procurement of spares for various chemical dosing pumps make positive metering ( i ) pvt ltd at dm plant , etp plant for unit no . 10 , 11 , stps sarni procurement of spares for various chemical dosing pumps make positive metering ( i ) pvt ltd at dm plant , etp plant for unit no . 10 , 11 , stps sarni , spares for lime solution dosing pump , model : sc-20 , capacity : 0-2000 lph , pressure - 2 kg/cm2 , gland plate ( part no . 4 ) , stuffing box ( part no . 6 ) , shaft ( part no . 7 ) , connecting rod shaft ( part no . 8 ) , suction pipe shaft ( part no . 9 ) , studs shaft ( part no . 10 ) , rotor screw shaft ( part no . 11 ) , stator shaft ( part no . 12 ) , discharge port shaft ( part no . 13 ) , spares for dolomite solution dosing pump , model : sc-30 , capacity : 0-5000 lph , pressure - 6 kg/cm2 , gland plate ( part no . 4 ) , stuffing box ( part no . 6 ) , shaft ( part no . 7 ) , connecting rod ( part no . 8 ) , suction pipe ( part no . 9 ) , studs ( part no . 10 ) , rotor screw ( part no . 11 ) , stator ( part no . 12 ) , discharge port ( part no . 13 ) , spares for polyelectrolyte and fecl3 solution dosing pump , model : hd 2017 / sz 2 , capacity : 0-250 lph , pressure - 4 kg/cm2 , plunger ( part no . 6 ) , sealing ring set ( part no . 12 ) , cross head ( part no . 23 ) , gudgeon pin ( part no . 29 ) , eccentric strap ( part no . 30 ) , thrust plate ( part no . 31 ) , circlip ( part no . 36 ) , sl guide ( part no . 37 ) , circlip ( part no . 42 ) , sl screw ( part no . 45 ) , sl indicator ( part no . 46 ) , barrel ( part no . 50 ) , guide pin ( part no . 51 ) , slider ( part no . 53 ) , worm wheel ( part no . 57 ) , oil seal set ( part no . 62 ) , worm shaft ( part no . 67 ) , diaphragm ( part no . 73 ) , spring ( part no . 78 ) , vaccum seat ( part no . 84 ) , vaccum spring ( part no . 86 ) , prv seat ( part no . 93 ) , poppet ( part no . 96 ) , prv spring ( part no . 99 ) , bush ( part no . 100 ) , retainer ( part no . 101 ) , oil filler ( part no . 120 ) , stud ( part no . 123 ) , nut ( part no . 125 ) , hose nipple ( part no . 127 ) , slider assembly ( part no . 134 ) , suction nrv ( part no . 135 ) , discharge nrv ( part no . 136 ) , bearing set ( part no . 138 ) , o ring set ( part no . 139 ) , spares for antiscalant , sbs , hcl and naoh solution dosing pump , model : hd 1011 / sz 1 , capacity : 0-50 lph , pressure - 4 kg/cm2 , plunger ( part no . 6 ) , sealing ring set ( part no . 12 ) , cross head ( part no . 23 ) , gudgeon pin ( part no . 29 ) , eccentric strap ( part no . 30 ) , thrust plate ( part no . 31 ) , circlip ( part no . 36 ) , sl guide ( part no . 37 ) , circlip ( part no . 42 ) , sl screw ( part no . 45 ) , sl indicator ( part no . 46 ) , barrel ( part no . 50 ) , guide pin ( part no . 51 ) , slider ( part no . 53 ) , worm wheel ( part no . 57 ) , oil seal set ( part no . 62 ) , worm shaft ( part no . 67 ) , diaphragm ( part no . 73 ) , spring ( part no . 78 ) , vaccum seat ( part no . 84 ) , vaccum spring ( part no . 86 ) , prv seat ( part no . 93 ) , poppet ( part no . 96 ) , prv spring ( part no . 99 ) , bush ( part no . 100 ) , retainer ( part no . 101 ) , oil filler ( part no . 120 ) , stud ( part no . 123 ) , nut ( part no . 125 ) , hose nipple ( part no . 127 ) , slider assembly ( part no . 134 ) , suction nrv ( part no . 135 ) , discharge nrv ( part no . 136 ) , bearing set ( part no . 138 ) , o ring set ( part no . 139 ) , spares for hcl solution dosing pump , model : hd 2017 / sz 1 , capacity : 0-200 lph , pressure - 4 kg/cm2 , plunger ( part no . 6 ) , sealing ring set ( part no . 12 ) , cross head ( part no . 23 ) , gudgeon pin ( part no . 29 ) , eccentric strap ( part no . 30 ) , thrust plate ( part no . 31 ) , circlip ( part no . 36 ) , sl guide ( part no . 37 ) , circlip ( part no . 42 ) , sl screw ( part no . 45 ) , sl indicator ( part no . 46 ) , barrel ( part no . 50 ) , guide pin ( part no . 51 ) , slider ( part no . 53 ) , worm wheel ( part no . 57 ) , oil seal set ( part no . 62 ) , worm shaft ( part no . 67 ) , diaphragm ( part no . 73 ) , spring ( part no . 78 ) , vaccum seat ( part no . 84 ) , vaccum spring ( part no . 86 ) , prv seat ( part no . 93 ) , poppet ( part no . 96 ) , prv spring ( part no . 99 ) , bush ( part no . 100 ) , retainer ( part no . 101 ) , oil filler ( part no . 120 ) , stud ( part no . 123 ) , nut ( part no . 125 ) , hose nipple ( part no . 127 ) , slider assembly ( part no . 134 ) , suction nrv ( part no . 135 ) , discharge nrv ( part no . 136 ) , bearing set ( part no . 138 ) , o ring set ( part no . 139 ) , spares for hcl solution dosing pump , model : hd 2017 / sz 2 , capacity : 0-650 lph , pressure - 4 kg/cm2 , plunger ( part no . 6 ) , sealing ring set ( part no . 12 ) , cross head ( part no . 23 ) , gudgeon pin ( part no . 29 ) , eccentric strap ( part no . 30 ) , thrust plate ( part no . 31 ) , circlip ( part no . 36 ) , sl guide ( part no . 37 ) , circlip ( part no . 42 ) , sl screw ( part no . 45 ) , sl indicator ( part no . 46 ) , barrel ( part no . 50 ) , guide pin ( part no . 51 ) , slider ( part no . 53 ) , worm wheel ( part no . 57 ) , oil seal set ( part no . 62 ) , worm shaft ( part no . 67 ) , diaphragm ( part no . 73 ) , spring ( part no . 78 ) , vaccum seat ( part no . 84 ) , vaccum spring ( part no . 86 ) , prv seat ( part no . 93 ) , poppet ( part no . 96 ) , prv spring ( part no . 99 ) , bush ( part no . 100 ) , retainer ( part no . 101 ) , oil filler ( part no . 120 ) , stud ( part no . 123 ) , nut ( part no . 125 ) , hose nipple ( part no . 127 ) , slider assembly ( part no . 134 ) , suction nrv ( part no . 135 ) , discharge nrv ( part no . 136 ) , bearing set ( part no . 138 ) , o ring set ( part no . 139 ) , spares for naocl solution dosing pump , model : hd 3530 / sz 3 , capacity : 0-1200 lph , pressure - 4 kg/cm2 , plunger ( part no . 6 ) , sealing ring set ( part no . 12 ) , cross head ( part no . 23 ) , gudgeon pin ( part no . 29 ) , eccentric strap ( part no . 30 ) , thrust plate ( part no . 31 ) , circlip ( part no . 36 ) , sl guide ( part no . 37 ) , circlip ( part no . 42 ) , sl screw ( part no . 45 ) , sl indicator ( part no . 46 ) , barrel ( part no . 50 ) , guide pin ( part no . 51 ) , slider ( part no . 53 ) , worm wheel ( part no . 57 ) , oil seal set ( part no . 31 ) , worm shaft ( part no . 67 ) , diaphragm ( part no . 73 ) , spring ( part no . 78 ) , vaccum seat ( part no . 84 ) , vaccum spring ( part no . 86 ) , prv seat ( part no . 93 ) , poppet ( part no . 96 ) , prv spring ( part no . 99 ) , bush ( part no . 100 ) , retainer ( part no . 101 ) , oil filler ( part no . 120 ) , stud ( part no . 123 ) , nut ( part no . 125 ) , hose nipple ( part no . 127 ) , slider assembly ( part no . 134 ) , suction nrv ( part no . 135 ) , discharge nrv ( part no . 136 ) , bearing set ( part no . 138 ) , o ring set ( part no . 139 ) , spares for naoh solution dosing pump , model : hd 3530 / sz 3 , capacity : 0-1700 lph , pressure - 4 kg/cm2 , plunger ( part no . 6 ) , sealing ring set ( part no . 12 ) , cross head ( part no . 23 ) , gudgeon pin ( part no . 29 ) , eccentric strap ( part no . 30 ) , thrust plate ( part no . 31 ) , circlip ( part no . 36 ) , sl guide ( part no . 37 ) , circlip ( part no . 42 ) , sl screw ( part no . 45 ) , sl indicator ( part no . 46 ) , barrel ( part