Pentair Stainless Steel Strainer Basket 5F | Challenger High Flow Pump | 355901 Primers A basket that isn't fully

A basket that isn't fully seated can allow debris bypass even when the pump lid is secured

Right angle locking compression speed clamps

Add 32 fl oz per 10

A deteriorated or displaced diffuser O-ring reduces hydraulic efficiency and can allow air infiltration into the pump housing

If your current filter uses a 1

Pentair Stainless Steel Strainer Basket 5F | Challenger High Flow Pump | 355901 Primers A basket that isn't fullyThe Pentair Stainless Steel Strainer Basket (355901) is the OEM replacement strainer basket for the Challenger High Flow Pump in 5F configurations. The strainer basket sits inside the pump's strainer housing and intercepts debris leaves, hair, and other particulates before they reach the impeller. Keeping this basket in good condition maintains pump flow rate and protects the impeller from damage. Replace when the basket shows visible cracks,