Delavan nozzle 0.50 - 45° W + stop drop De Dietrich 97903402

The Delavan nozzle with a flow rate of 0.50 US gal/h and a 45° W spray pattern includes a stop drop feature for controlled fuel cutoff. This nozzle is designed for oil burners requiring precise atomization and reliable shut-off. The stop drop mechanism helps prevent after-drip, improving safety and efficiency. Suitable for boiler and burner maintenance, it is a specialized component for demanding applications. Delavan nozzles are recognized for their engineering quality, making this a dependable choice for heating equipment repairs.