{"title":"FS4000 O-Ring Face Seal Adapters | Buna-N (NBR) Face Seal O-Rings","description":"\u003ch2\u003e\u003cstrong\u003eProduct Description:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe\u003cstrong\u003e FS4000 O-Ring Face Seal (ORFS) Adapters \u003c\/strong\u003eare designed to \u003cstrong\u003edeliver reliable, leak-free sealing\u003c\/strong\u003e in high-pressure hydraulic systems. These adapters use \u003cstrong\u003eBuna-N (Nitrile) face seal O-rings\u003c\/strong\u003e with a \u003cstrong\u003e90-durometer hardness,\u003c\/strong\u003e engineered specifically for use with \u003cstrong\u003eSAE O-Ring Face Seal fittings\u003c\/strong\u003e. ORFS sealing technology is\u003cstrong\u003e widely used in industrial and mobile hydraulics\u003c\/strong\u003e due to its\u003cstrong\u003e superior resistance to vibration\u003c\/strong\u003e, \u003cstrong\u003epressure spikes\u003c\/strong\u003e, and\u003cstrong\u003e fluid leakage\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003ePressure Ratings\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eWorking Pressure:\u003c\/strong\u003e Up to 6000 PSI\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003ePressure rating depends\u003c\/strong\u003e on tube size, fitting size, and system design\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eSuitable for extreme pressure\u003c\/strong\u003e applications at 5000 PSI and above\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eDesign \u0026amp; Material Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eMaterial: \u003c\/strong\u003eBuna-N (Nitrile Rubber)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eHardness: \u003c\/strong\u003e90 Durometer\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eSeal Type:\u003c\/strong\u003e O-Ring Face Seal (ORFS)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eDesigned to compress\u003c\/strong\u003e evenly between flat sealing surfaces\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eExcellent resistance to oil\u003c\/strong\u003e, fuel, and hydraulic fluids\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eIndustries \u0026amp; Use Cases\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eIndustrial hydraulic\u003c\/strong\u003e systems\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eMobile equipment\u003c\/strong\u003e hydraulics\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eHeavy machinery \u003c\/strong\u003eand construction equipment\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eHydraulic power \u003c\/strong\u003eunits\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eOEM fluid p\u003c\/strong\u003eower assemblies\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eDesigned for SAE \u003c\/strong\u003eO-Ring Face Seal (ORFS) hydraulic fittings\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eHigh-pressure\u003c\/strong\u003e hydraulic hose assemblies\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eORFS adapter \u003c\/strong\u003esealing\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eManifold \u003c\/strong\u003econnections\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump, valve,\u003c\/strong\u003e \u003cstrong\u003eand \u003c\/strong\u003ecylinder interfaces\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFS4000 series face seal O-rings\u003c\/strong\u003e are compatible with \u003cstrong\u003ecommon hydraulic fluids\u003c\/strong\u003e such as \u003cstrong\u003epetroleum-based oils, mineral oils, and water-based fluids\u003c\/strong\u003e. They are \u003cstrong\u003enot recommended for highly acidic chemical environments,\u003c\/strong\u003e ensuring proper material compatibility and \u003cstrong\u003elong service life\u003c\/strong\u003e.\u003c\/p\u003e","products":[{"product_id":"fs4000-04-buna-n-nbr-face-seal-o-ring","title":"FS4000-04 | Buna-N NBR Face Seal O-Ring | 90 Durometer Hydraulic Seal","description":"\u003ch2\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003eFS4000-04 Buna-N NBR Face Seal O-Ring\u003c\/strong\u003e\u003cspan\u003e is engineered as a \u003cstrong\u003ehigh-performance sealing component for \u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003eSAE ORFS (O-Ring Face Seal)\u003c\/strong\u003e\u003cspan\u003e hydraulic fittings. Constructed from \u003c\/span\u003e\u003cstrong\u003e90-durometer Buna-N (nitrile rubber)\u003c\/strong\u003e\u003cspan\u003e, this O-ring provides \u003cstrong\u003eexcellent resistance to petroleum\u003c\/strong\u003e-\u003cstrong\u003ebased hydraulic fluids, mineral oils, and moderate temperatures\u003c\/strong\u003e while delivering consistent\u003cstrong\u003e sealing performance\u003c\/strong\u003e under pressure.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eBuna-Nitrile (90 Durometer)\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eO-Ring\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Size:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003e04\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cstrong\u003eCompatible with \u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003eSAE\u003c\/strong\u003e ORFS hydraulic fittings\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eDurable Buna-N\u003c\/strong\u003e oil-resistant compound\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003e90-durometer hardness\u003c\/strong\u003e for extrusion control\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eDesigned for ORFS \u003c\/strong\u003eface seal applications\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eProvides leak-resistant\u003c\/strong\u003e hydraulic performance\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eORFS adapter \u003c\/strong\u003eand fitting sealing\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eHydraulic manifolds\u003c\/strong\u003e and hose assemblies\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eIndustrial and mobile fluid \u003c\/strong\u003epower systems\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eOEM hydraulic c\u003c\/strong\u003eircuits\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eThese \u003cmeta charset=\"utf-8\"\u003e\n\u003cb id=\"docs-internal-guid-dda7b17e-7fff-9816-eec9-a7490bb16bc0\"\u003eFS4000-04 O-ring \u003c\/b\u003eORFS face seals \u003c\/strong\u003eare designed to \u003cstrong\u003eeliminate leaks at high pressure \u003c\/strong\u003eby compressing the O-ring against flat sealing surfaces on adapters and connectors. The \u003cstrong\u003eFS4000-04 \u003c\/strong\u003eis suitable for \u003cstrong\u003esmaller hydraulic circuits\u003c\/strong\u003e where compact fittings and efficient face sealing are required. Its \u003cstrong\u003eoptimized hardness\u003c\/strong\u003e balances \u003cstrong\u003edurability\u003c\/strong\u003e with \u003cstrong\u003eflexibility\u003c\/strong\u003e, maintaining \u003cstrong\u003eseal integrity\u003c\/strong\u003e through repeated \u003cstrong\u003epressure cycles \u003c\/strong\u003eand \u003cstrong\u003evibration exposure\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e","brand":"Gear House Hydraulics Shop","offers":[{"title":"Default Title","offer_id":51603163513016,"sku":null,"price":0.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/9134\/8664\/files\/o-ring_face_seal.jpg?v=1745870363"},{"product_id":"fs4000-08-buna-n-nbr-face-seal-o-ring","title":"FS4000-08 Buna-N NBR Face Seal O-Ring | 90-Durometer Hydraulic Seal","description":"\u003ch2\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003eFS4000-08 Buna-N NBR Face Seal O-Ring\u003c\/strong\u003e\u003cspan\u003e is a precision seal for \u003c\/span\u003e\u003cstrong\u003eSAE O-Ring Face Seal\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e hydraulic adapters\u003c\/strong\u003e and \u003cstrong\u003econnectors\u003c\/strong\u003e. Made from \u003c\/span\u003e\u003cstrong\u003e90-Durometer nitrile (Buna-N)\u003c\/strong\u003e\u003cspan\u003e, this \u003cstrong\u003eO-ring\u003c\/strong\u003e is optimized for compatibility with \u003cstrong\u003ehydraulic fluids\u003c\/strong\u003e including \u003cstrong\u003epetroleum-based oils and water-based\u003c\/strong\u003e media.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eBuna-N (90 Durometer)\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eO-Ring\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Size:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003e08\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesigned for \u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003eSAE \u003c\/strong\u003eORFS hydraulic fittings\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eOil-resistant Buna-N \u003c\/strong\u003ecompound\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eHigh compression \u003c\/strong\u003eand extrusion resistance\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eOptimized for face seal\u003c\/strong\u003e applications\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eReliable hydraulic sealing\u003c\/strong\u003e up to high pressures\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eORFS face seal \u003c\/strong\u003eadapter joints\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eHydraulic hose \u003c\/strong\u003eassemblies\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eIndustrial machines\u003c\/strong\u003e and power units\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMobile hydraulic \u003c\/strong\u003eequipment\u003cb id=\"docs-internal-guid-fa486b5e-7fff-8a7f-164a-7853079838bc\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/b\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eORFS face seal \u003c\/strong\u003etechnology \u003cstrong\u003eisolates the sealing groove\u003c\/strong\u003e from fluid pressure, reducing extrusion and wear. The \u003cstrong\u003eFS4000-08\u003c\/strong\u003e is widely used in \u003cstrong\u003emedium-pressure hydraulic lines\u003c\/strong\u003e where reliable, \u003cstrong\u003ehigh-performance sealing \u003c\/strong\u003eis critical. Its \u003cstrong\u003ematerial hardness \u003c\/strong\u003eand\u003cstrong\u003e fluid resistance\u003c\/strong\u003e deliver dependable performance in \u003cstrong\u003eindustrial, mobile,\u003c\/strong\u003e and \u003cstrong\u003eOEM hydraulic systems\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e","brand":"Gear House Hydraulics Shop","offers":[{"title":"Default Title","offer_id":51603270172856,"sku":null,"price":0.25,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/9134\/8664\/files\/o-ring_face_seal.jpg?v=1745870363"},{"product_id":"fs4000-10-buna-n-nbr-face-seal-o-ring","title":"FS4000-10 Buna-N NBR Face Seal O-Ring | 90-Durometer Hydraulic Face Seal","description":"\u003ch2\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003eFS4000-10 Buna-N NBR Face Seal O-Ring\u003c\/strong\u003e\u003cspan\u003e is designed to provide secure,\u003cstrong\u003e leak-resistant sealing\u003c\/strong\u003e in \u003c\/span\u003e\u003cspan\u003eORFS hydraulic connections.\u003c\/span\u003e\u003cspan\u003e Manufactured from \u003c\/span\u003e\u003cstrong\u003e90-durometer Buna-N (nitrile)\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e rubber\u003c\/strong\u003e, it offers excellent\u003cstrong\u003e resistance to hydraulic fluids and maintains elasticity\u003c\/strong\u003e under pressure.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eBuna-N (90 Durometer)\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eO-Ring\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eNominal Size:\u003c\/strong\u003e\u003cspan\u003e 10\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003e\u003cstrong\u003eSAE ORFS \u003c\/strong\u003ecompatible\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003e\u003cstrong\u003eHigh-quality nitrile\u003c\/strong\u003e compound\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003e\u003cstrong\u003eReliable face seal \u003c\/strong\u003eperformance\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003e\u003cstrong\u003eWithstands high pressure\u003c\/strong\u003e and vibration\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003e\u003cstrong\u003eDesigned for\u003c\/strong\u003e ORFS fittings\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003e\u003cstrong\u003eHydraulic manifold\u003c\/strong\u003e interfaces\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003e\u003cstrong\u003eHigh-pressure hose\u003c\/strong\u003e connections\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003e\u003cstrong\u003eIndustrial and mobile \u003c\/strong\u003ehydraulic lines\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003e\u003cstrong\u003eORFS O-rings seal against flat surfaces\u003c\/strong\u003e \u003cstrong\u003eon adapters and connectors\u003c\/strong\u003e used in hydraulic \u003cstrong\u003emanifolds\u003c\/strong\u003e, \u003cstrong\u003epumps\u003c\/strong\u003e, and \u003cstrong\u003ehose assemblies\u003c\/strong\u003e. The \u003cstrong\u003eFS4000-10\u003c\/strong\u003e ensures \u003cstrong\u003edependable system performance\u003c\/strong\u003e by resisting \u003cstrong\u003eextrusion and compression\u003c\/strong\u003e set in demanding\u003cstrong\u003e fluid power\u003c\/strong\u003e environments.\u003c\/span\u003e\u003c\/p\u003e","brand":"Gear House Hydraulics Shop","offers":[{"title":"Default Title","offer_id":51603345703096,"sku":null,"price":0.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/9134\/8664\/files\/o-ring_face_seal.jpg?v=1745870363"},{"product_id":"fs4000-12-buna-n-nbr-face-seal-o-ring","title":"FS4000-12 Buna-N NBR Face Seal O-Ring | 90-Durometer Hydraulic Seal","description":"\u003ch2\u003e\u003cspan\u003eProduct Description\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003eFS4000-12 Buna-N NBR Face Seal O-Ring\u003c\/strong\u003e\u003cspan\u003e is a robust sealing component for\u003cstrong\u003e \u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eSAE ORFS (O-Ring Face Seal\u003c\/strong\u003e)\u003c\/span\u003e\u003cspan\u003e hydraulic systems. With its \u003c\/span\u003e\u003cstrong\u003e90-durometer Buna-N nitrile\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e composition\u003c\/strong\u003e, this O-ring is built to \u003cstrong\u003eresist wear, extrusion, and fluid degradation\u003c\/strong\u003e in systems operating under pressure.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e\u003cspan\u003e Buna-N (90 Durometer)\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eO-Ring\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eNominal Size:\u003c\/strong\u003e\u003cspan\u003e 12\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cstrong\u003eCompatible with \u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003eSAE\u003c\/strong\u003e ORFS fittings\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003e\u003cstrong\u003eDurable nitrile \u003c\/strong\u003econstruction\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003e\u003cstrong\u003eExcellent sealing\u003c\/strong\u003e under high pressure\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003e\u003cstrong\u003eStable to temperature\u003c\/strong\u003e and vibration stresses\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003e\u003cstrong\u003eOptimized for flat face seal\u003c\/strong\u003e systems\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003e\u003cstrong\u003eIndustrial hydraulic\u003c\/strong\u003e adapters\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\n\u003cspan\u003e\u003cstrong\u003eMobile equipment \u003c\/strong\u003ehydraulic lines\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003e\u003cstrong\u003eMaintenance and assembly\u003c\/strong\u003e operations\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eDesigned to\u003cstrong\u003e seal flat face surfaces\u003c\/strong\u003e on \u003cstrong\u003eORFS adapters, connectors, and hose ends\u003c\/strong\u003e, the FS4000-12 helps \u003cstrong\u003emaintain leak-free performance \u003c\/strong\u003eacross a range of industrial hydraulic applications. Its \u003cstrong\u003ebalanced hardness \u003c\/strong\u003esupports \u003cstrong\u003esystem reliability\u003c\/strong\u003e without compromising adaptability to\u003cstrong\u003e fluid pressure changes\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e","brand":"Gear House Hydraulics Shop","offers":[{"title":"Default Title","offer_id":51603372015800,"sku":null,"price":0.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/9134\/8664\/files\/o-ring_face_seal.jpg?v=1745870363"},{"product_id":"fs4000-16-buna-n-nbr-face-seal-o-ring","title":"FS4000-16 Buna-N NBR Face Seal O-Ring | 90 Durometer Hydraulic Seal","description":"\u003ch2\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003eFS4000-16 Buna-N NBR Face Seal O-Ring\u003c\/strong\u003e\u003cspan\u003e offers dependable\u003cstrong\u003e leak-resistant sealing\u003c\/strong\u003e for \u003c\/span\u003e\u003cstrong\u003eORFS hydraulic fittings\u003c\/strong\u003e\u003cspan\u003e used in \u003cstrong\u003eheavy-duty systems\u003c\/strong\u003e. Constructed from\u003cstrong\u003e \u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003e90-durometer Buna-N nitrile\u003c\/strong\u003e\u003cspan\u003e, this O-ring combines\u003cstrong\u003e chemical resistance\u003c\/strong\u003e with\u003cstrong\u003e elasticity\u003c\/strong\u003e tailored for\u003cstrong\u003e flat face sealing surfaces\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eBuna-N (90 Durometer)\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eO-Ring\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eNominal Size:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003e16\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eSAE \u003c\/strong\u003ecompatible adapter\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eHigh pressure \u003c\/strong\u003eface seal performance\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eOil-resistant nitrile\u003c\/strong\u003e compound\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eExcellent compression \u003c\/strong\u003eresistance\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eFlat face seal \u003c\/strong\u003edesign\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eHydraulic \u003c\/strong\u003emanifolds\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003ePump and valve\u003c\/strong\u003e interfaces\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003e\u003cstrong\u003eMobile hydraulics \u003c\/strong\u003eand industrial power units\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003eDesigned to work with \u003cstrong\u003eORFS\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003e\n\u003cb id=\"docs-internal-guid-946166ca-7fff-20bc-958c-f12b14bc4142\"\u003eFS4000\u003c\/b\u003e adapter series and hydraulic connectors, the \u003cmeta charset=\"utf-8\"\u003e\n\u003cb id=\"docs-internal-guid-bdb31071-7fff-c2b7-9347-89820b754b1b\"\u003ehigh pressure hydraulic seal\u003c\/b\u003e provides\u003cstrong\u003e robust sealing performance \u003c\/strong\u003eunder high pressures, suitable for fluid power applications in\u003cstrong\u003e industrial and construction\u003c\/strong\u003e equipment.\u003c\/span\u003e\u003c\/p\u003e","brand":"Gear House Hydraulics Shop","offers":[{"title":"Default Title","offer_id":51603393413304,"sku":null,"price":0.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/9134\/8664\/files\/o-ring_face_seal.jpg?v=1745870363"},{"product_id":"fs4000-20-buna-n-nbr-face-seal-o-ring","title":"FS4000-20 Buna-N NBR Face Seal O-Ring | 90 Durometer Hydraulic ORFS Seal","description":"\u003ch2\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003eFS4000-20 Buna-N NBR Face Seal O-Ring\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eis a precision sealing component designed for use with \u003c\/span\u003e\u003cstrong\u003eSAE O-Ring Face Seal (ORFS)\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003ehydraulic fittings and adapters. Manufactured from \u003c\/span\u003e\u003cstrong\u003eBuna-Nitrile (NBR) with a 90-durometer hardness\u003c\/strong\u003e\u003cspan\u003e, this O-ring provides \u003cstrong\u003esuperior fluid compatibility, reliable compression resistance,\u003c\/strong\u003e and \u003cstrong\u003econtrolled extrusion\u003c\/strong\u003e properties — all critical for demanding hydraulic systems.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eBuna-Nitrile (NBR), 90 Durometer\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e\u003cspan\u003e O-Ring\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eNominal Size:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003e20\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eDesigned for compatibility with \u003c\/span\u003e\u003c\/strong\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003e\u003cstrong\u003eSAE\u003c\/strong\u003e ORFS (O-Ring Face Seal) hydraulic fittings\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003e90-durometer Buna-N \u003c\/strong\u003ematerial for long-term durability\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eExcellent resistance\u003c\/strong\u003e to hydraulic and mineral oils\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eFlat face seal design\u003c\/strong\u003e for leak-resistant connections\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eExtrusion and compression\u003c\/strong\u003e set resistance for high-pressure systems\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eIdeal for industrial and mobile\u003c\/strong\u003e hydraulic applications\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eSealing interfaces on ORFS\u003c\/strong\u003e adapters and connectors\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eHydraulic manifolds\u003c\/strong\u003e and hose assemblies\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eHigh-pressure fluid power \u003c\/strong\u003esystems\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003ePump and valve port\u003c\/strong\u003e sealing\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy equipment\u003c\/strong\u003e hydraulic circuits\u003cb id=\"docs-internal-guid-c95188c3-7fff-c49d-6435-763c56414ef1\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/b\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eO-Ring Face Seal technology\u003c\/strong\u003e is widely accepted in hydraulic applications that require \u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eleak-resistant connections\u003c\/strong\u003e under high pressure\u003c\/span\u003e\u003cspan\u003e. The \u003cstrong\u003eFS4000-20 is sized for \u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003eNominal Size 20 ORFS fittings\u003c\/strong\u003e\u003cspan\u003e, making it suitable for \u003cstrong\u003elarger hydraulic circuits \u003c\/strong\u003efound in \u003cstrong\u003eindustrial machinery, heavy equipment\u003c\/strong\u003e, and \u003cstrong\u003efluid power distribution \u003c\/strong\u003esystems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBuna-N material exhibits \u003cstrong\u003eexcellent compatibility\u003c\/strong\u003e with \u003cstrong\u003epetroleum-based oils, mineral oils, and many water-glycol solutions\u003c\/strong\u003e. The \u003cstrong\u003e90-durometer hardness \u003c\/strong\u003epromotes strong sealing characteristics while \u003cstrong\u003eresisting deformation \u003c\/strong\u003eunder cyclic loads, making this O-ring an ideal choice for service conditions where \u003cstrong\u003erepetitive pressure changes\u003c\/strong\u003e and vibration are present.\u003c\/span\u003e\u003c\/p\u003e","brand":"Gear House Hydraulics Shop","offers":[{"title":"Default Title","offer_id":51603398951096,"sku":null,"price":0.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/9134\/8664\/files\/o-ring_face_seal.jpg?v=1745870363"},{"product_id":"fs4000-24-buna-n-nbr-face-seal-o-ring","title":"FS4000-24 Buna-N NBR Face Seal O-Ring | 90 Durometer Hydraulic ORFS Seal","description":"\u003ch2\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003eFS4000-24 Buna-N NBR Face Seal O-Ring\u003c\/strong\u003e\u003cspan\u003e is a high-performance \u003cstrong\u003esealing component engineered\u003c\/strong\u003e to provide\u003cstrong\u003e dependable, leak-resistant sealing\u003c\/strong\u003e in hydraulic systems using \u003c\/span\u003e\u003cstrong\u003eSAE ORFS (O-Ring Face Seal)\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e fittings\u003c\/strong\u003e. Constructed from \u003c\/span\u003e\u003cspan\u003eBuna-Nitrile rubber with\u003cstrong\u003e 90-durometer hardness\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e, this O-ring has been formulated for \u003cstrong\u003eresistance to wear, compression set\u003c\/strong\u003e, and common hydraulic fluids.\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eBuna-Nitrile (NBR), 90 Durometer\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e\u003cspan\u003e O-Ring\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eNominal Size:\u003c\/strong\u003e\u003cspan\u003e 24\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cstrong\u003eCompatible with \u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003eSAE \u003c\/strong\u003eORFS hydraulic systems\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 role=\"presentation\" dir=\"ltr\"\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eBuna-N material optimized\u003c\/strong\u003e for fluid resistance\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003e90-durometer hardness \u003c\/strong\u003efor extrusion durability\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eSeals flat face ORFS\u003c\/strong\u003e connections reliably\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eBuilt for high pressure \u003c\/strong\u003ehydraulic use\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\u003cspan\u003e\u003cstrong\u003eLong-lasting sealing\u003c\/strong\u003e under cyclic loads\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 role=\"presentation\" dir=\"ltr\"\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eFluid power manifold \u003c\/strong\u003esealing\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eHigh pressure ORFS\u003c\/strong\u003e adapter joints\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003ePump and valve connection\u003c\/strong\u003e sealing\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eIndustrial and construction\u003c\/strong\u003e hydraulic systems\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeavy equipment \u003c\/strong\u003ehydraulic circuits\u003cb id=\"docs-internal-guid-9ae46e19-7fff-962f-7550-462eb9b40825\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/b\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eFace seal technology isolates the\u003cstrong\u003e sealing element from line pressure\u003c\/strong\u003e and \u003cstrong\u003emechanical disturbance,\u003c\/strong\u003e ensuring a stable, flat sealing interface between \u003cstrong\u003eadapters, hoses, manifolds, and port connectors\u003c\/strong\u003e. The \u003cstrong\u003eFS4000-24 is sized for \u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eNominal Size 24 \u003c\/strong\u003eORFS fittings\u003c\/span\u003e\u003cspan\u003e, making it suitable for\u003cstrong\u003e larger-bore connections found in industrial fluid power systems\u003c\/strong\u003e, heavy machinery, and mobile hydraulic circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eBuna-N’s fluid compatibility\u003c\/strong\u003e with \u003cstrong\u003epetroleum-based oils, mineral oils\u003c\/strong\u003e, and many industrial fluids ensures\u003cstrong\u003e broad applicability\u003c\/strong\u003e, while the firm hardness rating improves \u003cstrong\u003eresistance to extrusion\u003c\/strong\u003e under high pressure, delivering\u003cstrong\u003e long service life\u003c\/strong\u003e in \u003cstrong\u003edynamic operating\u003c\/strong\u003e environments.\u003c\/span\u003e\u003c\/p\u003e","brand":"Gear House Hydraulics Shop","offers":[{"title":"Default Title","offer_id":51603404816568,"sku":null,"price":0.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/9134\/8664\/files\/o-ring_face_seal.jpg?v=1745870363"},{"product_id":"fs4000-06-buna-n-nbr-face-seal-o-ring-1","title":"FS4000-06 Buna-N NBR Face Seal O-Ring | ORFS Hydraulic Seal","description":"\u003ch2\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe\u003cstrong\u003e \u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003eFS4000-06 Buna-N Face Seal O-Ring\u003c\/strong\u003e\u003cspan\u003e is engineered to provide \u003cstrong\u003edependable sealing performance\u003c\/strong\u003e in \u003c\/span\u003e\u003cstrong\u003eSAE O-Ring Face Seal (ORFS)\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003ehydraulic systems. Manufactured from\u003cstrong\u003e \u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003e90-durometer Buna-N nitrile rubber\u003c\/strong\u003e\u003cspan\u003e, this O-ring delivers \u003cstrong\u003eexcellent resistance to hydraulic oils, mineral oils, and water-based fluids\u003c\/strong\u003e while maintaining\u003cstrong\u003e elasticity\u003c\/strong\u003e under high pressure.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e\u003cspan\u003e Buna-N (Nitrile), 90 Durometer\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003eO-Ring\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eNominal Size:\u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003e \u003c\/strong\u003e06\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cstrong\u003eCompatible with \u003c\/strong\u003e\u003cspan\u003e\u003cstrong\u003eSAE\u003c\/strong\u003e ORFS hydraulic fittings\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eHigh-pressure sealing\u003c\/strong\u003e performance\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003e90-durometer hardness\u003c\/strong\u003e for extrusion resistance\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eOil and fluid compatible \u003c\/strong\u003eBuna-N material\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli role=\"presentation\" dir=\"ltr\"\u003e\n\u003cspan\u003e\u003cstrong\u003eDesigned for flat face\u003c\/strong\u003e ORFS connections\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eORFS hydraulic a\u003c\/strong\u003edapters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eHigh-pressure \u003c\/strong\u003ehose assemblies\u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial hydraulic \u003c\/strong\u003esystems\u003cb id=\"docs-internal-guid-b7d6ecde-7fff-ea8e-ef81-5d1c6e2d4ca9\"\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/b\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eDesigned for \u003c\/span\u003e\u003cstrong\u003eNominal Size 06 ORFS fittings\u003c\/strong\u003e\u003cspan\u003e, this face seal O-ring \u003cstrong\u003ecompresses evenly\u003c\/strong\u003e between \u003cstrong\u003eflat mating surfaces\u003c\/strong\u003e, \u003cstrong\u003eminimizing the risk of leakage\u003c\/strong\u003e even under vibration or \u003cstrong\u003epressure fluctuations\u003c\/strong\u003e. It is suitable for \u003cstrong\u003eextreme-pressure hydraulic systems \u003c\/strong\u003eoperating \u003cstrong\u003eup to \u003c\/strong\u003e\u003c\/span\u003e\u003cstrong\u003e6000 PSI\u003c\/strong\u003e\u003cspan\u003e, depending on fitting configuration.\u003c\/span\u003e\u003c\/p\u003e","brand":"Gear House Hydraulics Shop","offers":[{"title":"Default Title","offer_id":51604018299064,"sku":null,"price":0.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/9134\/8664\/files\/o-ring_face_seal.jpg?v=1745870363"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0866\/9134\/8664\/collections\/o-ring_face_seal.jpg?v=1745870450","url":"https:\/\/gearhousehydraulics.com\/collections\/fs4000-face-seal-o-ring.oembed","provider":"Gear House Hydraulics Shop","version":"1.0","type":"link"}