{"product_id":"wilkins-rk6-350ck2-6-repair-kit-2-check-assembly","title":"Wilkins RK6-350CK2 | 6\" Repair Kit – #2 Check Assembly","description":"\u003cp\u003e\nThe Wilkins RK6-350CK2 is a complete repair kit designed for servicing the #2 check assembly in 6-inch commercial backflow preventers, ensuring reliable performance and system integrity.\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\n    6 Inches\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eCompatible Models:\u003c\/strong\u003e\n    350, 350A, 350DA, 375A, 375DA, 450DA, 475DA\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eAssembly Type:\u003c\/strong\u003e\n    #2 Check Assembly\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eApplication:\u003c\/strong\u003e\n    Commercial backflow preventers\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eKit Type:\u003c\/strong\u003e\n    Complete repair kit\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\u003eRK212-350CK2:\u003c\/strong\u003e\n    2 1\/2 Inches to 3 Inches version\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eRK4-350CK2:\u003c\/strong\u003e\n    Up to 4 Inches version\n  \u003c\/li\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eRK8-350CK2:\u003c\/strong\u003e\n    8 Inches to 12 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\u003eSeat Retainer components\u003c\/li\u003e\n  \u003cli\u003eO-Ring seals\u003c\/li\u003e\n  \u003cli\u003eStainless steel bolts and fasteners\u003c\/li\u003e\n  \u003cli\u003eWashers\u003c\/li\u003e\n  \u003cli\u003ePoppet retainer assembly\u003c\/li\u003e\n  \u003cli\u003eSeal rings\u003c\/li\u003e\n  \u003cli\u003eSeat assembly materials\u003c\/li\u003e\n  \u003cli\u003eSpecialty lubricant\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\nThis repair kit is designed for servicing second check assemblies in large-diameter commercial and industrial backflow prevention systems, including municipal water systems, industrial facilities, irrigation applications, fire protection systems, and commercial buildings requiring reliable backflow prevention maintenance.\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\nDesigned for use with backflow preventers meeting industry standards for commercial water supply protection\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\u003eComplete Assembly:\u003c\/strong\u003e Includes all necessary components for thorough #2 check assembly repair in one comprehensive kit.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Works with multiple Wilkins RK6-350CK2 model series including 350, 350A, 350DA, 375A, 375DA, 450DA, and 475DA backflow preventers.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProfessional-Grade Components:\u003c\/strong\u003e Features high-quality seals, retainers, and fasteners designed for long-lasting performance in demanding commercial applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaintenance Ready:\u003c\/strong\u003e Provides everything needed for efficient servicing, including specialty lubricant to ensure proper installation and operation.\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 valve models are compatible with the Zurn RK6-350CK2 repair kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This kit is compatible with 6-inch Models 350, 350A, 350DA, 375A, 375DA, 450DA, and 475DA backflow preventers.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What components are included in the Zurn RK6-350CK2?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The kit includes Seat Retainer #2, O-Ring Check, Bolt Poppet Retainer, Washer Poppet Bolt, O-Ring Poppet Bolt, Poppet Retainer, Seal Ring, Seat Assembly #2 Poppet, and Lubricant.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this repair kit for other valve sizes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No, this kit is specifically designed for 6-inch valves. For other sizes, use RK212-350CK2 (2-1\/2\"–3\"), RK4-350CK2 (up to 4\"), or RK8-350CK2 (8\"–12\").\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":42914910044223,"sku":"RK6-350CK2","price":613.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0985\/files\/RK6-350CK2_AF.png?v=1770568787","url":"https:\/\/bottlefillingstations.com\/products\/wilkins-rk6-350ck2-6-repair-kit-2-check-assembly","provider":"BottleFillingStations.com","version":"1.0","type":"link"}