{"product_id":"601-series-wafer-check-valves-2-1-2-in-to-12-in-sizes","title":"601 Series Wafer Check Valves, 2-1\/2 in. to 12 in. Sizes","description":"\u003cp\u003eThe 601 Series Wafer Check Valve is a single-disc, non-return valve engineered for thermoplastic piping systems where installation space is limited and reliable backflow prevention is essential. Built from PVC Type I with EPDM O-ring seals and a 316 stainless steel spring, this valve installs between standard flanges without spacers and performs in both horizontal and vertical piping orientations.\u003c\/p\u003e\n\u003cp\u003eThe 601 Series covers 2-1\/2\" through 12\", split across two product lines: the \u003cstrong\u003e601N\u003c\/strong\u003e for sizes 2-1\/2\" through 8\", and the \u003cstrong\u003e601NP\u003c\/strong\u003e for sizes 10\" and 12\". Both share the same core materials and wafer-style body conforming to ASME\/ANSI B16.1 Class 150 face-to-face dimensions. Materials are NSF-61 certified for potable water applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompact wafer body fits tight installations without a spacer between PVC Schedule 80 flanges\u003c\/li\u003e\n\u003cli\u003eSingle-disc design rated for horizontal and vertical piping\u003c\/li\u003e\n\u003cli\u003e316 stainless steel spring dampens disc movement to prevent water hammer and extend service life - spring is removable if desired\u003c\/li\u003e\n\u003cli\u003eFull vacuum rating of 29.9 Hg (inches mercury)\u003c\/li\u003e\n\u003cli\u003eServiceable design with repair parts and replacement O-rings available\u003c\/li\u003e\n\u003cli\u003eNSF-61 certified materials suitable for potable water use\u003c\/li\u003e\n\u003cli\u003eRecommended for industrial process piping, commercial pools and water parks, aquaculture, aquarium and zoo support systems, marine and saltwater applications, and water and wastewater treatment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e601N - Sizes 2-1\/2 in. through 8 in.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWorking pressure: 150 psi non-shock water at 73°F\u003c\/li\u003e\n\u003cli\u003eCracking pressure: 0.5 psi\u003c\/li\u003e\n\u003cli\u003eO-ring seal: EPDM\u003c\/li\u003e\n\u003cli\u003ePVC locating ears included for proper flange alignment\u003c\/li\u003e\n\u003cli\u003ePressure ratings should be derated for elevated process temperatures\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e601NP - Sizes 10 in. and 12 in.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWorking pressure: 87 psi non-shock water at 73°F\u003c\/li\u003e\n\u003cli\u003eCracking pressure: 0.30 psi\u003c\/li\u003e\n\u003cli\u003eO-ring seal: EPDM\u003c\/li\u003e\n\u003cli\u003eGaskets included for installation between Class 150 flanges\u003c\/li\u003e\n\u003cli\u003ePressure ratings should be derated for elevated process temperatures\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Colonial","offers":[{"title":"2-1\/2 in.","offer_id":48188867936468,"sku":"V27601N","price":473.73,"currency_code":"USD","in_stock":true},{"title":"3 in.","offer_id":48188867969236,"sku":"V30601N","price":531.33,"currency_code":"USD","in_stock":true},{"title":"4 in.","offer_id":48188823044308,"sku":"V40601N","price":603.33,"currency_code":"USD","in_stock":true},{"title":"6 in.","offer_id":48188823077076,"sku":"V60601N","price":883.32,"currency_code":"USD","in_stock":true},{"title":"8 in.","offer_id":48188823109844,"sku":"V80601N","price":1283.32,"currency_code":"USD","in_stock":true},{"title":"10 in.","offer_id":48188868002004,"sku":"V100601NP","price":2549.97,"currency_code":"USD","in_stock":true},{"title":"12 in.","offer_id":48188868034772,"sku":"V120601NP","price":3951.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/2424\/0340\/files\/Colonial-601N-Series-Wafer-Check-Valve.jpg?v=1782823037","url":"https:\/\/alscoind.com\/products\/601-series-wafer-check-valves-2-1-2-in-to-12-in-sizes","provider":"Alsco Industrial","version":"1.0","type":"link"}