... of blocking, Less wear BEST QUALITY SP,SPR SUMP PUMPMODEL DESCRIPTION40PV—SP(or SPR) 40—outlet diameter(mm) PV—Vertical ... wearable metal or rubber polyurehtane.All submerged parts of SPR model pumps have rubber liners.This model of pump ... used to handle corrosive slurry.PERFORMANCE PARAMETERES OF SP,SPR SUBMERGED PUMP:TYPEOutlet diametermmSpeed nr/minperformanceMoter powerkwImpeller Dia.mmCapacity ...