The Trane BNR01233 Natural Gas Stainless Steel Inshot Burner is an OEM replacement component designed for compatible Trane gas furnaces and HVAC heating systems. Featuring a 0.50-inch inside diameter and durable stainless steel construction, it directs the natural gas and air mixture into the combustion chamber to produce a controlled flame for heat generation. Its robust design suppo... https://www.partshnc.com/trane-bnr01233-natural-gas-stainless-steel-inshot-burner-0-50-id