{"product_id":"oem-goodman-sight-view-port-bushing-for-advc80603bnaa-b1392139","title":"OEM Goodman Sight View Port Bushing for ADVC80603BNAA — B1392139","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1392139 View Port Bushing\u003c\/strong\u003e is a genuine OEM sight-glass grommet designed for the \u003cstrong\u003eADVC80603BNAA\u003c\/strong\u003e gas furnace. This small but essential fitting seals the observation port on the burner enclosure, letting you safely inspect flame ignition and burner operation while keeping combustion air isolated from the cabinet. A cracked or missing bushing can cause air leaks, flame-sensing issues, and nuisance lockouts, so replacing it with the exact factory part restores proper sealing.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart Number: B1392139\u003c\/li\u003e\n\u003cli\u003eType: View \/ sight port bushing (grommet)\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman (also fits Amana-branded equivalents)\u003c\/li\u003e\n\u003cli\u003eEquipment: Gas Furnace\u003c\/li\u003e\n\u003cli\u003eCompatible Model: ADVC80603BNAA\u003c\/li\u003e\n\u003cli\u003eMaterial: High-temperature molded rubber\/grommet\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis is the \u003cstrong\u003egenuine OEM Goodman\u003c\/strong\u003e component, molded to exact factory dimensions for a leak-free press fit. Generic universal grommets are cheaper but often the wrong bore diameter, leading to slow leaks or falling out under heat cycling. For a reliable seal on a combustion component, OEM is the safe choice.\u003c\/p\u003e\u003ch3\u003eInstall Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1\/5).\u003c\/strong\u003e No tools required in most cases — power down the furnace, pop the old bushing out of the viewing port, and press the new one into place. Typical replacement time is under 5 minutes. If you are unsure about any furnace repair, consult a licensed HVAC technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057529602419,"sku":"GOODMAN-3510","price":9.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-sight-view-port-bushing-for-advc80603bnaa-b1392139","provider":"National HVAC Parts","version":"1.0","type":"link"}