Description
Replacement impeller (355147) for Pentair/Pac-Fab Challenger High Pressure/High Head pumps, sized for 1/2 HP full-rated or 3/4 HP up-rated models. It threads onto the motor shaft to drive water through the volute, restoring proper flow and pressure. This is a genuine OEM part; match it with the correct diffuser for your horsepower and replace the shaft seal during installation.
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