{"product_id":"value-collection-zmsch90136-o-ring-dash-136-buna-n-90-duro","title":"Value Collection ZMSCH90136 O-ring Dash 136 Buna-n 90 Duro","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe VALUE COLLECTION ZMSCH90136 is a Dash 136 O-ring made from Buna-N (Nitrile Butadiene Rubber), one of the most widely used elastomers in fluid-sealing applications. It measures 2 inches inside diameter, 2.188 inches outside diameter, and 0.094 inches thick with a round cross section. Hardness is rated at 90 durometer, placing it in the extra-hard category for demanding sealing conditions. The working temperature range spans -40 to 250 degrees F. These are sold in a package of 50 units. HVAC technicians, plumbers, and fluid-system mechanics install these in equipment exposed to petroleum-based fluids, hydraulic media, and similar compounds.\u003c\/p\u003e\n\u003cp\u003eBuna-N O-rings are a standard sealing component across residential and commercial HVAC systems, refrigeration equipment, plumbing assemblies, hydraulic circuits, and fuel-handling systems. The Dash 136 sizing is a common AS568 standard dimension used in valve bodies, pump housings, pipe fittings, and fluid manifolds. This O-ring is appropriate wherever a petroleum-resistant, high-durometer elastomeric seal is required. Applications include compressor service ports, refrigerant line access fittings, hydraulic cylinder end caps, and similar static or low-motion dynamic sealing points.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eBuna-N (Nitrile) material delivers excellent resistance to petroleum products and hydraulic fluids\u003c\/li\u003e\n  \u003cli\u003e90 durometer extra-hard rating resists extrusion under higher-pressure sealing conditions\u003c\/li\u003e\n  \u003cli\u003eOperates across a wide temperature range of -40 to 250 degrees F\u003c\/li\u003e\n  \u003cli\u003eRound cross section with 0.094-inch thickness conforms to AS568 Dash 136 standard dimensions\u003c\/li\u003e\n  \u003cli\u003eStrong tear and abrasion resistance extends service life in dynamic or repeated-cycling applications\u003c\/li\u003e\n  \u003cli\u003eMeets SAE and MIL-Spec standards for material and dimensional consistency\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eCompatible with petroleum products and hydraulic fluids. Not recommended for exposure to ozone, direct sunlight during storage, or proximity to motors and other electrical equipment that may generate ozone. Not FDA approved for food-contact applications.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is typically performed by licensed HVAC technicians, plumbers, or hydraulic system mechanics. Depressurize and isolate the system before removing or replacing any O-ring. Lubricate the O-ring with a compatible fluid or O-ring lubricant prior to seating to prevent rolling or tearing during assembly. Do not store unused O-rings in direct sunlight or near ozone-generating equipment, as this degrades the elastomer.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Buna-N (Nitrile Butadiene Rubber)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDash Number\u003c\/strong\u003e: 136\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInside Diameter\u003c\/strong\u003e: 2 inches (50.47 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutside Diameter\u003c\/strong\u003e: 2.188 inches (55.57 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 0.094 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 Media\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\u003eFDA Approved\u003c\/strong\u003e: No\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: SAE, MIL-Spec\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 50\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Weight\u003c\/strong\u003e: 1.19 pounds\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: ZMSCH90136\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51694777893170,"sku":"ZMSCH90136","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/e63e5be40384736fb1f090e4d0cdd585_d3e8edaf-630b-4b42-8d2d-dcff944a458b.jpg?v=1788328328","url":"https:\/\/voomisupply.com\/products\/value-collection-zmsch90136-o-ring-dash-136-buna-n-90-duro","provider":"Voomi Supply","version":"1.0","type":"link"}