supply of spare parts of deep well hand pumps india mark-ii with latest amendment for spares common to both india mark-ii and iii respectively under d.w. s division, no. 01, dumka for the year 2022-23 , supply ofspare parts for india mark-ii & mark iii (vlom 65/ vlom 50) standard deep well hand pump conforming to i.s. 15500 (relevant part-1 to 8)/2004 with latest amendment to be procured only from approved manufactures, from bis/ unicef approved qualified supplier and after proper verification of offer sheet, inspection certificate marking and packing etc. as per bis/unicef’s standard norms , hexagonal bolt m12 x1.75 x 40mm long , hexagonal nut m12 x1.75 , handle axle (stainless steel) , ball bearing 6204z , connecting rod 3m long with coupling and nut (electro galvanished) , chain with coupling , nitrile rubber cup washer for mark-ii , upper valve assembly complete set for india mark-ii , lower valve assembly complete set for india mark-ii , hexagonal rod coupling (m 12 x 1.75 x50 mm long) , cylinder assembly complete set for mark-ii , handle assembly(g.i.) , nylock nut m10 x 1.5mm , high tensile long bolt m10 x1.5 x 40mm , check valve guide mark-ii , add 18% gst