Pentair O-Ring Kit .535" x 17.73" ID [Blue Stripes] (53008800Z) zurnwilkins The pump tube is a

The pump tube is a small part with a big role in pH management

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

A properly selected replacement helps restore intended temperature regulation and supports more consistent heater behavior

The SPX1580AAT is a practical replacement for compatible Hayward Power-Flo LX SP1580 pumps that need renewed volute support and cleaner long-term operation

Pentair O-Ring Kit .535" x 17.73" ID [Blue Stripes] (53008800Z) zurnwilkins The pump tube is aLarge 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