LASCO 17-4871 3/8-Inch Male Texas Fine Flare by 3/8-Inch Male Pipe Tapped 1/8-Inch Female Pipe Thread Adapter Used To Connect To Old Style Gas Lines & Valves 3/8" Male Texas Fine Flare 3/8" Male Pipe Brass flare fitting 3/8-Inch, Texas fine flare thread Actual thread size, 9/16-Inch X 24 thread, flare Male pipe adapter fitting Typical application, Dearborn style wall, or portable furnaces