

Please note that any Festool items that are out of stock will not be delivered to customers until January 2026. If you would like to know if an item is in stock before ordering, please contact us via email and we will get back to you ASAP during our working hours. Please note that this is a universal situation for all Festool suppliers during the holiday period.
DeWalt Gasket Seal DWS520 DC351 DCS520
This is the gasket that goes between the blade nut spindle and the gearcase. It is used to create an airtight seal to keep everything inside protected and working as it should. These will wear down over time and will need replacing once it is no longer doing what it should.
Please see suitable models below: