{"product_id":"oem-goodman-view-port-sight-glass-bushing-for-advc81005cnaa-b1392139","title":"OEM Goodman View Port Sight Glass Bushing for ADVC81005CNAA — B1392139","description":"\u003ch2\u003eGoodman B1392139 View Port Bushing\u003c\/h2\u003e\u003cp\u003eThe Goodman B1392139 is a genuine OEM view port bushing designed for the \u003cstrong\u003eADVC81005CNAA\u003c\/strong\u003e furnace and compatible Goodman\/Amana gas furnace models. This small but essential grommet seats the sight-glass window on the burner compartment, letting a technician safely observe the flame during operation while maintaining the sealed integrity of the heat exchanger area.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart Type: View port \/ sight glass bushing\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: B1392139\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman \/ Amana\u003c\/li\u003e\n\u003cli\u003eApplication: Gas furnace burner inspection port\u003c\/li\u003e\n\u003cli\u003eFits: ADVC81005CNAA and related Goodman furnaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis is the factory-original Goodman component, machined to the exact bore diameter of the burner box opening. Generic universal bushings often fit loosely and can allow flue gas seepage or fall out during service. For a leak-free, drop-in fit we recommend the OEM part.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1\/5).\u003c\/strong\u003e Press-fit replacement — no tools required. Power down the furnace, pop out the old bushing, and seat the new one into the port opening.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057535992179,"sku":"GOODMAN-3640","price":0.85,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-view-port-sight-glass-bushing-for-advc81005cnaa-b1392139","provider":"National HVAC Parts","version":"1.0","type":"link"}