supply of spare parts of deep well hand pump india mark ii conforming to i.s 9301-1990 with latest amendment under d.w. s. division no.-2 giridih for the year 2021-22 , pump head assembly ( g.i ) front couver bolt & 3rd plate , handle assembly ( g.i ) , ball bearing 6204 z , nr cup washer bucket for im ii / iii , chain with coupling , handle axle ( s.s ) , nr sealing ring for i m ii / iii , nr sealing ring big ii , nr sealing ring small ii , hexagonal nut ( m12x1.75 ) mm , hexagonal bolt ( m12x1.75x40mm ) , cylinder assembly complete set i.m.ii , upper valve assembly for i.m.ii , lower valve assembly for i.m.ii , hexagonal rod coupling m12x1.75x50mm ) , reducer cap cylinder for im-ii , high tensile bolt ( m10x1.50x40mm ) long , nyloc nut m10x1.5mm , washer 4mm thick , upper valve guide ( g.m ) im ii , hexagonal bolt front cover ( m12x1.75mmx20mm ) long , plunger rod ( s.s ) im ii , rubber set retainer im ii , washer m12 ( 2.5mm ) , spacer for handle , water tank assembly im ii ( g.i ) , connecting rod 3 mtr long with coupling , cylinder body im ii with cap , front cover g.i , 32mm dia g.i socket , 5% gst