{"product_id":"oem-goodman-view-port-bushing-for-vms80603axaa-b1392139","title":"OEM Goodman View Port Bushing for VMS80603AXAA — B1392139","description":"\u003ch2\u003eGenuine Goodman B1392139 View Port Bushing\u003c\/h2\u003e\u003cp\u003eThe B1392139 is an OEM view-port bushing (sight-port grommet) for Goodman and Amana gas furnaces including the \u003cstrong\u003eVMS80603AXAA\u003c\/strong\u003e. It mounts in the burner\/combustion cover and holds the sight-glass window that lets a technician visually inspect the flame during operation. The bushing seals the opening against air infiltration around the observation port, helping maintain correct combustion-chamber pressure and keeping the flame-viewing window secure and heat-isolated.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: B1392139\u003c\/li\u003e\n\u003cli\u003eType: View \/ sight port bushing grommet\u003c\/li\u003e\n\u003cli\u003eFunction: Seals and retains the combustion inspection window\u003c\/li\u003e\n\u003cli\u003eFits: Goodman\/Amana VMS80603AXAA and compatible furnace cabinets\u003c\/li\u003e\n\u003cli\u003eMaterial: High-temperature molded bushing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis is a low-cost but precisely-sized part — the genuine B1392139 snaps into the factory port diameter and holds the correct sealing tension. Generic grommets rarely match the exact bore and can fall out or leave the port unsealed. For a few dollars, OEM removes all guesswork.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eVery Easy (1\/5).\u003c\/strong\u003e A press-fit part that pushes into the port opening by hand — no tools required. Turn off power, remove the burner cover, seat the bushing, and reinstall. Under 5 minutes.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058210226547,"sku":"GOODMAN-13697","price":4.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-view-port-bushing-for-vms80603axaa-b1392139","provider":"National HVAC Parts","version":"1.0","type":"link"}