{"product_id":"4-stainless-steel-pipe-coupling-350psi","title":"4″ Stainless Steel Pipe Coupling | 350PSI","description":"\u003cp\u003e\u003cspan\u003eOur 4″ Stainless Steel Pipe Coupling is engineered for high-performance sealing in commercial and industrial piping systems. Constructed with a 304 stainless steel housing, nuts, and bolts, this coupling delivers excellent corrosion resistance, mechanical strength, and long-term durability in demanding environments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe coupling features a premium EPDM elastomer gasket, providing superior resistance to water, steam, ozone, and weathering. This ensures a reliable, leak-free seal across a wide range of operating conditions. With a maximum working pressure of 350 PSI, this coupling is ideal for high-pressure water filtration systems, RO equipment, and industrial fluid transfer applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIts split-body design allows for fast installation and easy maintenance without disassembling the piping system, reducing downtime and labor costs. Precision-machined components ensure uniform clamping force and consistent sealing performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan style=\"color:#c8721f\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/span\u003e:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• Water filtration systems\u003cbr\u003e• Reverse osmosis systems\u003cbr\u003e• Commercial plumbing\u003cbr\u003e• Industrial process piping\u003cbr\u003e• HVAC systems\u003cbr\u003e• Irrigation systems\u003cbr\u003e• OEM equipment\u003cbr\u003e• Municipal water systems\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specification\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eDetails\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eNominal Size\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e4″\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eBody Material\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e304 Stainless Steel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eFasteners\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e304 Stainless Steel\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eGasket\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eEPDM\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eMax Working Pressure\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003e350 PSI\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eTemperature Range\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eSuitable for hot \u0026amp; cold\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eInstallation\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eMechanical clamp\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eConnection Type\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e\u003cspan\u003eSplit coupling\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e304 stainless steel housing, nuts \u0026amp; bolts\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4″ nominal pipe size\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEPDM gasket for superior sealing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e350 PSI maximum working pressure\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCorrosion and rust-resistant\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSplit-body clamp design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLeak-proof performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIndustrial-grade construction\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eShipping Information\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eOptimal Purity Solutions\u003c\/strong\u003e is committed to fast, reliable, and professional fulfillment for our authorized dealer network.\u003c\/p\u003e\n\u003cp\u003eFulfillment \u0026amp; Processing\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOrder Processing:\u003c\/strong\u003e Most in-stock orders ship within \u003cstrong\u003e1–2 business days\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCustom\/OEM Builds:\u003c\/strong\u003e Lead times vary by configuration; your sales representative will confirm timelines\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eShipping Coverage\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDomestic:\u003c\/strong\u003e Nationwide shipping throughout the United States\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInternational:\u003c\/strong\u003e Available for qualified distributors (terms and transit times vary)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCarriers \u0026amp; Methods\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eShipments are sent via \u003cstrong\u003etrusted national freight and parcel carriers\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLTL\/FTL freight\u003c\/strong\u003e available for pallets and bulk orders\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExpedited shipping options available upon request\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePackaging \u0026amp; Handling\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eProducts are \u003cstrong\u003eprofessionally packaged\u003c\/strong\u003e to protect against damage in transit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePalletized and freight shipments are \u003cstrong\u003esecured and labeled\u003c\/strong\u003e to industry standards\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTracking \u0026amp; Support\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eTracking information is provided once your order ships\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOur logistics team is available to assist with \u003cstrong\u003erouting, delivery coordination, and special requirements\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eImportant Notes\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eShipping costs are calculated based on \u003cstrong\u003eweight, dimensions, destination, and service level\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDamages or discrepancies\u003c\/strong\u003e must be reported within \u003cstrong\u003e48 hours of delivery\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eProducts are sold \u003cstrong\u003eexclusively through authorized water treatment dealers and partners\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Optimal Purity Solutions","offers":[{"title":"Default Title","offer_id":67819403804715,"sku":"4-304-350","price":55.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0803\/9497\/7323\/files\/886b7f_217289ddfab647ef90623a938786479dmv2.png?v=1791813132","url":"https:\/\/shop.optimalpuritysolutions.com\/products\/4-stainless-steel-pipe-coupling-350psi","provider":"Optimal Purity Solutions","version":"1.0","type":"link"}