This is a genuine DeLonghi OEM replacement O Ring that is used to seal the filter to the generator. Over time this part will begin to deteriorate and will need to be replaced as the part is made of silicone. If the O Ring for your coffee maker has snapped or become worn, replacing this part will help restore optimum performance to a varie...Read morety of models. Specifications: Outside diameter: 43.6mm. Inside diameter: 35.2mm. Thickness: 4.2mm.
Genuine Delonghi replacement part, this item is sold individually. This is part of the Tap/Frother system. It is connected to the Tap then the Lower Tube Cover is placed over the top of it. The O-Rings are not included with this part. This part should be cleaned on a regular basis or it will plug up and a new one will be needed.