{"product_id":"buna-n-90a-durometer-hydraulic-o-ring","title":"Buna-N 90A Durometer Hydraulic O-Ring","description":"\u003ch2\u003eBuna-N 90A Durometer Hydraulic O-Ring\u003c\/h2\u003e\u003cp\u003eEngineered for demanding hydraulic and pneumatic sealing applications, this Buna-N (Nitrile) O-ring delivers reliable, leak-free performance under high-pressure conditions. With a firm 90A Shore A durometer rating, it resists extrusion and maintains its seal geometry even in high-pressure dynamic environments where softer compounds would fail.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Buna-N (NBR \/ Nitrile Butadiene Rubber)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurometer:\u003c\/strong\u003e 90A Shore A — firm compound ideal for high-pressure applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e -40°F to +250°F (-40°C to +121°C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Rating:\u003c\/strong\u003e Suitable for high-pressure hydraulic systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFluid Compatibility:\u003c\/strong\u003e Petroleum-based hydraulic oils, mineral oils, fuels, water, and many industrial fluids\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards:\u003c\/strong\u003e Available in AS568 and metric dash sizes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHydraulic cylinders and actuators\u003c\/li\u003e\n\u003cli\u003ePneumatic fittings and valves\u003c\/li\u003e\n\u003cli\u003ePumps and motors\u003c\/li\u003e\n\u003cli\u003eHigh-pressure fluid connectors\u003c\/li\u003e\n\u003cli\u003eIndustrial machinery and equipment\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe harder 90A compound is specifically chosen over standard 70A for applications where system pressure would otherwise cause seal extrusion into clearance gaps, extending service life and reducing downtime.\u003c\/p\u003e","brand":"Yarbrough Industries","offers":[{"title":"038","offer_id":42949653626951,"sku":"568-038-90D","price":3.41,"currency_code":"USD","in_stock":true},{"title":"039","offer_id":42949653659719,"sku":"568-039-90D","price":3.59,"currency_code":"USD","in_stock":true},{"title":"040","offer_id":42949653692487,"sku":"568-040-90D","price":3.71,"currency_code":"USD","in_stock":true},{"title":"041","offer_id":42949653725255,"sku":"568-041-90D","price":4.23,"currency_code":"USD","in_stock":true},{"title":"042","offer_id":42949653758023,"sku":"568-042-90D","price":4.64,"currency_code":"USD","in_stock":true},{"title":"043","offer_id":42949653790791,"sku":"568-043-90D","price":4.98,"currency_code":"USD","in_stock":true},{"title":"044","offer_id":42949653823559,"sku":"568-044-90D","price":5.58,"currency_code":"USD","in_stock":true},{"title":"046","offer_id":42949653856327,"sku":"568-046-90D","price":7.94,"currency_code":"USD","in_stock":true},{"title":"049","offer_id":42949653889095,"sku":"568-049-90D","price":10.11,"currency_code":"USD","in_stock":true},{"title":"050","offer_id":42949653921863,"sku":"568-50-90D","price":4.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0671\/1204\/2567\/files\/5D9263B8-FDE4-446B-8F72-4C3C42FE7A15.jpg?v=1783704631","url":"https:\/\/yarbroughindustries.shop\/products\/buna-n-90a-durometer-hydraulic-o-ring","provider":"Yarbrough Industries","version":"1.0","type":"link"}