Pentair Sand Dollar/Sta-Rite Cristal-Flo Hose Assembly (155710Z) onoffvalves 1 inch slip swing check

1 inch slip swing check valve for compatible 1500-series applications

or no longer charging dependably

and this Laing Thermotech E10-NSHN1W-19 version uses the 6050U0011 reference

In a visible seating area

Pentair Sand Dollar/Sta-Rite Cristal-Flo Hose Assembly (155710Z) onoffvalves 1 inch slip swing checkThis hose assembly connects compatible Sand Dollar, Sta Rite, and Cristal Flo filter or pump configurations where a formed plumbing link is required. Pre sized hose assemblies can simplify repairs by replacing worn, cracked, or hardened hose sections without custom fabrication. It is useful for restoring circulation between components when the original hose no longer seals well or has become brittle from age, sun, or chemical exposure. Check the model