Ultimaker Silicone Nozzle Cover - 6 Pack (S Series)

This part number is six (6) silicone nozzle cover for S series.

The silicone nozzle cover is placed at the bottom of the print head to close the gap for the print cores. It forms a seal around the tips of the nozzles. Its function is to shield the print cores against the airflow from the fan and prevent backflow of material in case something goes wrong during printing.

This is a consumable item; replacement is advised after 400 hours.