The 65863-087LF is a 2x20 vertical header connector from the QUICKIE product family, designed for reliable PCB interconnection. It features phosphor-bronze pins with a 0.100-inch (2.54 mm) pitch and a 0.150-inch (3.81 mm) tail length, providing secure mechanical retention of 3 lbs (1.36 kg) minimum. The connector housing is constructed from high-temperature thermoplastic material in black color, with terminal plating of 30 microinches (0.76 micrometers) minimum over 50 microinches (1.27 micrometers) nickel. This connector is commonly used in industrial control systems, telecommunications equipment, and computer peripherals where robust, high-density interconnections are required.