{"product_id":"oem-goodman-view-port-bushing-for-amvc80704bxab-b1392139","title":"OEM Goodman View Port Bushing for AMVC80704BXAB — B1392139","description":"\u003cp\u003eThe Goodman B1392139 View Port Bushing is the genuine OEM sight-glass grommet that seals the burner observation port on your AMVC80704BXAB variable-speed gas furnace. This small but essential fitting keeps the viewing window sealed against flue gases and air leaks while giving technicians a clear line of sight to the burner flame during service.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e B1392139\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e View port \/ sight glass bushing (fitting)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits Model:\u003c\/strong\u003e AMVC80704BXAB (Amana\/Goodman variable-capacity furnace)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-temperature molded polymer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Seals the burner observation port against gas and air leakage\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis is a factory-original Goodman component built to the exact dimensions and heat tolerance of your furnace's port opening. Generic universal grommets often fail to seat fully, allowing flue-gas leaks or premature heat degradation. Choosing the OEM B1392139 guarantees a proper seal and preserves your equipment warranty.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (1\/5).\u003c\/strong\u003e Simply press the new bushing into the cleaned port opening. No tools required in most cases. Always shut off gas and power to the furnace before servicing.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057862426995,"sku":"GOODMAN-8240","price":6.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-view-port-bushing-for-amvc80704bxab-b1392139","provider":"National HVAC Parts","version":"1.0","type":"link"}