142-0701-631 is a flange-mount jack assembly connector designed for high-frequency RF applications. The connector features a brass body with gold plating over nickel and copper, beryllium copper contacts with gold plating, and a Teflon insulator, providing excellent electrical and mechanical properties. It operates across a frequency range of 0–18 GHz with 50 O impedance, a maximum working voltage of 335 Vrms at sea level, and an RF high potential withstanding voltage of 670 Vrms at 4 and 7 MHz. The connector is rated for an operating temperature range of -65°C to +165°C, offers a contact retention force of 6 lbs minimum axial force, and provides 500 cycles minimum durability. This connector is ideal for aerospace, military, and telecommunications applications requiring reliable high-frequency signal transmission in demanding environmental conditions.