This is one of the washer for the cutter blade assembly, please make sure to check appropriate diagrams of your unit for correct application of this item. Over time it may get compressed and crack eventually requiring replacement. It is an authentic replacement washer that is supplied by original manufacturer for use with Waring blenders. Note this durable rubber washer is sold individually.
It is a genuine item that is supplied by the original equipment manufacturer for use with Waring blenders. The gasket goes between the blending assembly and the container support. A wrench might be necessary during the installation of this part. This item is made out of rubber and will need to be replaced if it breaks. Keep in mind this part is sold individually.