{"product_id":"waterwaysandfilterdrainoring8050224wwp8050224","title":"Waterway Sand Filter Drain O-Ring | 805-0224","description":"\u003cdiv\u003e\n  \u003ch2\u003eWaterway 805-0224 Union \/ Tailpiece O-Ring (For 1-1\/2\" Waterway Unions)\u003c\/h2\u003e\n\n  \u003cp\u003e\n    The Waterway 805-0224 is a replacement union\/tailpiece O-ring used to seal many Waterway 1-1\/2\" union-style connections.\n    It’s commonly found on Waterway gate valve unions and other threaded union\/tailpiece fittings where a reliable, serviceable seal is\n    required. Replacing a flattened or cracked O-ring helps stop drips at the union and can prevent suction-side air leaks.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eKey Details\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Waterway\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 805-0224\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePart Type:\u003c\/strong\u003e Union \/ tailpiece O-ring (threaded fitting seal)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTypical Use:\u003c\/strong\u003e 1-1\/2\" Waterway union and gate valve union connections\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eCommon O-Ring Size\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eInside Diameter (ID):\u003c\/strong\u003e 1-3\/4\"\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCross Section (Thickness):\u003c\/strong\u003e 1\/8\"\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eApprox. Outside Diameter (OD):\u003c\/strong\u003e ~2\"\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eCommon Applications\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eWaterway \u003cstrong\u003eNo-Flo\u003c\/strong\u003e 1-1\/2\" gate valve union seals\u003c\/li\u003e\n    \u003cli\u003eSelect Waterway \u003cstrong\u003eheater tailpiece\u003c\/strong\u003e and union connections (1-1\/2\")\u003c\/li\u003e\n    \u003cli\u003eSome Waterway filter assemblies that use this O-ring on threaded caps\/couplings (model-dependent)\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003e\n    Best practice: confirm fit by matching the part number from your equipment parts list or measuring your existing O-ring before ordering.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eWhat This O-Ring Does\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eSeals the union faces to prevent water leaks under pressure.\u003c\/li\u003e\n    \u003cli\u003eHelps prevent air intrusion on suction-side unions that can cause bubbles, noise, or priming issues.\u003c\/li\u003e\n    \u003cli\u003eMaintains an easy-to-service union connection without cutting plumbing.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eWhen to Replace\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eDripping or weeping at a union connection\u003c\/li\u003e\n    \u003cli\u003eFlattened, cracked, swollen, or nicked rubber\u003c\/li\u003e\n    \u003cli\u003eUnion must be overtightened to stop a leak\u003c\/li\u003e\n    \u003cli\u003eUnion was opened for service and the old seal no longer reseals reliably\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eTurn the pump off and relieve system pressure before opening the union.\u003c\/li\u003e\n    \u003cli\u003eRemove the old O-ring and clean the groove and mating faces (remove grit, scale, and residue).\u003c\/li\u003e\n    \u003cli\u003eSeat the new O-ring evenly—do not twist it.\u003c\/li\u003e\n    \u003cli\u003eLightly lubricate with pool-safe silicone lubricant (avoid petroleum-based products).\u003c\/li\u003e\n    \u003cli\u003eHand-tighten the union nut snugly; overtightening can distort the seal and cause leaks.\u003c\/li\u003e\n    \u003cli\u003eRestart the system and recheck for seepage once the system is running.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eMaintenance Tip\u003c\/h3\u003e\n  \u003cp\u003e\n    If a union still seeps after replacing the O-ring, inspect the union nut and tailpiece for hairline cracks and confirm the plumbing\n    is not putting stress on the union faces. Misalignment can prevent a new seal from seating correctly.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eRelated Products (Aqua Pool Supply)\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=waterway%201.5%20union%20nut\"\u003eWaterway 1-1\/2\" union nuts\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=waterway%20gate%20valve%201.5\"\u003eWaterway 1-1\/2\" gate valves\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=pool%20safe%20silicone%20lubricant\"\u003ePool-safe silicone lubricant\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=union%20o-ring%20assortment\"\u003eUnion O-ring assortments\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=waterway%20heater%20tailpiece\"\u003eWaterway heater tailpieces\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n","brand":"Waterway","offers":[{"title":"Default Title","offer_id":46797843497135,"sku":"805-0224","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6415\/2239\/files\/waterway-sand-filter-drain-o-ring-805-0224-pool-filter-parts-2227341.jpg?v=1777068077","url":"https:\/\/freshized.com\/products\/waterwaysandfilterdrainoring8050224wwp8050224","provider":"Freshized","version":"1.0","type":"link"}