{"product_id":"oem-goodman-view-port-bushing-for-amvc800604bnaa-b1392139","title":"OEM Goodman View Port Bushing for AMVC800604BNAA — B1392139","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1392139 View Port Bushing\u003c\/strong\u003e is a genuine OEM component engineered for the Goodman\/Amana \u003cstrong\u003eAMVC800604BNAA\u003c\/strong\u003e two-stage variable-speed gas furnace. This bushing seats the sight-glass viewing port on the burner compartment, providing a sealed, heat-resistant grommet that lets a technician safely observe the flame during ignition and combustion diagnostics.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart number: B1392139\u003c\/li\u003e\n\u003cli\u003eComponent: View port \/ sight-glass bushing\u003c\/li\u003e\n\u003cli\u003eCompatibility: Goodman \u0026amp; Amana AMVC800604BNAA furnaces\u003c\/li\u003e\n\u003cli\u003eMaterial: High-temperature molded polymer\u003c\/li\u003e\n\u003cli\u003eFunction: Seals and retains the burner-box inspection port\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eChoosing the genuine OEM B1392139 guarantees an exact fit and factory-rated heat tolerance. Generic bushings often use lower-grade plastics that can warp or crack near the burner assembly, allowing flue-gas leakage past the port. The OEM part preserves the furnace's original combustion seal and manufacturer warranty compliance.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1\/5)\u003c\/strong\u003e — press-fit replacement requiring no tools beyond removing the burner cover. Always shut off gas and power before servicing. If you are not comfortable working around gas combustion components, contact a licensed HVAC technician.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057849975155,"sku":"GOODMAN-7895","price":9.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-view-port-bushing-for-amvc800604bnaa-b1392139","provider":"National HVAC Parts","version":"1.0","type":"link"}