The Rankin Delux DRB-11 Top Burner Valve regulates gas flow to a burner on compatible commercial cooking equipment. Turning the valve stem adjusts the internal passage, increasing or reducing the amount of fuel delivered to the burner according to the selected setting. The inlet uses a 1/8" connection, while the outlet has a 3/8" NPT connection for attachment to the burner gas line. I... https://partsfe.com/pilot-valve18-mpt-x-316-cc-for-rankin-deluxe-part-drb-11