{"product_id":"value-collection-zmsch90146-o-ring-dash-146-nbr-90-duro","title":"Value Collection ZMSCH90146 O-ring Dash 146 Nbr 90 Duro","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe VALUE COLLECTION ZMSCH90146 is a Dash 146 O-ring manufactured from Nitrile Butadiene Rubber (Buna-N), the most widely used elastomer in fluid sealing applications. It measures 2.625 inches inside diameter, 2.8130 inches outside diameter, and 0.0937 inches thick with a round cross section. The compound is rated at 90 durometer, placing it in the extra hard hardness category. Its operating temperature range spans -40 degrees F to 250 degrees F, making it suitable for demanding environments. Licensed HVAC technicians, plumbers, pipefitters, and mechanical contractors install these seals routinely in systems handling petroleum-based fluids and lubricants.\u003c\/p\u003e\u003cp\u003eThis O-ring is suited for static and dynamic sealing applications in hydraulic systems, pneumatic assemblies, pumps, valves, and fluid fittings where contact with petroleum products is expected. The Buna-N compound delivers excellent resistance to petroleum-based fluids, oils, and fuels, along with strong compression set resistance and good tear and abrasion resistance. It conforms to SAE and MIL-Spec standards, making it appropriate for both commercial and light industrial service. It should not be stored in direct sunlight or near motors or other electrical equipment that may generate ozone, as ozone degrades NBR compounds.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eBuna-N (Nitrile Butadiene Rubber) compound with excellent petroleum product resistance\u003c\/li\u003e\n\u003cli\u003e90 durometer extra hard rating for high-pressure sealing applications\u003c\/li\u003e\n\u003cli\u003eOperating range of -40 degrees F to 250 degrees F\u003c\/li\u003e\n\u003cli\u003eConforms to SAE and MIL-Spec standards\u003c\/li\u003e\n\u003cli\u003eRound cross section, Dash 146 size designation\u003c\/li\u003e\n\u003cli\u003eStrong tear and abrasion resistance with reliable compression set performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eCompatible with petroleum products, oils, fuels, and lubricants. Designed as a standard Dash 146 replacement O-ring for use in hydraulic, pneumatic, and fluid-handling assemblies requiring a Buna-N seal at this size designation.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation should be performed by a qualified mechanic, pipefitter, or maintenance technician. Depressurize and isolate the system fully before removing the old seal or installing the new O-ring. Lightly lubricate the O-ring with a compatible fluid prior to seating to reduce installation stress and avoid cutting the seal. Do not store unused O-rings in direct sunlight or near ozone-generating equipment such as electric motors.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Nitrile Butadiene Rubber (Buna-N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDash Number\u003c\/strong\u003e: 146\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInside Diameter\u003c\/strong\u003e: 2.625 inches (66.34 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutside Diameter\u003c\/strong\u003e: 2.8130 inches (71.45 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 0.0937 inches (2.62 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCross Section Shape\u003c\/strong\u003e: Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardness\u003c\/strong\u003e: 90 Durometer (Extra Hard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Working Temperature\u003c\/strong\u003e: -40 degrees F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Working Temperature\u003c\/strong\u003e: 250 degrees F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Material\u003c\/strong\u003e: Petroleum Products\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor\u003c\/strong\u003e: Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: SAE, MIL-Spec\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFDA Approved\u003c\/strong\u003e: No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 50\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 1.57 pounds\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\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: ZMSCH90146\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51709208527154,"sku":"ZMSCH90146","price":21.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/3100f22909bb35169dc76d75b4ee846e.jpg?v=1788452871","url":"https:\/\/voomisupply.com\/products\/value-collection-zmsch90146-o-ring-dash-146-nbr-90-duro","provider":"Voomi Supply","version":"1.0","type":"link"}