{"product_id":"value-collection-zmsch90008-o-ring-dash-008-nbr-90-duro","title":"Value Collection ZMSCH90008 O-ring Dash 008 Nbr 90 Duro","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe VALUE COLLECTION ZMSCH90008 is a Dash 008 Buna-N (Nitrile Butadiene Rubber) O-ring rated at 90 durometer hardness, packaged in quantities of 100. It measures 0.188 inches inside diameter, 0.3130 inches outside diameter, and 0.0625 inches thick with a round cross-section profile. Rated for use from -40 degrees F to 250 degrees F, this O-ring delivers reliable sealing performance in applications involving petroleum-based fluids and hydraulic media. Licensed HVAC technicians, plumbers, and fluid system mechanics commonly use Dash 008 O-rings when servicing valves, fittings, and low-pressure hydraulic connections.\u003c\/p\u003e\u003cp\u003eThis O-ring is suited for residential and commercial applications wherever a Dash 008 NBR seal is required. Typical uses include refrigeration service valves, plumbing fittings, hydraulic couplings, and pneumatic connectors that contact petroleum-based fluids or oils. The extra-hard 90 durometer rating makes it appropriate where extrusion resistance under pressure is a priority. The 100-piece pack supports service fleets and shop stock requirements. These O-rings conform to SAE and MIL-Spec standards, making them appropriate for both commercial service and light industrial use.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eBuna-N (NBR) elastomer with excellent resistance to petroleum products, oils, and fuels\u003c\/li\u003e\n\u003cli\u003e90 durometer hardness rating — extra-hard grade for extrusion resistance under pressure\u003c\/li\u003e\n\u003cli\u003eOperating temperature range: -40 degrees F to 250 degrees F\u003c\/li\u003e\n\u003cli\u003eRound cross-section; Dash 008 sizing (0.188 inches ID x 0.3130 inches OD x 0.0625 inches thick)\u003c\/li\u003e\n\u003cli\u003eMeets SAE and MIL-Spec standards\u003c\/li\u003e\n\u003cli\u003eGood tear and abrasion resistance with excellent compression set characteristics\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as a standard Dash 008 O-ring replacement compatible with petroleum-based fluid systems, hydraulic fittings, and pneumatic connectors that specify Buna-N NBR seals at 90 durometer hardness.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation should be performed by a qualified technician familiar with the system being serviced. Always depressurize and isolate the system before removing or replacing O-rings. Lubricate the O-ring with a compatible fluid or grease before seating to prevent tearing during installation. Do not store unused O-rings in direct sunlight or near motors and electrical equipment that may generate ozone, as this degrades NBR elastomer over time.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\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: 008\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInside Diameter\u003c\/strong\u003e: 0.1880 inches (4.47 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutside Diameter\u003c\/strong\u003e: 0.3130 inches (7.93 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 0.0625 inches (1.78 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\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: 100 pieces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.12 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: ZMSCH90008\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51694654849330,"sku":"ZMSCH90008","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/b80416b2fdc84f7276ceb8e3f193784c.jpg?v=1788326822","url":"https:\/\/voomisupply.com\/products\/value-collection-zmsch90008-o-ring-dash-008-nbr-90-duro","provider":"Voomi Supply","version":"1.0","type":"link"}