1/8" x 1/8" Regulator (pilot) Natural Gas 3" w./c. Pressure (Used on many  new gas heaters with oxygen depletion sensor.  Part # 1818REG

Brand: Dearborn 3" W/C pressure 1/2 x 1/2 or 3/8 x 3/8.  Other sizes available for $16.99 and up. Part# 5651-6073  3/8 natural gas        Part# 5651-6074  3/8...