{"product_id":"pentair-lid-o-ring-436-5-85-0-275-350013z","title":"Pentair Lid O‑Ring #436 (5.85″ × 0.275″) | 350013Z","description":"\u003ch2\u003ePentair Lid O‑Ring #436 (5.85″ × 0.275″)\u003c\/h2\u003e\n\u003cp\u003eOEM‑grade Pentair Lid O‑Ring #436 seals pool pump lids to prevent leaks and maintain proper circulation.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOEM lid seal designed for Pentair pool pump lids.\u003c\/li\u003e\n\u003cli\u003e5.85″ ID × 0.275″ cross‑section for accurate fit.\u003c\/li\u003e\n\u003cli\u003eDurable Buna‑N rubber resists pool chemicals and wear. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThis Pentair Lid O‑Ring #436 provides a reliable seal for pump lids and strainer covers on compatible Pentair pumps, helping prevent water and air leaks that reduce system performance. Made from tough, flexible rubber, the O‑ring resists chemical exposure and compression set. Replacing a worn or cracked O‑ring restores proper sealing and helps maintain efficient pump priming and flow. \u003c\/p\u003e\n\u003ch3\u003ePro Tip\u003c\/h3\u003e\n\u003cp\u003eBefore seating the O‑ring, apply a thin layer of pool‑safe silicone lubricant to improve longevity and make future lid removal easier. A clean sealing surface and proper lubrication extend service life.\u003c\/p\u003e\n\u003ch3\u003eInstallation Tips\u003c\/h3\u003e\n\u003cp\u003eClean the lid sealing surface and track before installing. Lubricate the O‑ring lightly with pool‑safe silicone lube for easier installation and improved sealing. Ensure correct orientation and check fit before running the pump.\u003c\/p\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":42214372147285,"sku":"350013Z","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0105\/0837\/0005\/files\/21Ml0fANYtL.__AC_QL70_FMwebp.webp?v=1751474180","url":"https:\/\/www.epoolsupply.com\/products\/pentair-lid-o-ring-436-5-85-0-275-350013z","provider":"ePoolSupply","version":"1.0","type":"link"}