{"product_id":"oem-goodman-43-burner-orifice-for-gdt115-5b-furnace-b4089343","title":"OEM Goodman #43 Burner Orifice for GDT115-5B Furnace — B4089343","description":"\u003ch2\u003eOEM Goodman B4089343 #43 Burner Orifice\u003c\/h2\u003e\u003cp\u003eDeliver the exact gas input your furnace was designed for with the genuine Goodman B4089343 burner orifice, drilled to a \u003cstrong\u003e#43\u003c\/strong\u003e size for the \u003cstrong\u003eGDT115-5B\u003c\/strong\u003e gas furnace. The orifice (spud) meters natural gas flow into each in-shot burner, directly controlling BTU output, flame size, and combustion efficiency. A worn, enlarged, or debris-clogged orifice causes high or low fire, sooting, and poor flame sensing.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOEM Part Number: B4089343\u003c\/li\u003e\n\u003cli\u003eType: Burner orifice \/ spud\u003c\/li\u003e\n\u003cli\u003eDrill Size: #43\u003c\/li\u003e\n\u003cli\u003eGas Type: Natural gas\u003c\/li\u003e\n\u003cli\u003eFits: Goodman GDT115-5B furnace\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe OEM B4089343 is precision-drilled and deburred to Goodman's specification, guaranteeing the correct BTU input and clean flame pattern. Generic or hand-drilled orifices risk over- or under-firing, which can trip limits or produce carbon monoxide. Always match the orifice number to your furnace rating plate. Replace all orifices as a set.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy.\u003c\/strong\u003e Shut off gas, unthread the old orifice from the manifold, and thread in the replacement. Confirm size against the rating plate. About 15 minutes; leak-check the manifold afterward.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058083971443,"sku":"GOODMAN-10507","price":5.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-43-burner-orifice-for-gdt115-5b-furnace-b4089343","provider":"National HVAC Parts","version":"1.0","type":"link"}