{"product_id":"oem-goodman-view-port-bushing-for-wfm18070s3axcc-b1392139","title":"OEM Goodman View Port Bushing for WFM18070S3AXCC — B1392139","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1392139 View Port Bushing\u003c\/strong\u003e is the OEM grommet\/sight-glass insert that seals the inspection port on the furnace burner compartment, letting a technician safely observe the flame while keeping the combustion chamber sealed. It is a direct-fit replacement for \u003cstrong\u003eGoodman WFM18070S3AXCC\u003c\/strong\u003e furnaces.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e B1392139 (OEM)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Goodman\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits model:\u003c\/strong\u003e WFM18070S3AXCC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e View\/inspection port seal bushing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-temperature molded polymer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEquipment type:\u003c\/strong\u003e Furnace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis small but important part must withstand heat and maintain a proper seal. The genuine OEM B1392139 bushing is molded from high-temperature material sized exactly to the port opening. Generic substitutes may not seal fully or can degrade under heat, allowing combustion byproducts to escape. Always use OEM for safety-related seals.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1\/5).\u003c\/strong\u003e Snaps into the view port opening by hand. No tools required. Disconnect power before opening the burner compartment.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058224742771,"sku":"GOODMAN-14072","price":0.85,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-view-port-bushing-for-wfm18070s3axcc-b1392139","provider":"National HVAC Parts","version":"1.0","type":"link"}