O-ring Kit 5140209-80

This is an authentic manufacturer-sourced replacement part which is specially designed for use with DeWALT pressure washers. It helps to provide an air-tight seal between connected components, please make sure to refer to the appropriate diagrams of your model for the correct location and application of this hardware. Unfortunately, over time the material will wear out and it may begin to crack eventually requiring a replacement to maintain top performance. Keep in mind this high-quality item is made of durable rubber and is sold individually.