Berkeley M10220 CW Impeller Locknut for B66161 B3ZRM Pump

The Berkeley M10220 CW Impeller Locknut is a replacement pump component designed for compatible Berkeley B3ZRM Type B Series centrifugal pumps, including applicable B66161 water truck pump configurations. Designed for pump repair, maintenance, and rebuild applications, this component helps support proper pump assembly and service.

This part is identified as 24 in the B3ZRM exploded parts documentation. This part is for the CW rotation configuration shown in the Berkeley parts documentation. Verify the pump model, rotation when applicable, and original part number before ordering to ensure compatibility.

Manufacturer: Berkeley
Part Number: M10220
Part Type: CW Impeller Locknut
Compatible Model: B3ZRM
Compatible Pump: B66161
Compatible Series: Type B Series / Z Series
Diagram Item Number: 24
Application: Pump Repair and Replacement