{"product_id":"oem-goodman-view-port-bushing-for-wfm18140s5dncb-b1392139","title":"OEM Goodman View Port Bushing for WFM18140S5DNCB — B1392139","description":"\u003ch2\u003eGoodman B1392139 View Port Bushing\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eB1392139\u003c\/strong\u003e is a genuine Goodman view-port bushing (sight-glass grommet) that seats into the burner-compartment observation opening on the \u003cstrong\u003eWFM18140S5DNCB\u003c\/strong\u003e furnace and compatible Goodman\/Amana models. This small but important part lets a technician safely view the flame while sealing the cabinet against air leaks and maintaining proper combustion-air separation.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003ePart number: B1392139\u003c\/li\u003e\n\u003cli\u003eType: View port bushing \/ sight-glass grommet\u003c\/li\u003e\n\u003cli\u003eBrand: Goodman \/ Amana OEM\u003c\/li\u003e\n\u003cli\u003eApplication: WFM18140S5DNCB and compatible furnaces\u003c\/li\u003e\n\u003cli\u003eFunction: Seals observation port, resists heat\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThis factory \u003cstrong\u003eOEM Goodman\u003c\/strong\u003e bushing is molded to the exact port diameter and heat rating. Generic grommets may not seal fully or can degrade near the burner box, allowing air leakage that affects combustion. At this price, there is no reason not to use the correct OEM part.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eVery Easy (1\/5).\u003c\/strong\u003e Press-fit installation in under 5 minutes — remove the old bushing and snap the new one into the port. No tools typically required. Ensure power is off before opening the burner compartment.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058230018419,"sku":"GOODMAN-14163","price":0.85,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-view-port-bushing-for-wfm18140s5dncb-b1392139","provider":"National HVAC Parts","version":"1.0","type":"link"}