{"product_id":"haywardtankboltsetecx1642ahppecx1642a","title":"Hayward Tank Bolt Set | ECX1642A","description":"\u003cdiv class=\"product-description\"\u003e\n\n  \u003ch2\u003eHayward ECX1642A Tank Bolt Set (Stainless Steel) for Perflex® Extended-Cycle D.E. \u0026amp; Select Hayward Sand Filters\u003c\/h2\u003e\n\n  \u003cp\u003e\n    The Hayward \u003cstrong\u003eECX1642A\u003c\/strong\u003e is an OEM \u003cstrong\u003etank\/head bolt set\u003c\/strong\u003e used to clamp and secure the tank\/head assembly on\n    compatible Hayward filters. If your existing hardware is rusted, stripped, missing, or no longer tightens evenly, replacing the bolt set\n    helps restore a \u003cstrong\u003esecure, leak-resistant seal\u003c\/strong\u003e and safer filter operation.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eFits \/ Compatibility\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eHayward \u003cstrong\u003ePerflex\u003c\/strong\u003e Extended-Cycle D.E. filters: \u003cstrong\u003eEC65\u003c\/strong\u003e, \u003cstrong\u003eEC65A\u003c\/strong\u003e, \u003cstrong\u003eEC75\u003c\/strong\u003e, \u003cstrong\u003eEC75A\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003eAlso commonly listed for select Hayward sand filter applications including \u003cstrong\u003eS160T\u003c\/strong\u003e, \u003cstrong\u003eS200\u003c\/strong\u003e, and \u003cstrong\u003eS240\u003c\/strong\u003e (verify your parts diagram)\u003c\/li\u003e\n    \u003cli\u003ePool Type: \u003cstrong\u003eIn-Ground\u003c\/strong\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eWhat’s Included\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e(1) \u003cstrong\u003e1\/4\"-20\u003c\/strong\u003e hex head bolt (commonly \u003cstrong\u003e1-3\/4\"\u003c\/strong\u003e length)\u003c\/li\u003e\n    \u003cli\u003e(1) hex nut\u003c\/li\u003e\n    \u003cli\u003e(2) flat washers\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp\u003e\n    \u003cstrong\u003eNote:\u003c\/strong\u003e This SKU is typically sold as \u003cstrong\u003eone\u003c\/strong\u003e bolt set (one bolt + hardware). Your filter may use\n    multiple bolts around the tank\/head—order the quantity needed for your model.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eCommon Reasons to Replace\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eRust\/corrosion on existing hardware\u003c\/li\u003e\n    \u003cli\u003eStripped threads or rounded hardware\u003c\/li\u003e\n    \u003cli\u003eUneven clamp tension that contributes to seepage at the tank seal (after verifying the main O-ring is good)\u003c\/li\u003e\n    \u003cli\u003eMissing hardware discovered during service\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 \u003cstrong\u003erelieve filter pressure\u003c\/strong\u003e before loosening any tank hardware.\u003c\/li\u003e\n    \u003cli\u003eTighten hardware \u003cstrong\u003eevenly\u003c\/strong\u003e in small increments to help the head seat squarely and avoid pinching the main seal.\u003c\/li\u003e\n    \u003cli\u003eIf you’re servicing the tank\/head joint, inspect the \u003cstrong\u003emain tank O-ring\u003c\/strong\u003e and replace it if flattened, stretched, or nicked.\u003c\/li\u003e\n    \u003cli\u003eDo not overtighten—over-torque can crack plastic components or distort seals.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eSpecs (Quick Reference)\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003ePart Number: \u003cstrong\u003eECX1642A\u003c\/strong\u003e\n\u003c\/li\u003e\n    \u003cli\u003ePart Type: \u003cstrong\u003eFilter Parts\u003c\/strong\u003e (Tank\/Head Bolt Set)\u003c\/li\u003e\n    \u003cli\u003eMaterial: \u003cstrong\u003eStainless steel\u003c\/strong\u003e (bolt set)\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\/search?q=ECX1642A\"\u003eHayward ECX1642A Tank Bolt Set (search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=EC65%20Perflex%20parts\"\u003eHayward Perflex EC65 \/ EC65A Parts (search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=EC75%20Perflex%20parts\"\u003eHayward Perflex EC75 \/ EC75A Parts (search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=S200%20Hayward%20sand%20filter%20parts\"\u003eHayward S200 Sand Filter Parts (search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=filter%20tank%20o-ring%20hayward%20perflex\"\u003eHayward Perflex Tank O-Rings (search)\u003c\/a\u003e\u003c\/li\u003e\n    \u003cli\u003e\u003ca href=\"https:\/\/aquapoolsupply.com\/search?q=silicone%20pool%20lube\"\u003eSilicone O-Ring \u0026amp; Gasket Lubricant (search)\u003c\/a\u003e\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003chr\u003e\n\n  \u003ch3\u003eMaintenance Tips\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eAlways depressurize the filter before opening—never loosen tank hardware under pressure.\u003c\/li\u003e\n    \u003cli\u003eKeep sealing surfaces clean; grit and old D.E. can prevent even seating and cause seepage.\u003c\/li\u003e\n    \u003cli\u003eLightly lubricate large O-rings with silicone-based pool lubricant to reduce pinching and improve sealing.\u003c\/li\u003e\n    \u003cli\u003eIf leaks persist after tightening, inspect the tank\/head for warping or cracks and replace worn seals as needed.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n\u003c\/div\u003e","brand":"Hayward","offers":[{"title":"Default Title","offer_id":46797878919343,"sku":"ECX1642A","price":10.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6415\/2239\/files\/hayward-tank-bolt-set-ecx1642a-pool-filter-parts-3934499.jpg?v=1777068633","url":"https:\/\/freshized.com\/products\/haywardtankboltsetecx1642ahppecx1642a","provider":"Freshized","version":"1.0","type":"link"}