{"product_id":"oem-goodman-view-port-bushing-for-gmv80704bxa-b1392139","title":"OEM Goodman View Port Bushing for GMV80704BXA — B1392139","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1392139 View Port Bushing\u003c\/strong\u003e is a genuine OEM grommet that seals the sight-glass \/ inspection port on the \u003cstrong\u003eGMV80704BXA\u003c\/strong\u003e gas furnace. It frames the burner-flame viewing window and maintains the cabinet's air seal, preventing draft leakage that can affect combustion and pressure-switch operation.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: B1392139\u003c\/li\u003e\n\u003cli\u003eFits: Goodman GMV80704BXA gas furnace\u003c\/li\u003e\n\u003cli\u003eComponent: View port \/ sight-glass bushing\u003c\/li\u003e\n\u003cli\u003eMaterial: Heat-resistant molded grommet\u003c\/li\u003e\n\u003cli\u003eFunction: Seals inspection window, maintains cabinet integrity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe genuine bushing is molded to the exact port diameter and temperature spec of the furnace vestibule. Generic grommets may not seat fully or can degrade under repeated heat cycles, allowing air leaks. The OEM part snaps in cleanly and holds a proper seal for the life of the equipment.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy.\u003c\/strong\u003e Press the old bushing out and snap the replacement into the port opening — no tools required beyond removing the front panel. Under 10 minutes. Ensure the furnace is off and cool before servicing.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058168709491,"sku":"GOODMAN-12627","price":8.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-view-port-bushing-for-gmv80704bxa-b1392139","provider":"National HVAC Parts","version":"1.0","type":"link"}