... DIN6798, DIN6799, DIN471, DIN472, DIN125, etc. 3.Copper and copper alloy fasteners including retaining ring (1) beryllium copper , ... beryllium copper saddle washers, beryllium copper internal and external teeth washers and other (2) toothed washer phosphor bronze, ... (black) steel pad. Epoxy plate gaskets, plastic gaskets and other5.Automotive Fasteners: card holder, gasket, reed nut, two-axis ...