{"product_id":"pentaircleanclearposiclearpredatortankoring87300400zpen87300400z","title":"Pentair Clean \u0026 Clear\/Posi-Clear\/Predator Tank O-Ring | 87300400Z","description":"\u003cdiv\u003e\n\u003ch2\u003ePentair 87300400Z – Tank-Body O-Ring (Clean \u0026amp; Clear \/ Posi-Clear \/ Warrior \/ EasyClean Filters)\u003c\/h2\u003e\n\u003cp\u003eThe 87300400Z is a large-diameter body O-ring designed to seal the two halves of select Pentair filter tanks. It helps maintain an airtight, watertight seal under pressure — preventing leaks and ensuring efficient filtration.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOEM-grade replacement O-ring for Clean \u0026amp; Clear, Posi-Clear, Predator, Warrior, EasyClean (DE) and other Pentair filter tanks.\u003c\/li\u003e\n\u003cli\u003eApproximately 9.5″ outer diameter — matches the original design for proper sealing between tank halves.\u003c\/li\u003e\n\u003cli\u003eConstructed from pool-rated elastomer (Buna-N or similar) to resist chlorine, salt water, and common pool chemicals.\u003c\/li\u003e\n\u003cli\u003eSimple to replace — allows you to restore proper tank sealing and eliminate leaks without replacing the entire filter.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eManufacturer: Pentair\u003c\/li\u003e\n\u003cli\u003ePart Number: 87300400Z\u003c\/li\u003e\n\u003cli\u003eType: Body O-Ring (Tank Seal)\u003c\/li\u003e\n\u003cli\u003eOuter Diameter: Approx. 9.5 inches\u003c\/li\u003e\n\u003cli\u003eMaterial: Pool-rated rubber\/elastomer\u003c\/li\u003e\n\u003cli\u003eCompatible With: Pentair Clean \u0026amp; Clear, Posi-Clear, Predator, Warrior, EasyClean DE (and similar) filter tanks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen \u0026amp; Why to Use\u003c\/h3\u003e\n\u003cp\u003eInstall or replace the 87300400Z when your filter tank exhibits signs of leaks between the top and bottom halves, loses pressure or becomes difficult to seal, or after long-term use when the original gasket has become brittle or deformed. Replacing this seal restores proper tank pressure and filtration performance.\u003c\/p\u003e\n\u003ch3\u003eInstallation \u0026amp; Maintenance Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eShut off the pump and fully drain the filter before disassembly.\u003c\/li\u003e\n\u003cli\u003eRemove the old O-ring and clean the sealing surfaces thoroughly of sand, debris, or chemical buildup.\u003c\/li\u003e\n\u003cli\u003eLightly lubricate the new O-ring with a small amount of pool-safe silicone (if manufacturer recommends) to assist in sealing.\u003c\/li\u003e\n\u003cli\u003eEnsure even alignment of tank halves before tightening clamp \/ band for a zero-leak fit.\u003c\/li\u003e\n\u003cli\u003eInspect the O-ring each season — replace at first sign of cracking, flattening, or embedded debris to maintain sealing integrity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":46797791690927,"sku":"87300400Z","price":11.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6415\/2239\/files\/pentair-clean-clearposi-clearpredator-tank-o-ring-87300400z-pool-filter-parts-1128222.jpg?v=1777067397","url":"https:\/\/freshized.com\/products\/pentaircleanclearposiclearpredatortankoring87300400zpen87300400z","provider":"Freshized","version":"1.0","type":"link"}