Buse D.4, 6 De Dietrich 710458300

The nozzle D.4,6 is a precision fuel metering component used in oil burners to atomize fuel for efficient combustion. The 4.6 size indicates a specific flow rate, critical for proper burner performance. Replacing a worn or clogged nozzle ensures clean burning, reduces emissions, and maintains heating efficiency. Essential for oil burner maintenance.