{"product_id":"value-collection-zmsch90229-o-ring-dash-229-nbr-90-duro-50pk","title":"Value Collection ZMSCH90229 O-ring Dash 229 Nbr 90 Duro 50pk","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe VALUE COLLECTION ZMSCH90229 is a Dash 229 Nitrile Butadiene Rubber (NBR) O-ring sized at 2.375 inches inside diameter, 2.625 inches outside diameter, and 0.125 inches thick. Rated at 90 durometer (extra hard), this O-ring delivers firm sealing force with excellent resistance to petroleum-based fluids and fuels. The round cross section and precise dimensional tolerances make it a reliable choice for static and dynamic sealing applications in fluid and pneumatic systems. Licensed plumbers, HVAC technicians, and fluid-system mechanics commonly install this part during pump, valve, and fitting service.\u003c\/p\u003e\u003cp\u003eThis O-ring is suited for residential and commercial applications where contact with petroleum products, hydraulic fluids, or oils is expected. Its temperature range of -40 to 250 degrees F covers most HVAC, plumbing, and light industrial service conditions. Each package contains 50 O-rings, making it practical for shop stock or multi-unit service calls. Buna-N material is the most widely used O-ring elastomer in trade work due to its balance of compression set resistance, tear resistance, and abrasion resistance.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eDash 229 standard sizing: 2.375 inches ID, 2.625 inches OD, 0.125 inches thick\u003c\/li\u003e\n\u003cli\u003e90 durometer extra-hard rating for firm sealing under pressure\u003c\/li\u003e\n\u003cli\u003eNitrile Butadiene Rubber (Buna-N) construction with excellent petroleum product resistance\u003c\/li\u003e\n\u003cli\u003eOperating temperature range: -40 to 250 degrees F\u003c\/li\u003e\n\u003cli\u003eRound cross section for consistent groove fit and sealing performance\u003c\/li\u003e\n\u003cli\u003eMeets SAE and MIL-Spec standards\u003c\/li\u003e\n\u003cli\u003ePackage quantity of 50 units for efficient shop stocking\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eCompatible with systems and components that contact petroleum products, hydraulic fluids, and similar media. Designed as a standard Dash 229 O-ring replacement for valves, pumps, fittings, and fluid couplings requiring a 2.375-inch ID seal. Not FDA approved; not recommended for food-contact or potable-water applications.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation is typically performed by licensed plumbers, HVAC technicians, or fluid-system mechanics. Always depressurize and de-energize the system before removing the old O-ring. Inspect the groove for nicks, corrosion, or debris before seating the new O-ring. Do not store unused O-rings in direct sunlight or near motors and electrical equipment that may generate ozone, as this degrades NBR material over time.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eInside Diameter\u003c\/strong\u003e: 2.375 inches (59.92 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutside Diameter\u003c\/strong\u003e: 2.625 inches (66.67 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 0.125 inches (3.53 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDash Number\u003c\/strong\u003e: 229\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: Nitrile Butadiene Rubber (Buna-N)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor\u003c\/strong\u003e: Black\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\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: 1.28 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: ZMSCH90229\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51692182208818,"sku":"ZMSCH90229","price":17.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/88d5b67fd89da2847a83c0c465b9970b.jpg?v=1788294219","url":"https:\/\/voomisupply.com\/products\/value-collection-zmsch90229-o-ring-dash-229-nbr-90-duro-50pk","provider":"Voomi Supply","version":"1.0","type":"link"}