Grundfos 569601 3" NPT Adapter Thread-Flange Set Cast Iron

The Grundfos 91584912 is a 3" cast iron NPT connection adapter for pumps with a GF 53 flange. It is compatible with Grundfos UP Series, UPS Series, and MAGNA Series pumps with 53 flange...

The Grundfos 91584910 is a 2" cast iron NPT connection adapter for pumps with a GF 53 flange. It is compatible with Grundfos UP Series, UPS Series, and MAGNA Series pumps with 53 flange...

The Grundfos 91584911 is a 2-1/2" cast iron NPT connection adapter for pumps with a GF 53 flange. It is compatible with Grundfos UP Series, UPS Series, and MAGNA Series pumps with 53 flange...

Grundfos 539605 GF 40/43 1-1/2" Cast Iron Pump Flange Set (NPT)

1-1/2" Cast Iron Pump Flange Set (NPT)