DeWALT Grinder Seals and Gaskets

This is an authentic manufacturer sourced replacement part designed for use with Dewalt grinders. It helps to provide an air tight seal for the gearbox. It is made out of rubber material and it is sold individually. To complete this repair you will need a spanner wrench.

This part is sold individually. The o-ring goes on the guard and is made of rubber. A set of pliers and a screwdriver might be needed during the installation process. It may become broken and will need to be replaced. This part is an OEM from DeWALT for use in grinders.

O-rings are designed to contain thousands of pounds of pressure by creating a seal between two or more parts. O-ring measurements are defined by the inside diameter and the thickness. Of the many causes for O-Ring failure, the most common are: Extrusion and Nibbling - O-ring has ragged, tattered edges. These are commonly caused by pressure spikes which shear off tiny "bites" from the o-ring,...

This authentic manufacturer-supplied washer is specially designed for use with DeWALT angle grinders. It is a special hardware that helps to provide a tight seal between connected components. This is an identical replacement for a missing or a damaged O-ring that was installed on a new unit. One durable rubber part is included. Refer to the appropriate diagrams for your model to ensure the proper ...

It is a genuine manufacturer-sourced replacement part that is supplied for use with DeWALT and Black and Decker power tools. This is a special o-ring which is utilized to provide an air-tight seal between connected pieces, for the correct application make sure to check appropriate diagram of your model. Over time o-rings tend to deteriorate and crack eventually requiring a replacement to maintain ...

It is an authentic high quality replacement part that is specially manufactured by Dewalt for use with angle grinders and cut off tools. This gasket provides an air tight seal between the gear case cover and the gear case itself. Please note one durable rubber gasket is included per order.

Included in part number 398618-00