{"product_id":"zurn-wilkins-rk212-975r-model-975-rubber-repair-kit-2-12-6","title":"Wilkins RK212-975R | Model 975 Rubber Repair Kit, 2-1\/2\" - 6\"","description":"\u003cp\u003e\nThe Wilkins RK212-975R is a comprehensive elastomer seal kit designed to restore discontinued 2-1\/2\" to 6\" Model 975 Reduced Pressure Principle Backflow Preventers.\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 Range:\u003c\/strong\u003e\n    2-1\/2 to 6 Inches\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eCompatible Model:\u003c\/strong\u003e\n    Model 975 (discontinued)\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eKit Components:\u003c\/strong\u003e\n    Eight rubber seals and o-rings\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eApplication Type:\u003c\/strong\u003e\n    Repair kit accessory\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003ePrimary Function:\u003c\/strong\u003e\n    Relief valve seal replacement\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\u003eN\/A:\u003c\/strong\u003e\n    This is a specific kit for large, discontinued Model 975 units. Newer 300\/400 series models recommended as replacements.\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\u003eRubber diaphragm\u003c\/li\u003e\n  \u003cli\u003eElastomer o-rings\u003c\/li\u003e\n  \u003cli\u003eRubber seal ring\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\nUsed for servicing and maintaining discontinued 2-1\/2\" to 6\" Model 975 Reduced Pressure Principle Backflow Preventers in commercial, industrial, and institutional water supply systems requiring reliable backflow prevention.\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 applicable water supply protection standards\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 Seal Replacement:\u003c\/strong\u003e Includes all eight essential rubber components for comprehensive relief valve restoration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTargeted Compatibility:\u003c\/strong\u003e Specifically engineered for large 2-1\/2\" to 6\" discontinued Model 975 backflow preventers.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExtended Equipment Life:\u003c\/strong\u003e Restores proper sealing function to aging units, postponing costly full assembly replacement.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComprehensive Kit:\u003c\/strong\u003e Contains diaphragm, spring retainer o-ring, stem guide o-ring, stem o-ring, seal ring, sensing line o-ring, large o-ring, and small o-ring.\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: What components are included in the Zurn RK212-975R repair kit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The Zurn RK212-975R includes one diaphragm, one spring retainer o-ring, one stem guide o-ring, one stem o-ring, one seal ring, one sensing line o-ring, one large o-ring, and one small o-ring.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Which backflow preventer models is this repair kit compatible with?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: This kit is designed exclusively for discontinued 2-1\/2\" to 6\" Model 975 Reduced Pressure Principle Backflow Preventers. For newer installations, consider the 300\/400 series models.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can this repair kit be used on smaller Model 975 units?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No, the Wilkins RK212-975R is specifically sized for large 2-1\/2\" to 6\" Model 975 units. Different repair kits are required for smaller sizes.\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":42914921283647,"sku":"RK212-975R","price":111.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0985\/files\/RK212-975R.png?v=1770569261","url":"https:\/\/bottlefillingstations.com\/products\/zurn-wilkins-rk212-975r-model-975-rubber-repair-kit-2-12-6","provider":"BottleFillingStations.com","version":"1.0","type":"link"}