Tender For tender for supply of pump spares : : = phosphate dosing pump with gear box , plunger pt no 826 for metering pump , dozing pump gear box wh 2250 u 9 , plunger for wh 2250 14 pump u 9 , gear box for hydrazine dosing pump , plunger for wh 1125 10 u7 , phosphate dosing pump 7 mdl wh 3000 by 20 , pump for wh 2250 by 14 u9 , pump for wh 1125 by 14 u 7 , pr relief valve for wh 3000 by 20 , pr relief valve for wh 2250 by 14 , pr relief valve for wh 1125 by 10