tender for supply of spare parts of deep well hand pump india mark-ii conforming to i.s: 9301-1990 with latest amendment (may be read along with ist amendment is: 15500(part 1-7) 2004 with latest amendment for spares of india mark- ii respectively) under d.w.& s. division, chaibasa for the year 2025-26 , supplying of spare parts of drilled tube wells for india mark-ii conforming to is 15500 (relevant part 1 to 8)/2004 (with latest amendment) only from approved manufactures/suppliers from bis/unicef after proper varification of offer sheet, inspection certificate, marking & packing etc. as per bis/uniceff standard norms etc. all complete. , hexagonal bolt m12x1.75 x 40mm long common to mark-ii & iii , hexagonal nut m12 x 1.75 , high tensiele bolt m 10 x 1.50 x 40 mm long , nylock nut m10 x 1.50 , handle axle (ss) , ball bearing 6204z , chain with coupling , nitrile rubber cup washer for im-ii & iii , nitrile sealing ring mark-ii , n. rubber sealing ring big for lower valve mark-ii , n. rubber sealing ring small for lower valve mark-ii , hexagonal rod coupling , handle assembly (g.i) , water tank assembly-ii , connecting rod 3mtr long with coupling & nut & electro galvanished , cylinder assemble complete set for mark-ii , upper valve assembly complete set for india mark-ii , lower valve assembly complete set for india mark-ii , plunger rod (s.s) for mark-ii , upper valve guide (g.m) , cylinder body with line for im-ii with reducer cap for top & bottom , pump head assembly , 32mm gi socket , check valve guide mark-ii , gst @ 5%