The Vulcan Hart 00-418051-00053 Range Brass Hood Orifice helps regulate gas flow for consistent burner operation and proper flame performance. Made from brass, this range orifice is designed to fit compatible commercial cooking equipment and provides a controlled opening for gas to pass toward the burner. Its calibrated orifice size helps maintain the appropriate gas flow required for... https://partsfe.ca/orifice-53-for-vulcan-part-00-418051-00053