{"product_id":"heurofosh-sprayless-fuel-quick-disconnect-coupler-set-8838us6-male-female-for-3-8-and-5-16-hoses-automatic-check-valve","title":"Heurofosh Sprayless Fuel Quick-Disconnect Coupler Set 8838US6 — Male \u0026 Female for 3\/8\" and 5\/16\" Hoses, Automatic Check Valve","description":"\u003cp\u003e\u003cstrong\u003eHeurofosh 8838US6 is a two-piece, sprayless fuel line connector set (male + female) that fits 3\/8\" and 5\/16\" hoses and shuts off flow automatically when disconnected.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhether you’re refueling a small boat, swapping tanks on a portable engine, or maintaining an onboard fuel system, a reliable quick-disconnect that prevents spills and keeps fuel sealed is essential. The Heurofosh 8838US6 pairs a male and female coupling designed to mate cleanly without spray, and the female half includes a built-in check valve to stop fuel flow the instant it’s separated.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this connector stop fuel from spraying when I disconnect?\u003c\/h3\u003e\n\u003cp\u003eThe female coupling contains an internal check valve that seals as soon as the connection is broken, isolating the fuel in the line and minimizing drips or spray. The male and female bodies are machined to engage snugly so there’s minimal open volume during separation.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBuilt-in automatic check valve in the female piece that closes on disconnection\u003c\/li\u003e\n  \u003cli\u003ePrecision fit between male and female bodies to reduce residual leakage\u003c\/li\u003e\n  \u003cli\u003eDesigned for fuel systems to limit exposed fuel during uncoupling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this fit my fuel hose: 3\/8\" or 5\/16\"?\u003c\/h3\u003e\n\u003cp\u003eYes — the Heurofosh 8838US6 is compatible with both 3\/8\" and 5\/16\" fuel lines, making it a flexible option for a range of small-engine and marine setups. Use the appropriate hose size for a secure clamp-on installation and confirm inner diameters before fitting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWorks with standard 3\/8\" and 5\/16\" fuel hoses commonly found in marine and portable engines\u003c\/li\u003e\n  \u003cli\u003eRequires correct clamp or crimp for a reliable hose-to-barb connection\u003c\/li\u003e\n  \u003cli\u003eSuitable for replacing worn quick-disconnects or creating a new service line\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow durable and safe is the connector in regular marine or outdoor use?\u003c\/h3\u003e\n\u003cp\u003eThese connectors are built to withstand the demands of fuel-handling environments; materials and construction focus on secure sealing and resistance under everyday use. The automatic valve feature enhances safety by preventing unwanted fuel flow when the halves are separated.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSturdy construction intended for recurring connect\/disconnect cycles\u003c\/li\u003e\n  \u003cli\u003eValve mechanism reduces risk of spills and fuel exposure during service\u003c\/li\u003e\n  \u003cli\u003eAppropriate for boat decks and other outdoor fuel applications with routine maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat’s included and how simple is it to install?\u003c\/h3\u003e\n\u003cp\u003eThe package contains both a male and a female connector so you have a complete coupling set for fuel line work. Installation is straightforward: slide the hose onto the barb, secure with a clamp or crimp sleeve, and mate the two halves when ready; no special tools are required beyond standard hose clamps and cutters.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eComplete set: one male connector and one female connector\u003c\/li\u003e\n  \u003cli\u003eConnects to barbed hose ends; use hose clamps or crimps for a leak-free seal\u003c\/li\u003e\n  \u003cli\u003eQuick mate\/demate action for fast service, refueling, or storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The Heurofosh 8838US6 suits boat owners, small engine technicians, and DIYers who need a dependable quick-disconnect for fuel lines that minimizes spills. It’s especially useful for anyone who swaps fuel tanks, services engines on the water, or wants a straightforward, durable connector pair that works with both 3\/8\" and 5\/16\" hoses. Regular inspection of hose clamps and the valve seating will keep the assembly performing safely over time.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use these connectors with ethanol-blended fuels?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They are intended for typical marine and small-engine fuels; verify material compatibility with high ethanol blends before prolonged use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need special tools to install the connectors?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No special tools—use standard hose cutters and clamps or a crimping tool to secure the hose to the barb.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Heurofosh","offers":[{"title":"Default Title","offer_id":48084376420510,"sku":"B0DTTG76ZL","price":34.7,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/heurofosh-8838us6-front-view.jpg?v=1785852361","url":"https:\/\/northtrailauto.ca\/products\/heurofosh-sprayless-fuel-quick-disconnect-coupler-set-8838us6-male-female-for-3-8-and-5-16-hoses-automatic-check-valve","provider":"North Trail Auto","version":"1.0","type":"link"}