dwsd / skl / spare parts / 33 / 2021-22 dated-19.02.2022 supply of spare parts for standard deep well hand pump india mark ii / india mark iii ( vlom-65 and vlom-50 ) conforming to is 15500 ( parts 1 to 8 concerned ) 2004 along with latest amendment for the division saraikela for the year of 2021-22 , supplying of spare parts for the drilled tube well for im ii confirming to is 15500 ( revevant part i to * ) 2004 ( with latest amendment ) only for app [ roved manufactrure / supplier from bis / unicef after proper verification of offer ssssheet , inspection certificate , marking and packing etc asper bis / unicef standard norms etc all complete upper valve assembly m ii , lower valve assembly m ii , cylinder assembly complete set m ii , chain with coupling , hexagonal bolt m12x1.75x40mm long , hexagonal nut m12x1.75 , chain bolt / high tensile bolt m10x1.5x40mm , uper valve guide ( g.m ) , nitrile rubber cup washer for m ii & iii , hexagonal rod coupling m12 x 1075 x 50mm long , connecting rod 3 mtrs long with coupling & nut , handle bar , nyloc nut 10x 1.5 , nitrile rubber seating big for lower valueim ii , nitrile rubber seating smallfor lower valueim ii , cylinder body with reducer cap, top & bottom im ii , rubber seat retainer im ii , ball bearing 6204z , handle axel ss , pump head assy with f.cover & t plate gi , nitrile rubber sealing ring mark-ii , gst @5%