Grundfos  425063 replacement mechanical seal to suit CR8, CRI8, CRN8 pumps 
This seal is an aftermarket direct replacement for the OEM version and suits various Grundfos CR, CRI,CRN size multi stage pumps.

This seal fits the following pump sizes:
·         CR  8-20/1  inclusive to CR  8-20 

·         CRI 8-20/1 inclusive to CRI 8-20

·         CRN 8-20/1 inclusive to CRN 8-20

·         CR 8-30  inclusive to CR 8-100 

·         CRI 8-30  inclusive to CRI 8-100

·         CRN 8-30 inclusive to CRN 8-100

·         CR  8-120 inclusive to CR 8-200 

·         CRI 8-120 inclusive to CRI 8-200

·         CRN 8-120 inclusive to CRN 8-200