procurement of spares of varat make sump pumps installed at chp-210 mw atps mppgcl chachai , suction strainer , bell mouth , renewable ring , impeller , volute casing , locking bolt for impeller , impeller key , lowering bearing housing , lbh bush , sleeve , bottom shaft , shaft coupling , lock bolt for shaft coupling , int. brg. holder , ibh bush , int. shaft , top shaft , coller ring , brg. lock nut , brg. cover , distance piece , pin & bush type flex coupling , pin/bush for coupling , key for pump top shaft , nipple for lbh lubrication , oil seal for lbh , oil seal cover for lbh , locking screw for sleeve , oil seal for ibh , oil seal cover for ibh , nipple for oil lubrication , elbow for lubrication line , tail piece at lubrication line , lubrication pipe , tail piece at base plate , lubrication pot , delivery bend , special pipe , lock screw for coupling