It is a genuine manufacturer-supplied item that is made for use with Krups coffee makers. This component provides a tight fit for the valve. Unfortunately, over time the material will wear out and it may begin to crack eventually requiring a replacement. Refer to the appropriate diagrams for your model to ensure the correct repair procedure. Keep in mind it is made of durable material and is sold individually.
This is an authentic Krups replacement part, sourced from the original manufacturer for use with coffee makers. The metal spring connects to the bottom of the filter holder and is used to provide compression for the filter holder valve. This item is available as an individual replacement part.