Connector BNC, RF Coaxial connector 1, Contact: Phosphor bronze (C5191, Teflon) 2, Shell : Brass 3, RoHS 4. R&D for you High quality RF Coaxial Connector Series Connector BNC RF Coaxial connectorMaterial HousingPP/POM/TeflonColor:WhiteContactPhospor Bronze/TeflonShellSUS 301/Brass/Phospor BronzePlatedContactGold plated (G/F,5U"/10U'/15U'/30U')ShellGold/NickelMaterials and plating can be ...