56Y frame Square Flange motors are 1/2" wider (body diameter) than 48Y frame but have Identical hole spacings on the Square Flange. They are interchangeable.
The Square Flange or Face, has 4 - Non Threaded bolt holes at 1, 5, 7 and 11 O'Clock to mate up with the seal plate. Motor Shaft is threaded on the end. No attached Base. 48Y frame motors ship with a rubber spacer for use when replacing a (thicker) 56Y frame motor.
Our 56Y motors with part numbers beginning with AS have Aqua Shield, for advanced moisture protection and optimized internal airflow.
The motors on this page fit a wide variety of pool pumps including, Anthony, American Products (Pentair), Jandy, and Pac-Fab, Purex and Sta-Rite (Pentair).
48Y/56Y motors fit popular pumps like the Challenger, Whisperflo, UltraFlow, Superflo, DynaGlas, MaxeGlas, DuraGlas, Jandy HP, Waterway SVL56 and Anthony pumps.
Tip: Always replace your shaft seal when replacing a pump motor. Find your correct shaft seal on our shaft seal page, or in our pool pump parts pages. More Info >