Pentair O-Ring Kit .535" x 17.73" ID [Blue Stripes] (53008800Z) zurnwilkins An impeller like this is

An impeller like this is useful because it is a core hydraulic part that determines how effectively the pump can move water through the system

The straight-body design makes this Waterway part especially practical in plumbing runs where a direct connection path is preferred

Balboa X-P genuine daughter PCB board

or damaged and the support cart needs proper reassembly

and S360T models

Pentair O-Ring Kit .535" x 17.73" ID [Blue Stripes] (53008800Z) zurnwilkins An impeller like this isLarge format equipment seals need the right diameter, cross section, and material feel to seat evenly and hold under normal operating pressure. This blue striped O ring kit measures . 535 inch by 17. 73 inch ID and is intended for compatible Pentair equipment that requires this exact sealing profile. Large replacement O ring kit for compatible Pentair assemblies Blue stripe identification helps distinguish it from similar seals Supports leak control