{"product_id":"oem-goodman-view-port-bushing-for-amh80903bnac-b1392139","title":"OEM Goodman View Port Bushing for AMH80903BNAC — B1392139","description":"\u003ch2\u003eGoodman B1392139 View Port Bushing\u003c\/h2\u003e\u003cp\u003eThe OEM Goodman B1392139 is the sight-glass view-port bushing (grommet) used on the \u003cstrong\u003eGoodman\/Amana AMH80903BNAC\u003c\/strong\u003e gas furnace and compatible models. This small but essential component seals the inspection port on the burner\/vestibule panel, allowing technicians to observe flame ignition and burner operation while maintaining a proper draft seal on the combustion compartment.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: View port bushing \/ grommet seal\u003c\/li\u003e\n\u003cli\u003eFunction: Seals flame-inspection sight port\u003c\/li\u003e\n\u003cli\u003eMaterial: Heat-resistant molded fitting\u003c\/li\u003e\n\u003cli\u003eCompatible model: AMH80903BNAC and related furnaces\u003c\/li\u003e\n\u003cli\u003eGenuine Goodman\/Amana OEM component\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eA correct seal at the view port matters more than its price suggests — a loose or ill-fitting generic grommet can allow air infiltration that disturbs draft and flame sensing. The OEM B1392139 is molded to the exact port diameter for a snug, heat-rated fit that keeps the combustion compartment properly sealed.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eVery Easy (1\/5).\u003c\/strong\u003e The bushing presses into the panel opening by hand in seconds — no tools required. Power down the furnace, remove the old bushing, and seat the replacement flush in the port. A quick, inexpensive part to keep on hand during any furnace service.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057629512051,"sku":"GOODMAN-5722","price":0.85,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-view-port-bushing-for-amh80903bnac-b1392139","provider":"National HVAC Parts","version":"1.0","type":"link"}