Delonghi genuine part: steam knob for the following machines:
BAR41 Espresso/Cappuccino Maker
BAR42 Espresso/Cappuccino Maker
BAR42E Espresso/Cappuccino Maker
BCO264B Espresso/Cappuccino/Coffee Combo Cafe Nero
EC155 Cappuccino Maker
Part number
5532109600