{"product_id":"value-collection-zmsch90322-o-ring-nbr-dash-322-90-duro-50pk","title":"Value Collection ZMSCH90322 O-ring Nbr Dash 322 90 Duro 50pk","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe VALUE COLLECTION ZMSCH90322 is a Dash 322 Nitrile Butadiene Rubber (Buna-N) O-ring designed for static and dynamic sealing applications across plumbing, HVAC, hydraulic, and pneumatic systems. It measures 1.25 inches inside diameter, 1.625 inches outside diameter, and 0.1875 inches in cross-section thickness. The compound carries a 90 durometer (extra hard) hardness rating, making it well suited for higher-pressure environments where compression set resistance is critical. The operating temperature range spans -40 degrees F to 250 degrees F. Licensed plumbers, HVAC technicians, and industrial mechanics routinely specify Buna-N at this durometer for petroleum-based fluid service.\u003c\/p\u003e\n\u003cp\u003eThis O-ring is appropriate for residential and commercial applications involving petroleum-based fluids, oils, fuels, and general hydraulic media. The Dash 322 designation is a standard AS568 size, so it drops into any fitting, valve, or port machined to that cross-section. It is sold in a package quantity of 50 units, making it practical for service fleets, shop stock, and MRO replenishment. It is not recommended for service in direct sunlight exposure or near ozone-generating equipment such as electric motors when stored long-term.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eBuna-N (Nitrile Butadiene Rubber) compound — excellent resistance to petroleum products, oils, and fuels\u003c\/li\u003e\n  \u003cli\u003e90 durometer extra-hard rating provides strong compression set and abrasion resistance\u003c\/li\u003e\n  \u003cli\u003eDash 322 AS568 standard size: 1.25 inches ID, 1.625 inches OD, 0.1875 inches thick\u003c\/li\u003e\n  \u003cli\u003eWide service temperature range: -40 degrees F to 250 degrees F\u003c\/li\u003e\n  \u003cli\u003eRound cross-section profile for standard groove fitment\u003c\/li\u003e\n  \u003cli\u003eMeets SAE and MIL-Spec standards; packaged 50 units per package\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned for use with petroleum products and compatible fluids in any fitting, valve body, or port machined to the AS568 Dash 322 cross-section specification. Compatible material types include petroleum-based oils, fuels, and hydraulic fluids. Not FDA approved; not intended for food-contact or potable-water service.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation should be performed by a licensed plumber, HVAC technician, or qualified mechanic following applicable system codes. Always depressurize and isolate the fluid circuit before removing or installing O-rings. Lubricate the O-ring lightly with a compatible petroleum-based grease during assembly to prevent tearing during seating. Avoid twisting the ring in the groove, and inspect the seating surface for nicks or burrs before installation.\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\u003eInside Diameter\u003c\/strong\u003e: 1.25 inches (31.12 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutside Diameter\u003c\/strong\u003e: 1.625 inches (41.27 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThickness (Cross Section)\u003c\/strong\u003e: 0.1875 inches (5.33 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHardness\u003c\/strong\u003e: 90 Durometer (Extra Hard)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCross Section Shape\u003c\/strong\u003e: Round\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\u003eDash Number\u003c\/strong\u003e: 322\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: 1.64 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: ZMSCH90322\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51695871000882,"sku":"ZMSCH90322","price":17.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/e63e5be40384736fb1f090e4d0cdd585_1a67fc76-2191-4461-84dc-abb564ecd78e.jpg?v=1788338932","url":"https:\/\/voomisupply.com\/products\/value-collection-zmsch90322-o-ring-nbr-dash-322-90-duro-50pk","provider":"Voomi Supply","version":"1.0","type":"link"}