{"product_id":"value-collection-zmscs70044-silicone-o-ring-dash-044","title":"Value Collection ZMSCS70044 Silicone O-ring Dash 044","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe VALUE COLLECTION ZMSCS70044 is a Dash 044 silicone O-ring with a round cross section, designed for static and dynamic sealing applications across HVAC, plumbing, and industrial fluid systems. It measures 3.75 inches inside diameter, 3.875 inches outside diameter, and 0.0625 inches thick. The silicone compound delivers a working temperature range of -80 degrees F to 450 degrees F, making it a practical choice where extreme heat cycles or cold ambient conditions are present. Hardness is rated at 70 Shore A. Each package contains 10 O-rings. Licensed tradespeople and maintenance technicians handling fluid sealing, refrigerant fittings, or process piping typically source this size.\u003c\/p\u003e\n\u003cp\u003eThis O-ring is suited for applications requiring wide temperature tolerance and good dry heat resistance. Silicone compounds in this hardness range also offer good weather and ozone resistance. Note that oil resistance is limited, so verify fluid compatibility before installation. Typical use cases include sealing flanged joints, pipe unions, valve bodies, and access port covers in residential and light commercial mechanical systems where temperature extremes are a design factor.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eSilicone material rated from -80 degrees F to 450 degrees F continuous service\u003c\/li\u003e\n  \u003cli\u003eDash 044 standard sizing: 3.75 inches ID, 3.875 inches OD, 0.0625 inches thick\u003c\/li\u003e\n  \u003cli\u003e70 Shore A hardness for firm, reliable compression sealing\u003c\/li\u003e\n  \u003cli\u003eRound cross section for straightforward groove seating\u003c\/li\u003e\n  \u003cli\u003eCompatible with oils, chemicals, and solvents where silicone is rated appropriate\u003c\/li\u003e\n  \u003cli\u003ePackaged in quantities of 10 for bench stock and service van inventory\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a standard Dash 044 O-ring replacement for sealing applications that call for a 3.75 inches ID silicone O-ring. Confirm groove dimensions and fluid compatibility before installation, as oil resistance is limited with this silicone compound.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eSilicone O-rings should be installed by a qualified technician familiar with mechanical sealing standards. De-energize and depressurize the system completely before removing any existing seal. Inspect the groove for burrs, nicks, or contamination before seating the new O-ring. Do not use petroleum-based lubricants with silicone seals; consult the system manufacturer for an approved assembly lubricant.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInside Diameter\u003c\/strong\u003e: 3.75 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutside Diameter\u003c\/strong\u003e: 3.875 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 0.0625 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDash Number\u003c\/strong\u003e: 044\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCross Section Shape\u003c\/strong\u003e: Round\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Silicone\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness\u003c\/strong\u003e: 70 Shore A\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness Rating\u003c\/strong\u003e: Hard\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMinimum Working Temperature\u003c\/strong\u003e: -80 degrees F\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Working Temperature\u003c\/strong\u003e: 450 degrees F\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor\u003c\/strong\u003e: White\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible With\u003c\/strong\u003e: Oils, Chemicals, Solvents (limited oil resistance)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 10\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.02 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFDA Approved\u003c\/strong\u003e: No\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 31401503\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: VALUE COLLECTION\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: ZMSCS70044\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51698185896242,"sku":"ZMSCS70044","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/d07c30dd8efcd500b8bb1759bdfbae86_fd0aa267-98ea-411a-a5a7-1e0969ba1d09.jpg?v=1788358998","url":"https:\/\/voomisupply.com\/products\/value-collection-zmscs70044-silicone-o-ring-dash-044","provider":"Voomi Supply","version":"1.0","type":"link"}