{"product_id":"value-collection-zmsch70129-o-ring-dash-129-nbr-100-pack","title":"Value Collection ZMSCH70129 O-ring Dash 129 Nbr 100 Pack","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe VALUE COLLECTION ZMSCH70129 is a Dash 129 Nitrile Butadiene Rubber (NBR\/Buna-N) O-ring designed for sealing applications in fluid and pneumatic systems. It measures 1.563 inches inside diameter, 1.750 inches outside diameter, and 0.0937 inches (3\/32 inches) thick with a round cross section. Hardness is rated at 70 Shore A, placing it in the hard range for reliable compression set performance. NBR is the most widely used O-ring elastomer, offering excellent resistance to petroleum-based fluids, strong tear and abrasion resistance, and dependable performance across a temperature range of -40 degrees F to 250 degrees F. This part ships in a package quantity of 100 units.\u003c\/p\u003e\n\u003cp\u003eThis O-ring is suited for use in hydraulic systems, pneumatic assemblies, fuel system components, and general industrial plumbing and fluid-handling equipment where petroleum-product exposure is expected. It is commonly installed by licensed plumbers, HVAC technicians, and industrial maintenance professionals during pump, valve, and fitting service. The Dash 129 designation follows standard O-ring sizing, making it straightforward to source as a direct replacement in applications calling for that specification.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eBuna-N (NBR) elastomer with excellent resistance to petroleum products and hydraulic fluids\u003c\/li\u003e\n  \u003cli\u003e70 Shore A hardness for reliable compression set and long service life\u003c\/li\u003e\n  \u003cli\u003eRound cross section, 0.0937 inches thick, conforming to Dash 129 standard sizing\u003c\/li\u003e\n  \u003cli\u003eOperating 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\u003ePackage quantity of 100 units; minimum order quantity of 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned for use in applications requiring a Dash 129 standard O-ring. Compatible with petroleum products and petroleum-based hydraulic fluids. Not recommended for use with ozone-generating environments or direct sunlight exposure during storage. FDA approval does not apply to this part.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eDepressurize and drain the system fully before removing or installing any O-ring seal. Lubricate the O-ring lightly with a compatible fluid or O-ring lubricant before seating to prevent nicking or tearing during installation. Inspect the groove and mating surfaces for burrs or corrosion before fitting the new O-ring. Follow applicable codes such as IPC or equipment manufacturer service procedures for pressure-rated assemblies.\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: 129\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInside Diameter\u003c\/strong\u003e: 1.563 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutside Diameter\u003c\/strong\u003e: 1.750 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThickness\u003c\/strong\u003e: 0.0937 inches (3\/32 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 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\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\u003ePackage Quantity\u003c\/strong\u003e: 100\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.3 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: ZMSCH70129\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"VALUE COLLECTION","offers":[{"title":"Default Title","offer_id":51699473842482,"sku":"ZMSCH70129","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/55c5bf8e7922093e7932a0b0c9504edb.jpg?v=1788376145","url":"https:\/\/voomisupply.com\/products\/value-collection-zmsch70129-o-ring-dash-129-nbr-100-pack","provider":"Voomi Supply","version":"1.0","type":"link"}