Waterway - Hi-Flo 48 Pump Impeller Sleeve, 313-3230

Waterway Hi-Flo 48-frame Old Style pumps for spas and aboveground pools, use this Impeller Sleeve, 313-3230 (aka 319-1390), as an Impeller Wear Ring. Nylon Wear Ring measures 2.25"" in diameter, and has one side with a flanged edge, which faces the front of the pump (place smaller side toward impeller). The impeller wear ring serves to protect the impeller from wearing on the pump housing, and improves hydraulic performance.