{"product_id":"pentairsuperflostraineroring357255zpen357255z","title":"Pentair SuperFlo Strainer O-Ring | 357255Z","description":"\u003cdiv\u003e\n  \u003ch2\u003ePentair SuperFlo \/ SuperFlo VS-VST \/ OptiFlo Pump Lid O-Ring (Strainer Cover Seal) | 357255Z\u003c\/h2\u003e\n\n  \u003cp\u003e\n    The Pentair \u003cstrong\u003e357255Z\u003c\/strong\u003e is an OEM \u003cstrong\u003estrainer lid (pump basket cover) O-ring\u003c\/strong\u003e that seals the clear lid to the pump\n    housing. A good lid seal is critical for maintaining prime, preventing air leaks on the suction side, and stopping water seepage around\n    the strainer cover.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eKey Features\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRestores a watertight \/ airtight lid seal\u003c\/strong\u003e between the strainer cover and pump housing\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHelps prevent suction air leaks\u003c\/strong\u003e that can cause bubbles at returns, loss of prime, or noisy\/cavitating operation\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOEM fit:\u003c\/strong\u003e correct size and profile for compatible Pentair\/Sta-Rite pump lids\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDurable elastomer:\u003c\/strong\u003e designed to handle outdoor equipment conditions and normal pool chemistry exposure\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eCompatibility\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePentair SuperFlo\u003c\/strong\u003e inground pool \u0026amp; spa pumps\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePentair SuperFlo VS \/ SuperFlo VST\u003c\/strong\u003e variable speed pumps\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePentair OptiFlo\u003c\/strong\u003e pumps\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSta-Rite SuperMax\u003c\/strong\u003e (and select SuperMax VS) pumps that specify 357255Z for the lid seal\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\n    \u003cem\u003eTip:\u003c\/em\u003e Always match the part number from your pump’s parts diagram or the old O-ring packaging to ensure proper fit.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eCommon Signs You Need a New Lid O-Ring\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eWater drips or leaves a wet ring around the lid\u003c\/li\u003e\n    \u003cli\u003eAir bubbles visible in the pump basket or returning to the pool\u003c\/li\u003e\n    \u003cli\u003ePump loses prime after shutting off\u003c\/li\u003e\n    \u003cli\u003eO-ring is flattened, cracked, swollen, or sticky\u003c\/li\u003e\n    \u003cli\u003eLid becomes unusually hard to tighten or won’t seal consistently\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eTurn off the pump and relieve pressure before opening the lid.\u003c\/li\u003e\n    \u003cli\u003eRemove the old O-ring and \u003cstrong\u003eclean the lid groove and sealing surface\u003c\/strong\u003e (dirt\/sand often causes leaks).\u003c\/li\u003e\n    \u003cli\u003eLightly lubricate the new O-ring with a \u003cstrong\u003esilicone-based pool lube\u003c\/strong\u003e (do not use petroleum-based grease).\u003c\/li\u003e\n    \u003cli\u003eSeat the O-ring evenly (no twists), reinstall the lid, and hand-tighten per pump instructions.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eRelated Products\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=357255Z\"\u003eSearch Aqua Pool Supply for 357255Z\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=SuperFlo%20lid\"\u003ePentair SuperFlo lids \u0026amp; clamps\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=SuperFlo%20basket\"\u003ePentair SuperFlo pump baskets\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=OptiFlo%20parts\"\u003ePentair OptiFlo replacement parts\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=SuperMax%20parts\"\u003eSta-Rite SuperMax replacement parts\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/pages\/search-results-page?q=silicone%20pool%20lube\"\u003eSilicone O-ring lubricant\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eMaintenance Tips\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eClean and re-lube the lid O-ring a few times per season—dry O-rings are a common cause of air leaks.\u003c\/li\u003e\n    \u003cli\u003eKeep the lid and sealing surfaces free of sand and debris when servicing the pump basket.\u003c\/li\u003e\n    \u003cli\u003eIf the O-ring fails repeatedly, inspect the lid for cracks\/warping and the housing rim for nicks that prevent sealing.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n","brand":"Pentair","offers":[{"title":"Default Title","offer_id":52589950566716,"sku":"357255Z","price":8.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0736\/3280\/9276\/files\/pentair-superflo-strainer-o-ring-357255z-pump-parts-5601148.jpg?v=1771561394","url":"https:\/\/aquapoolsupply.com\/products\/pentairsuperflostraineroring357255zpen357255z","provider":"Aqua Pool Supply","version":"1.0","type":"link"}