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The Delavan 4.50-60-A is a hollow cone Type A oil burner nozzle designed for residential heating systems. It delivers a flow rate of 4.5 gallons per hour at 100 PSI and produces a 60 degree spray angle. This nozzle is built with a brass body and a steel orifice disc, giving it solid durability in demanding heating applications. The Monel strainer filter helps keep debris out of the orifice, protecting spray pattern consistency and extending service life. Hollow cone Type A nozzles concentrate droplet distribution on the outside of the cone. This spray pattern supports reliable ignition and low-noise combustion, making it a preferred choice for oil-fired residential burners. HVAC technicians and oil burner service professionals use Type A nozzles on burners that require a hollow cone air pattern. This design works well for throughputs up to 10 gallons per hour, making the 4.5 GPH rating a common fit for many residential boilers and furnaces. The nozzle meets ISO 9001 standards, confirming consistent manufacturing quality. When replacing an oil burner nozzle, matching the flow rate, spray angle, and spray pattern type is critical. Using the wrong nozzle type can cause poor combustion, carbon buildup, smoke, or lockout conditions. The Delavan 4.50-60-A gives technicians a direct replacement option that matches these three parameters precisely. Delavan is a well-known name in oil burner nozzle manufacturing, trusted by heating professionals for accurate spray characteristics and reliable performance across residential heating equipment. This nozzle is rated for operation at 80 degrees F and is compatible with standard 100 PSI burner pump pressure settings found in most residential oil heating systems.
The Delavan 4.50-60-A delivers a precise 4.5 GPH flow rate at a 60 degree hollow cone spray angle, making it a reliable direct replacement nozzle for residential oil burner service. Its ISO 9001 compliant manufacturing and Monel strainer ensure consistent performance in the field.
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