The Lang 80401-02 Pilot Orifice helps provide a controlled flow of liquid propane to support reliable pilot flame operation. This pilot orifice is a small gas-flow component with a 0.010-inch hole, designed to meter propane as it passes into the pilot assembly. By regulating the amount of fuel reaching the pilot, it helps maintain a properly sized flame for dependable ignition of the ... https://partsfe.ca/80401-02-lang-pilot-orifice-010