{"product_id":"value-collection-zmsch70254-o-ring-dash-254-buna-n-10-pack","title":"Value Collection ZMSCH70254 O-ring Dash 254 Buna-n 10-pack","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe VALUE COLLECTION ZMSCH70254 is a Dash 254 Buna-N (Nitrile Butadiene Rubber) O-ring with a 5.5-inch inside diameter, 5.75-inch outside diameter, and a 0.125-inch round cross section. Rated at 70 Shore A hardness, this O-ring is built for sealing applications involving petroleum-based fluids, hydraulic oils, and fuels. The nitrile compound provides strong resistance to compression set, tearing, and abrasion, making it a reliable choice for static and dynamic sealing. It operates across a temperature range of -40 degrees F to 250 degrees F. Sold in a package of 10. Licensed HVAC technicians, plumbers, and fluid-system mechanics are the primary installers.\u003c\/p\u003e\n\u003cp\u003eThis O-ring is suited for use in hydraulic systems, pneumatic assemblies, pumps, valves, fittings, and fluid-transfer components where petroleum product compatibility is required. The Dash 254 designation follows standard AS568 sizing, making it a direct dimensional match for any system calling out that dash number. Applications span residential and commercial maintenance, industrial fluid systems, and general mechanical sealing work where a mid-large diameter seal is needed.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eBuna-N (Nitrile) compound offers excellent resistance to petroleum products, hydraulic oils, and fuels\u003c\/li\u003e\n  \u003cli\u003e70 Shore A hardness rating provides a firm, reliable seal with good compression recovery\u003c\/li\u003e\n  \u003cli\u003eOperates from -40 degrees F to 250 degrees F for broad service range\u003c\/li\u003e\n  \u003cli\u003eRound cross section conforms to AS568 Dash 254 standard sizing\u003c\/li\u003e\n  \u003cli\u003eMeets SAE and MIL-Spec standards\u003c\/li\u003e\n  \u003cli\u003eSold in a package of 10 units; minimum order quantity of 1 package\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eCompatible with petroleum products and petroleum-based fluids. Designed to fit any application specifying an AS568 Dash 254 O-ring with a 5.5-inch inside diameter and 0.125-inch cross section. Not FDA approved; not intended for food-contact or potable-water applications.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is performed by qualified plumbers, hydraulic technicians, or mechanical maintenance personnel. Depressurize and drain the system completely before replacing any O-ring. Lightly lubricate the O-ring with a compatible fluid or grease before seating to prevent rolling and damage during assembly. Do not store unused O-rings in direct sunlight or near motors and electrical equipment that may generate ozone, as ozone exposure degrades nitrile rubber over time.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInside Diameter\u003c\/strong\u003e: 5.5 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutside Diameter\u003c\/strong\u003e: 5.75 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThickness (Cross Section)\u003c\/strong\u003e: 0.125 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCross Section Shape\u003c\/strong\u003e: Round\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDash Number\u003c\/strong\u003e: 254\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Buna-N (Nitrile Butadiene Rubber)\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: 70 Shore A (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 Fluids\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: 10\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.02 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: ZMSCH70254\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51720249180466,"sku":"ZMSCH70254","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/30ad72a6c601d89129a53a5c44bb5d8a.jpg?v=1788561889","url":"https:\/\/voomisupply.com\/products\/value-collection-zmsch70254-o-ring-dash-254-buna-n-10-pack","provider":"Voomi Supply","version":"1.0","type":"link"}