{"product_id":"value-collection-zmsch70019-o-ring-dash-019-buna-n-100-pack","title":"Value Collection ZMSCH70019 O-ring Dash 019 Buna-n 100 Pack","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe VALUE COLLECTION ZMSCH70019 is a Dash 019 Buna-N nitrile butadiene rubber O-ring used to create fluid-tight seals in hydraulic, pneumatic, plumbing, and HVAC systems. It measures 0.801 inches inside diameter and 0.938 inches outside diameter with a 0.0625-inch (1\/16 inch) round cross section. Rated at 70 Shore A durometer hardness, this O-ring delivers excellent resistance to petroleum-based fluids along with strong compression set, tear resistance, and abrasion resistance. Buna-N is the most widely used O-ring elastomer across the trades and is a standard choice wherever mineral oils, fuels, and hydraulic fluids are present.\u003c\/p\u003e\n\u003cp\u003eThis O-ring is suited for residential and commercial applications involving petroleum-compatible media, including refrigerant oil circuits, hydraulic valve bodies, pump seals, and plumbing fittings. It operates across a wide service temperature range of -40 degrees F to 250 degrees F, making it appropriate for most mechanical room and field-service conditions encountered by HVAC technicians, plumbers, and industrial maintenance crews. The package contains 100 pieces, providing a practical bench stock quantity for shops and service vans.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eBuna-N (Nitrile Butadiene Rubber) construction with excellent petroleum product resistance\u003c\/li\u003e\n  \u003cli\u003e70 Shore A durometer hardness rated Hard for reliable sealing under compression\u003c\/li\u003e\n  \u003cli\u003eRound cross section, 0.0625 inches thick, conforming to Dash 019 sizing\u003c\/li\u003e\n  \u003cli\u003eService temperature range: -40 degrees F to 250 degrees F\u003c\/li\u003e\n  \u003cli\u003eMeets SAE and MIL-Spec standards\u003c\/li\u003e\n  \u003cli\u003ePackaged 100 pieces per package for efficient shop and field restocking\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eCompatible with petroleum products including mineral oils, hydraulic fluids, and fuels. Designed as a standard Dash 019 O-ring replacement for hydraulic, pneumatic, plumbing, and HVAC seal applications where Buna-N elastomer is specified. Not FDA approved; not suitable for food-contact or ozone-exposure environments. Store away from direct sunlight, electric motors, and other ozone-generating equipment.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation is performed by licensed plumbers, HVAC technicians, or qualified maintenance technicians depending on the system involved. Always depressurize and de-energize the system before replacing O-ring seals. Lubricate the O-ring lightly with a compatible fluid before seating to prevent pinching or tearing during assembly. Inspect the mating groove for burrs or damage before installing a replacement seal.\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\u003eDash Number\u003c\/strong\u003e: 019\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInside Diameter\u003c\/strong\u003e: 0.801 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutside Diameter\u003c\/strong\u003e: 0.938 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 0.0625 inches (1\/16 inch)\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 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 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\u003eFDA Approved\u003c\/strong\u003e: No\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 100 pieces\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.05 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 31401503\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: ZMSCH70019\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51698403246386,"sku":"ZMSCH70019","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/18f58e4e85e4fb5cbd36670838251735.jpg?v=1788362309","url":"https:\/\/voomisupply.com\/products\/value-collection-zmsch70019-o-ring-dash-019-buna-n-100-pack","provider":"Voomi Supply","version":"1.0","type":"link"}