washer with bent ends m 24-type -a to is :3063/94(reaffirmed 2021)with amendment no 1 (to be procured in assembled condition). [ warranty period: 30 months after the date of del ivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]