{"product_id":"oem-goodman-view-port-sight-glass-bushing-for-ams81155cxa-b1392139","title":"OEM Goodman View Port Sight Glass Bushing for AMS81155CXA — B1392139","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B1392139\u003c\/strong\u003e is a genuine OEM view port bushing (sight-glass grommet) for the \u003cstrong\u003eAMS81155CXA\u003c\/strong\u003e gas furnace and compatible Goodman\/Amana models. This small but important component seals the burner-compartment inspection port, allowing a technician to visually confirm flame quality and burner ignition while keeping the combustion chamber sealed against air leaks.\u003c\/p\u003e\u003cp\u003eA cracked, melted, or missing view port bushing can allow air infiltration that affects combustion and draft, or simply obscures the inspection window. Replacing it with the correct OEM part restores a clean, sealed sight port.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e View port \/ sight-glass bushing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Heat-resistant grommet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Seals the burner inspection window\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Goodman AMS81155CXA and compatible furnaces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Part #:\u003c\/strong\u003e B1392139\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eOEM vs. Generic:\u003c\/strong\u003e The genuine Goodman bushing is molded to the exact bore diameter and thickness of the furnace panel opening for a snug, sealed press fit. Generic grommets are available at a lower cost, but diameter and heat rating can vary, risking a loose fit. For a proper seal, OEM is recommended.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eInstall Difficulty:\u003c\/strong\u003e Very Easy (1\/5). Pop the old bushing out of the panel opening and press the new one in by hand—no tools required. Ensure power and gas are off before opening the furnace cabinet.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63057715790195,"sku":"GOODMAN-7189","price":6.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-view-port-sight-glass-bushing-for-ams81155cxa-b1392139","provider":"National HVAC Parts","version":"1.0","type":"link"}