{"product_id":"value-collection-zmsch70335-o-ring-dash-335-nbr-70-duro-25pk","title":"Value Collection ZMSCH70335 O-ring Dash 335 Nbr 70 Duro 25pk","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe VALUE COLLECTION ZMSCH70335 is a Dash 335 Buna-N (Nitrile Butadiene Rubber) O-ring with a round cross section, sold in a pack of 25. It measures 2.75 inches inside diameter, 3.125 inches outside diameter, and 0.1875 inches thick. Rated at 70 durometer (hard), this O-ring handles a working temperature range of -40 degrees F to 250 degrees F. It offers excellent resistance to petroleum products along with strong compression set, tear resistance, and abrasion resistance. Plumbers, HVAC technicians, and industrial maintenance professionals install this O-ring as a sealing element in fluid and gas systems where petroleum-based media are present.\u003c\/p\u003e\u003cp\u003eThis O-ring is suited for residential and commercial plumbing, HVAC, hydraulic, and pneumatic applications where a Dash 335 NBR seal is required. Its compatibility with petroleum products makes it a practical choice in fuel systems, oil lines, and hydraulic fittings. The 25-piece pack quantity supports service van stock and routine maintenance situations where multiple seals may be needed in a single job or across several service calls.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eBuna-N (NBR) elastomer — the most widely used O-ring material for petroleum-service applications\u003c\/li\u003e\n\u003cli\u003eDash 335 standard sizing: 2.75 inches ID, 3.125 inches OD, 0.1875 inches thick\u003c\/li\u003e\n\u003cli\u003e70 durometer hardness rating for firm seating and reliable compression set\u003c\/li\u003e\n\u003cli\u003eOperating range of -40 degrees F to 250 degrees F\u003c\/li\u003e\n\u003cli\u003eRound cross section for consistent sealing geometry across standard grooves\u003c\/li\u003e\n\u003cli\u003eMeets SAE and MIL-Spec standards\u003c\/li\u003e\n\u003cli\u003eSold in a pack of 25 for stocking and multi-unit service use\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eCompatible with petroleum products and petroleum-based fluids. Designed as an OEM-style replacement or service-stock O-ring for any application requiring a Dash 335 NBR seal in HVAC, plumbing, hydraulic, or pneumatic systems. Not recommended for storage in direct sunlight or near motors or electrical equipment that may generate ozone.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation is typically performed by licensed plumbers, HVAC technicians, or industrial maintenance mechanics. Before replacing any O-ring, shut off and depressurize the system and relieve any residual fluid pressure. Lightly lubricate the O-ring with a compatible fluid or grease to ease seating and reduce the risk of rolling or tearing during assembly. Inspect the mating groove for nicks, corrosion, or debris before installing the new seal.\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: 335\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInside Diameter\u003c\/strong\u003e: 2.75 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutside Diameter\u003c\/strong\u003e: 3.125 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 0.1875 inches\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: 70 durometer (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\u003eFDA Approved\u003c\/strong\u003e: No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards\u003c\/strong\u003e: SAE, MIL-Spec\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 25\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 31401503\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: ZMSCH70335\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51696914727218,"sku":"ZMSCH70335","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/0d5586fa3e4fc63605f2ffbfad4eca15.jpg?v=1788347583","url":"https:\/\/voomisupply.com\/products\/value-collection-zmsch70335-o-ring-dash-335-nbr-70-duro-25pk","provider":"Voomi Supply","version":"1.0","type":"link"}