The 3221-60004 is an SMPM jack connector designed for Ø.086 semi-rigid cable applications, featuring a quarter back nut. This connector is engineered for high-frequency performance, providing a characteristic impedance of 50 Ohms and a broad frequency range from DC to 65.0 GHz. Its construction includes a Beryllium Copper body and contact with a gold finish over nickel, a brass ferrule, and PTFE insulators for reliable signal transmission. This component is well-suited for high-performance systems requiring robust and stable RF connections.