Specification: Features:_x000D_1. Coaxial connector SMA-KKF lengthened outer threaded hole, with SMA inner threaded needle._x000D_2. SMA series connectors have a threaded connection mechanism with an outer conductor inner diameter of 4.13 (0.163in)._x000D_3. This series of products and semi - steel semi - flexible radio frequency cable is used in high performance microwave occasions._x000D_4. Small size and high reliability. Characteristic impedance 50 ohms._x000D_5. Applicable standard: GJB681, SJ/T11073, IE60196-15, MIL-C-39012._x000D__x000D_Specification:_x000D_Material: Brass_x000D_Body Electroplate: Gold Plating_x000D_Impedance: 50 ohms_x000D_Installation Type: Direct Insert Type_x000D_Size: Approx. 2.5 * 1.2 cm/ 1 * 0.5 in_x000D__x000D_Package list:_x000D_5 * SMA-KKF Coaxial Connector Features: 1Coaxial connector SMA-KKF lengthened outer threaded hole, with SMA inner threaded needle. 2SMA series connectors have a threaded connection mechanism with an outer conductor inner diameter of 4.13 (0.163in). 3This series of products and semi - steel semi - flexible radio frequency cable is used in high performance microwave occasions. 4Small size and high reliability. Characteristic impedance 50 ohms. 5Applicable standard: GJB681, SJ/T11073, IE60196-15, MIL-C-39012. PackageList: