... nylon ,Stainless Steel,Brass,etc. Model No.brass terminalPlace of originRuian, China Material1) brass,H62,H65,H68 2) other ... snap ring , wire snap rings2. German standard (DIN), a series of fasteners, including DIN6796, DIN6797, DIN6798, DIN6799, DIN471, DIN472, DIN125 ... 4 insulation gasket series (plastic fastener), including the graphite gasket of nylon, polyester film gasket, nylon pads, red (black) ...