{"product_id":"steel-adapter-3-8-fpt-x-1-4-mpt-4000-psi-oem-replacement-fitting","title":"Steel Adapter 3\/8\" FPT x 1\/4\" MPT 4000 PSI – OEM Replacement Fitting","description":"\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 2579\u003cbr\u003e\u003cstrong\u003eCategory:\u003c\/strong\u003e Pressure Washer Parts → Fittings \u0026amp; Adapters → Steel Adapters\u003cbr\u003e\u003cstrong\u003eType:\u003c\/strong\u003e Steel Reducer Adapter\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eThe \u003cstrong\u003eSteel Adapter 3\/8\" FPT x 1\/4\" MPT (Part #2579)\u003c\/strong\u003e is a heavy-duty OEM replacement fitting designed to connect components with different thread sizes in pressure washer systems, pumps, hydraulic support equipment, compressed air systems, and industrial fluid transfer applications. Featuring a \u003cstrong\u003e3\/8-inch Female Pipe Thread (FPT)\u003c\/strong\u003e connection and a \u003cstrong\u003e1\/4-inch Male Pipe Thread (MPT)\u003c\/strong\u003e connection, this adapter provides a secure, leak-resistant transition between fittings, gauges, valves, regulators, hoses, and other threaded components.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine OEM replacement fitting\u003c\/li\u003e\n\u003cli\u003e3\/8\" FPT x 1\/4\" MPT configuration\u003c\/li\u003e\n\u003cli\u003eHeavy-duty steel construction\u003c\/li\u003e\n\u003cli\u003eRated up to 3000 PSI\u003c\/li\u003e\n\u003cli\u003eLeak-resistant threaded connections\u003c\/li\u003e\n\u003cli\u003eAdapts different thread sizes\u003c\/li\u003e\n\u003cli\u003eCompact and space-saving design\u003c\/li\u003e\n\u003cli\u003eSuitable for high-pressure applications\u003c\/li\u003e\n\u003cli\u003eDurable construction for demanding environments\u003c\/li\u003e\n\u003cli\u003eLong service life and dependable performance\u003c\/li\u003e\n\u003cli\u003eIdeal for repairs, upgrades, and custom assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePart Number:\u003c\/strong\u003e 2579\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Reducer Adapter\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConnection Size I:\u003c\/strong\u003e 3\/8\" FPT\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eConnection Size II:\u003c\/strong\u003e 1\/4\" MPT\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThread Type:\u003c\/strong\u003e Female Pipe Thread (FPT) x Male Pipe Thread (MPT)\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e Steel\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMaximum Pressure:\u003c\/strong\u003e 3000 PSI\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOEM Replacement:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Thread Adaptation and Component Connection\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eCommon Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePressure washer systems\u003c\/li\u003e\n\u003cli\u003ePump assemblies\u003c\/li\u003e\n\u003cli\u003ePressure gauge installations\u003c\/li\u003e\n\u003cli\u003eHydraulic support systems\u003c\/li\u003e\n\u003cli\u003eCompressed air systems\u003c\/li\u003e\n\u003cli\u003eIndustrial fluid transfer equipment\u003c\/li\u003e\n\u003cli\u003eChemical application equipment\u003c\/li\u003e\n\u003cli\u003eWater supply systems\u003c\/li\u003e\n\u003cli\u003eAgricultural equipment\u003c\/li\u003e\n\u003cli\u003eWash-down systems\u003c\/li\u003e\n\u003cli\u003eCommercial cleaning equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003ePerformance Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eConnects components with different thread sizes\u003c\/li\u003e\n\u003cli\u003eSupports high-pressure system operation\u003c\/li\u003e\n\u003cli\u003eDurable steel construction for demanding environments\u003c\/li\u003e\n\u003cli\u003eLeak-resistant threaded connections\u003c\/li\u003e\n\u003cli\u003eSimplifies equipment modifications and repairs\u003c\/li\u003e\n\u003cli\u003eAllows installation of gauges, valves, and accessories\u003c\/li\u003e\n\u003cli\u003eReliable performance under pressure\u003c\/li\u003e\n\u003cli\u003eLong-lasting service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eSigns Replacement May Be Needed\u003c\/h2\u003e\n\u003cp\u003eReplace the adapter if you notice:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDamaged or stripped threads\u003c\/li\u003e\n\u003cli\u003eFluid or air leaks\u003c\/li\u003e\n\u003cli\u003eVisible corrosion or rust\u003c\/li\u003e\n\u003cli\u003eCracks or deformation in the fitting body\u003c\/li\u003e\n\u003cli\u003eLoose component connections\u003c\/li\u003e\n\u003cli\u003eDifficulty achieving a proper seal\u003c\/li\u003e\n\u003cli\u003eExcessive wear from repeated installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eShut off system pressure before servicing.\u003c\/li\u003e\n\u003cli\u003eInspect all mating threads for wear or damage.\u003c\/li\u003e\n\u003cli\u003eApply appropriate thread sealant or PTFE thread tape.\u003c\/li\u003e\n\u003cli\u003eThread the adapter into the mating connection by hand.\u003c\/li\u003e\n\u003cli\u003eTighten securely using the appropriate wrench.\u003c\/li\u003e\n\u003cli\u003eConnect the corresponding component and verify alignment.\u003c\/li\u003e\n\u003cli\u003ePressurize the system and inspect for leaks.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Verify compatibility with your system's thread sizes and operating pressure requirements before installation. Always ensure the fitting's pressure rating meets or exceeds system operating pressure.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eMaintenance Recommendations\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eInspect threaded fittings regularly for leaks.\u003c\/li\u003e\n\u003cli\u003eCheck for corrosion or physical damage during maintenance.\u003c\/li\u003e\n\u003cli\u003eReplace damaged or worn adapters promptly.\u003c\/li\u003e\n\u003cli\u003eKeep threads clean and free from debris.\u003c\/li\u003e\n\u003cli\u003eVerify proper sealing after servicing.\u003c\/li\u003e\n\u003cli\u003eMonitor fitting integrity during operation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Pressure Systems Innovations","offers":[{"title":"Default Title","offer_id":53413984502123,"sku":null,"price":6.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/9201\/5723\/files\/2579STEELADAPTER.webp?v=1782066213","url":"https:\/\/generalsprayers.com\/products\/steel-adapter-3-8-fpt-x-1-4-mpt-4000-psi-oem-replacement-fitting","provider":"GeneralSprayers","version":"1.0","type":"link"}