Amazon.com: 20 Set M12 Steel Split Washer Lock Washer Spring Washer Ring and Flat Washer, Black Oxide Finish, 0.0984" and 0.138" Thick : Industrial & Scientific
50pcs Round Insulation Nylon Flat Spacer Washer Gasket Ring 3 x 8 x 1mm Black | eBay
FASTON® Kunststoff Unterlegscheibe M2,5 Polyamid PA (10 Stück) DIN 125 Form A Unterlegscheiben Nylon Beilagscheibe : Amazon.de: Baumarkt
Amazon.com: uxcell M3 x 8mm x 1mm Nylon Flat Insulating Washers Gaskets Spacers Fastener for Faucet Pipe Water Hose Black 100PCS : Industrial & Scientific
FASTON® Kunststoff Unterlegscheibe M2,5 Polyamid PA (10 Stück) DIN 125 Form A Unterlegscheiben Nylon Beilagscheibe : Amazon.de: Baumarkt