{"product_id":"oem-goodman-sight-glass-view-port-bushing-for-gdh80403axaa-b1392139","title":"OEM Goodman Sight Glass View Port Bushing for GDH80403AXAA — B1392139","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1392139 View Port Bushing\u003c\/strong\u003e is a genuine OEM grommet\/fitting that seats the sight-glass observation window on the burner-compartment door of the \u003cstrong\u003eGoodman GDH80403AXAA\u003c\/strong\u003e gas furnace. The view port lets technicians observe the burner flame during operation, and the bushing holds the sight glass securely while maintaining the compartment seal. A cracked or missing bushing can let the sight glass rattle loose or compromise the door seal.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart Number: B1392139\u003c\/li\u003e\n\u003cli\u003eType: View port bushing \/ sight-glass grommet\u003c\/li\u003e\n\u003cli\u003eFits Model: GDH80403AXAA\u003c\/li\u003e\n\u003cli\u003eApplication: Burner-door flame observation window\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman (OEM)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM Goodman\u003c\/strong\u003e bushing is molded to the exact port diameter of the Goodman burner door, giving a snug, rattle-free fit. Generic grommets often size incorrectly and won't retain the sight glass properly. At this price point, OEM is the clear choice.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eVery Easy\u003c\/strong\u003e — Press the old bushing out, seat the new one in the door port, and reinsert the sight glass. No power-down strictly required, but shut off the furnace for safe access. Completes in under 5 minutes.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058072764787,"sku":"GOODMAN-10209","price":0.85,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-sight-glass-view-port-bushing-for-gdh80403axaa-b1392139","provider":"National HVAC Parts","version":"1.0","type":"link"}