{"product_id":"oem-goodman-43-gas-burner-orifice-for-dhs80453axa-b4089343","title":"OEM Goodman #43 Gas Burner Orifice for DHS80453AXA — B4089343","description":"\u003ch2\u003eGoodman B4089343 #43 Burner Orifice\u003c\/h2\u003e\u003cp\u003eThe Goodman \u003cstrong\u003eB4089343\u003c\/strong\u003e is a genuine OEM natural gas burner orifice (drill size \u003cstrong\u003e#43\u003c\/strong\u003e) for the \u003cstrong\u003eDHS80453AXA\u003c\/strong\u003e gas furnace. The orifice — also called a spud — meters the exact gas flow into each in-shot burner, setting the furnace's rated BTU input. Using the correct orifice size is essential for safe combustion, proper flame color, and rated efficiency.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDrill\/orifice size: #43\u003c\/li\u003e\n\u003cli\u003eFuel: Natural gas\u003c\/li\u003e\n\u003cli\u003eThread: OEM Goodman burner rail fit\u003c\/li\u003e\n\u003cli\u003eMaterial: Machined brass\u003c\/li\u003e\n\u003cli\u003eFits: Goodman DHS80453AXA and compatible models\u003c\/li\u003e\n\u003cli\u003eOEM part number: B4089343\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eGenuine OEM orifices are precision-drilled and deburred to Goodman's exact specification, guaranteeing the correct BTU input and clean flame. Generic drilled orifices can vary by thousandths of an inch, over- or under-firing the furnace and producing sooting or CO. Always match the OEM size for the equipment and gas type.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy.\u003c\/strong\u003e The orifice threads into the burner manifold and is swapped with a nut driver after the gas is shut off. Verify orifice size stamped on the part matches your furnace rating plate before firing.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eNever enlarge or re-drill an orifice. Confirm gas type and manifold pressure after installation.\u003c\/em\u003e\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058013127027,"sku":"GOODMAN-9471","price":5.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-43-gas-burner-orifice-for-dhs80453axa-b4089343","provider":"National HVAC Parts","version":"1.0","type":"link"}