Material Body: Nylon66+30%G.F,UL 94-0 Rated Ejector: Nylon66+30%G.F,UL 94V-0 Rated Contact: Brass Contact Plating: Gold Plating Over Nickel(40~80u") On Contact Area Tin(100~250u") Plating On Solder Tail; Harpoon: Brass Plating: Nickel (40~80u") Electrical Specification Contact Resistance: 30 Milliohms Max. Initial. Insulation Resistances 000 Megohms Min (At 50CV DC); Withstanding Voltage:500VAC. Environmental