{"product_id":"oem-goodman-gas-valve-adapter-for-gdh80403axbc-0259m00005","title":"OEM Goodman Gas Valve Adapter for GDH80403AXBC — 0259M00005","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman 0259M00005 Gas Valve Adapter\u003c\/strong\u003e is a genuine OEM fitting that connects the gas valve to the burner manifold on the \u003cstrong\u003eGoodman GDH80403AXBC\u003c\/strong\u003e gas furnace. It provides the correct thread interface and orientation so fuel is delivered to the manifold at the proper position for safe, leak-free operation.\u003c\/p\u003e\u003cp\u003eAdapters can develop pipe-thread leaks, cross-threading, or corrosion over years of service — issues that show up as gas odor, ignition problems, or failed leak checks. Replacing a worn adapter with the exact OEM fitting restores a gas-tight connection and correct valve alignment.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: Gas valve-to-manifold adapter fitting\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: 0259M00005\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman\u003c\/li\u003e\n\u003cli\u003eCompatible model: GDH80403AXBC (80% AFUE gas furnace)\u003c\/li\u003e\n\u003cli\u003eFunction: Threaded connection between gas valve and manifold\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe OEM adapter guarantees the exact thread size, length, and valve orientation for your furnace. A generic fitting may seat differently and complicate leak-testing. For a gas-carrying connection, the OEM part is the safe choice.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eModerate (3\/5).\u003c\/strong\u003e Gas work — shut off gas and power first. Use approved thread sealant and perform a soap-bubble leak test after assembly. If you are not comfortable with gas connections, hire a licensed HVAC technician. Allow 30–45 minutes.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058074370419,"sku":"GOODMAN-10243","price":14.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-gas-valve-adapter-for-gdh80403axbc-0259m00005","provider":"National HVAC Parts","version":"1.0","type":"link"}