100pcs Bonded Sealing Washers Stainless Steel Epdm Rubber Backed Screw Gasket, Serves As A Cushion Protecting From Vibration - Gaskets - AliExpress
8 x 1/2" O.D. Neoprene (EPDM) Bonded Washers 18-8 Stainless Steel | The Nutty Company, Inc.
Everbilt #10 Zinc Bonded Sealing Washers 31202 - The Home Depot
1/4" x 1" Stainless Steel EPDM Bonded Sealing Washers (50 Pack), 1" OD Neoprene Backed Corrosion Resistant Load Distribution Water Tight Seal by Bolt Dropper: Amazon.com: Industrial & Scientific
Type 18-8 Stainless Steel Neoprene Bonded Sealing Washers (Sizes #6 to 1/2") - Observatorio Vejez