{"product_id":"oem-goodman-43-burner-orifice-for-dms81155cna-b4089343","title":"OEM Goodman #43 Burner Orifice for DMS81155CNA — B4089343","description":"\u003cp\u003eThe \u003cstrong\u003eGoodman B4089343 burner orifice\u003c\/strong\u003e is a genuine OEM brass spud drilled to a \u003cstrong\u003e#43\u003c\/strong\u003e gauge, sized to meter the precise gas flow for \u003cstrong\u003eDMS81155CNA\u003c\/strong\u003e furnaces. The orifice threads into the manifold and directs gas into each in-shot burner. A damaged, over-drilled, or wrong-size orifice throws off the air\/fuel ratio, causing lifting flames, sooting, or insufficient heat output.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOrifice size: #43 drill\u003c\/li\u003e\n\u003cli\u003eMaterial: Machined brass\u003c\/li\u003e\n\u003cli\u003eThread: Standard Goodman manifold thread\u003c\/li\u003e\n\u003cli\u003eApplication: Natural gas (verify LP conversion kit if converting)\u003c\/li\u003e\n\u003cli\u003eFitment: Goodman DMS81155CNA and compatible furnaces\u003c\/li\u003e\n\u003cli\u003eOEM Part Number: B4089343\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOEM vs. Generic\u003c\/h3\u003e\u003cp\u003eThe \u003cstrong\u003eOEM Goodman orifice\u003c\/strong\u003e guarantees the exact #43 bore and thread pitch, protecting your BTU input rating and combustion safety. Generic or field-drilled orifices risk incorrect gas metering, which can create dangerous flame conditions. For a metering component, OEM is strongly advised.\u003c\/p\u003e\u003ch3\u003eInstallation Difficulty\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eEasy (10–20 min).\u003c\/strong\u003e Shut off gas, remove the manifold or back out the old spud with a nut driver, and thread in the new orifice. Confirm proper flame and check for leaks with soap solution.\u003c\/p\u003e\u003cp\u003eGenuine OEM. Exact #43 metering for the DMS81155CNA.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":63058050908531,"sku":"GOODMAN-9631","price":5.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-goodman-43-burner-orifice-for-dms81155cna-b4089343","provider":"National HVAC Parts","version":"1.0","type":"link"}