142146 is an SMB right-angle PCB mount jack connector designed for reliable RF signal connections. The connector features a gold-plated brass body and ferrule, with a phosphor bronze contact pin that is also gold-plated for optimal conductivity. The insulator is made from Teflon for excellent dielectric properties, and the assembly includes a gold-plated brass hex nut and lock washer for secure mounting. PCB mounting holes are provided with a diameter of 1.70 mm (0.067 in), spaced at 2.54 mm (0.100 in) and 5.08 mm (0.200 in) intervals. This connector is commonly used in telecommunications, test equipment, and RF applications requiring compact right-angle PCB connections.