Pentair O-Ring Kit .535" x 17.73" ID [Blue Stripes] (53008800Z) o-rings the system can lose the

the system can lose the dependable pressure-based response it should provide

Replacing both parts together can help restore dependable closure and simplify filter service

Clear design allows quick visual inspection of the pump basket

Helps move trapped air through the relief pathway

Pentair O-Ring Kit .535" x 17.73" ID [Blue Stripes] (53008800Z) o-rings the system can lose theLarge 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