{"product_id":"o-523kit-aladdin-hayward-psv-valve-o-ring-kit-psxvz2a","title":"O-523KIT | Aladdin Hayward PSV Valve O-Ring Kit | PSXVZ2A","description":"\u003cp data-start=\"191\" data-end=\"905\"\u003eThe Aladdin O-523KIT is a complete O-ring replacement kit designed for the Hayward PSV Series diverter and check valves (OEM part number PSXVZ2A). It includes a gasket and all necessary O-rings required to reseal the valve key and cover — providing a tight, leak-proof seal and helping restore reliable flow control. This kit is ideal for maintenance or repair of Hayward PSV valves to prevent leaks, ensure proper valve function, and extend the lifespan of the valve body. The precision-fit rings are manufactured for durability and chemical resistance in chlorinated pool environments, making the O-523KIT a cost-effective, turnkey solution for pool and spa plumbing upkeep.\u003c\/p\u003e\n\u003ch3 data-start=\"907\" data-end=\"921\"\u003eHighlights\u003c\/h3\u003e\n\u003cul data-start=\"922\" data-end=\"1910\"\u003e\n\u003cli data-start=\"922\" data-end=\"1116\"\u003e\n\u003cp data-start=\"924\" data-end=\"1116\"\u003e\u003cstrong data-start=\"924\" data-end=\"946\"\u003eComplete Seal Kit:\u003c\/strong\u003e Includes gasket G-391\/2 and O-rings (O-158 and O-440) needed to reseal the key and cover of PSV valves — no extra parts required.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1117\" data-end=\"1302\"\u003e\n\u003cp data-start=\"1119\" data-end=\"1302\"\u003e\u003cstrong data-start=\"1119\" data-end=\"1141\"\u003eOEM Compatibility:\u003c\/strong\u003e Engineered specifically for Hayward PSV Series diverter and check valves (PSXVZ2A), ensuring proper fit and performance.\u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1303\" data-end=\"1504\"\u003e\n\u003cp data-start=\"1305\" data-end=\"1504\"\u003e\u003cstrong data-start=\"1305\" data-end=\"1348\"\u003ePrevents Leaks \u0026amp; Improves Flow Control:\u003c\/strong\u003e Replaces worn seals to restore tight closure and proper valve operation, reducing the risk of leaks or bypass flow.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1505\" data-end=\"1704\"\u003e\n\u003cp data-start=\"1507\" data-end=\"1704\"\u003e\u003cstrong data-start=\"1507\" data-end=\"1537\"\u003eDurable Replacement Parts:\u003c\/strong\u003e O-rings are made from pool-grade materials that resist chemical exposure and degrade slowly — ideal for long-term maintenance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1705\" data-end=\"1910\"\u003e\n\u003cp data-start=\"1707\" data-end=\"1910\"\u003e\u003cstrong data-start=\"1707\" data-end=\"1747\"\u003eCost-Effective Maintenance Solution:\u003c\/strong\u003e Offers an inexpensive way to service or refurbish a PSV valve without needing full valve replacement, saving time and money.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIncludes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e \u003cstrong\u003e(1)\u003c\/strong\u003e Gasket G-391\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003e(2)\u003c\/strong\u003e O-Rings O-158\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003e(1)\u003c\/strong\u003e O-Ring O-440\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"290\" data-end=\"309\"\u003eAdditional Info\u003c\/h3\u003e\n\u003cp data-start=\"310\" data-end=\"749\"\u003eThe Aladdin O-523KIT provides all essential seals for Hayward PSV Series diverter and check valves (PSXVZ2A), including the G-391\/2 gasket and key\/cover O-rings. This section helps Discount Pool Mart walk-in customers confirm whether the kit fits their valve, understand where each O-ring goes, and identify common leak sources before picking it up in store. These FAQs support faster service, better flow control, and leak-free operation.\u003c\/p\u003e\n\u003ch2 data-start=\"751\" data-end=\"781\"\u003eCompatibility and Fitment\u003c\/h2\u003e\n\u003cp data-start=\"782\" data-end=\"891\"\u003eWalk-in customers often bring their old valve or photos to confirm whether the O-523KIT is the correct match.\u003c\/p\u003e\n\u003ch4 data-start=\"893\" data-end=\"956\"\u003eHow do I confirm the O-523KIT fits my Hayward PSV valve?\u003c\/h4\u003e\n\u003cp data-start=\"957\" data-end=\"1157\"\u003eLook for PSV markings or the PSXVZ2A reference on the valve body. If present, the O-523KIT is the correct rebuild set. Bringing photos to Discount Pool Mart helps staff verify compatibility instantly.\u003c\/p\u003e\n\u003ch4 data-start=\"1159\" data-end=\"1246\"\u003eWill this kit work for both diverter and check-valve versions of the PSV series?\u003c\/h4\u003e\n\u003cp data-start=\"1247\" data-end=\"1379\"\u003eYes, the sealing layout is shared across both styles. The included gasket and O-rings match the standard PSV key and cover assembly.\u003c\/p\u003e\n\u003ch4 data-start=\"1381\" data-end=\"1448\"\u003eCan this kit fix slow leaks or seepage around the valve lid?\u003c\/h4\u003e\n\u003cp data-start=\"1449\" data-end=\"1598\"\u003eYes, worn cover O-rings and gaskets are the most common cause of lid seepage. Replacing them with the O-523KIT components usually resolves the issue.\u003c\/p\u003e\n\u003ch2 data-start=\"1600\" data-end=\"1637\"\u003eInstallation and Troubleshooting\u003c\/h2\u003e\n\u003cp data-start=\"1638\" data-end=\"1749\"\u003eDiscount Pool Mart customers frequently ask how to position the seals and what symptoms indicate deterioration.\u003c\/p\u003e\n\u003ch4 data-start=\"1751\" data-end=\"1798\"\u003eWhere do the O-158 and O-440 O-rings go?\u003c\/h4\u003e\n\u003cp data-start=\"1799\" data-end=\"1926\"\u003eThe O-158 seals the rotating key, while O-440 installs beneath the cover. The G-391\/2 gasket completes the lid sealing surface.\u003c\/p\u003e\n\u003ch4 data-start=\"1928\" data-end=\"1985\"\u003eWhat should I clean before installing new O-rings?\u003c\/h4\u003e\n\u003cp data-start=\"1986\" data-end=\"2107\"\u003eRemove debris, scale, and old lubricant from the key channel and lid groove. Clean surfaces help the O-rings seat evenly.\u003c\/p\u003e\n\u003ch4 data-start=\"2109\" data-end=\"2183\"\u003eHow do I confirm the valve is sealing correctly after installation?\u003c\/h4\u003e\n\u003cp data-start=\"2184\" data-end=\"2324\"\u003eYou should feel smooth key rotation and observe no moisture around the cover. Flow should redirect cleanly when turning the diverter handle.\u003c\/p\u003e\n\u003ch2 data-start=\"2326\" data-end=\"2365\"\u003eIn-Store Pickup and Local Guidance\u003c\/h2\u003e\n\u003cp data-start=\"2366\" data-end=\"2441\"\u003eThis section prepares customers for a smoother visit to Discount Pool Mart.\u003c\/p\u003e\n\u003ch4 data-start=\"2443\" data-end=\"2504\"\u003eIs the O-523KIT usually available for same-day pickup?\u003c\/h4\u003e\n\u003cp data-start=\"2505\" data-end=\"2611\"\u003eYes, it is commonly stocked due to frequent PSV maintenance. Calling ahead ensures immediate availability.\u003c\/p\u003e\n\u003ch4 data-start=\"2613\" data-end=\"2678\"\u003eShould I bring the old gasket or valve key for comparison?\u003c\/h4\u003e\n\u003cp data-start=\"2679\" data-end=\"2802\"\u003eYes, walk-in customers often bring these parts so staff can verify sizing and confirm no other components need replacement.\u003c\/p\u003e\n\u003ch4 data-start=\"2804\" data-end=\"2870\"\u003eDo customers often purchase additional items with this kit?\u003c\/h4\u003e\n\u003cp data-start=\"2871\" data-end=\"2965\"\u003eMany pick up silicone lubricant, replacement lids, or new diverter handles during PSV service.\u003c\/p\u003e","brand":"Aladdin","offers":[{"title":"Default Title","offer_id":51020510822688,"sku":"O-523KIT","price":4.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0922\/3326\/9536\/files\/O-523KITAladdinHaywardPSVValveO-RingKitPSXVZ2ADiscountPoolMart_1.jpg?v=1777146293","url":"https:\/\/discountpoolmart.com\/products\/o-523kit-aladdin-hayward-psv-valve-o-ring-kit-psxvz2a","provider":"Discount Pool Mart","version":"1.0","type":"link"}