{"product_id":"zurn-wilkins-rk6-375ck1-6-check-assembly-repair-kit-for-375a475da475dav","title":"Wilkins RK6-375CK1 | 6\" Check Assembly Repair Kit for 375A\/475DA\/475DAV","description":"\u003cp\u003e\nThe Wilkins RK6-375CK1 is a complete #1 check assembly repair kit designed to restore first check valve sealing and operation in 6 inch backflow preventers, eliminating the need for costly full unit replacement.\n\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eKey Specifications:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eSize:\u003c\/strong\u003e 6 Inches\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eCompatibility:\u003c\/strong\u003e Models 375A, 475DA, 475DAV\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eNotable Certifications:\u003c\/strong\u003e ASSE 1013 Listed, C-UL Classified\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eKit Components:\u003c\/strong\u003e Complete check assembly with seals\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eWarranty:\u003c\/strong\u003e 1-year limited warranty\n  \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eOther Related Variants:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eRK34-375CK1:\u003c\/strong\u003e 3\/4 Inch version\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eRK1-375CK1:\u003c\/strong\u003e 1 Inch version\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eRK112-375CK1:\u003c\/strong\u003e 1 1\/2 Inches version\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eRK2-375CK1:\u003c\/strong\u003e 2 Inches version\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eRK212-375CK1:\u003c\/strong\u003e 2 1\/2 Inches version\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eRK3-375CK1:\u003c\/strong\u003e 3 Inches version\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eRK4-375CK1:\u003c\/strong\u003e 4 Inches version\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eRK8-375CK1:\u003c\/strong\u003e 8 Inches version\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eRK10-375CK1:\u003c\/strong\u003e 10 Inches version\n  \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eMaterials:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStainless steel check assembly components\u003c\/li\u003e\n  \u003cli\u003eRubber O-rings and seal rings\u003c\/li\u003e\n  \u003cli\u003eBronze or brass seat assembly\u003c\/li\u003e\n  \u003cli\u003eCorrosion-resistant metal fasteners\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eTypical Installation:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp style=\"background: #f8f9fb; padding: 12px 14px; margin: 0; line-height: 1.7; color: #333;\"\u003e\nRepair and maintenance of first check assembly in commercial, industrial, and institutional backflow prevention systems; potable water protection applications; fire protection systems; irrigation systems; process water systems; and anywhere Models 375A, 475DA, or 475DAV backflow preventers are installed and require first check valve servicing.\n\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eStandards Compliance:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp style=\"background: #f8f9fb; border-left: 4px solid #1d85af; padding: 12px 14px; margin: 0; line-height: 1.7; color: #333;\"\u003e\nASSE 1013 Listed; C-UL Classified\n\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eFeatures \u0026amp; Benefits:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCost Savings:\u003c\/strong\u003e Reduces maintenance costs by avoiding full backflow preventer replacement while restoring proper check valve operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete Kit:\u003c\/strong\u003e Includes all necessary components for first check assembly repair—seat retainer, poppet, seals, O-rings, and fasteners.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Maintenance:\u003c\/strong\u003e Simplifies repair procedures with comprehensive kit containing every part needed for #1 check assembly restoration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertified Performance:\u003c\/strong\u003e ASSE 1013 Listed and C-UL Classified ensuring reliable backflow prevention compliance and safety standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Which backflow preventer models is the Zurn RK6-375CK1 compatible with?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The Zurn RK6-375CK1 is designed specifically for 6 inch Models 375A, 475DA, and 475DAV backflow preventers.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What components are included in this repair kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The kit includes the #1 check assembly, seat retainer, seat assembly, #1 poppet, poppet retainer, poppet bolt, seal ring, seat O-ring, poppet bolt O-ring, and washer.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this kit instead of replacing the entire backflow preventer?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, the Wilkins RK6-375CK1 is designed to restore first check valve sealing and operation, eliminating the need for costly full backflow preventer replacement when only the first check assembly requires service.\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cdiv id=\"W3TucRPBpqQA9ARvwg6ni-content\"\u003e\n  \u003cp\u003e\n    \u003cspan\u003e\n      \u003cstrong\u003eNOTICE:\u003c\/strong\u003e\n      Do not use with water that is unsafe or of unknown quality without adequate\n      disinfection either before or after the system.\n    \u003c\/span\u003e\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\n  \u003ci\u003e\n    \"Hydrate Everyone, Everywhere!\" BottleFillingStations.com |\n    \u003ca rel=\"noopener\" href=\"https:\/\/bottlefillingstations.com\/pages\/contact-us\" target=\"_blank\"\u003e\n      Contact us\n    \u003c\/a\u003e\n  \u003c\/i\u003e\n\u003c\/p\u003e","brand":"Zurn Wilkins","offers":[{"title":"Default Title","offer_id":42934992207935,"sku":"RK6-375CK1","price":726.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0985\/files\/RK6-375CK1_AF_b538f6d3-1a05-440a-86e9-4e20f575ead9.jpg?v=1771502178","url":"https:\/\/bottlefillingstations.com\/products\/zurn-wilkins-rk6-375ck1-6-check-assembly-repair-kit-for-375a475da475dav","provider":"BottleFillingStations.com","version":"1.0","type":"link"}