... popular screw--coupling middlepower coaxial connectors. The type N connectors are a kind of low to medium power ... screw coupling mechanism, are widely used connect of the RF coaxial--cable in electronic equipment and instruments. Key ... , gold platedInsulatorsPTFEGasketsSilicone rubberCrimp ferrulesCopper alloy , nickel plated (1060)N female bulkhead connector to UFL connector with 1.13 cable