1-1634009-0 is an MMCX RF jack receptacle connector designed for printed circuit board mounting applications. This professional-grade connector features a straight body style with brass body material and gold plating, along with a PTFE dielectric for reliable signal transmission. The connector offers 50 ohm impedance and includes beryllium copper center contacts with gold plating for optimal electrical performance. With a PCB height of 4.50 mm and mounting post length of 3.00 mm, it provides secure solder pin retention to the board. The connector is RoHS compliant and capable of operating at temperatures up to 165°C, making it suitable for demanding RF applications requiring reliable PCB-mounted connectivity.