The specified component is a 120 picofarad, 3 kilovolt ceramic capacitor. It has a capacitance of 120 pF with a tolerance of ±2%, and it can withstand a maximum voltage of 3000 volts. The capacitor is classified as C0G/NP0, which refers to its dielectric material composition. Its dimensions are those of a 1825-sized component, or alternatively, it could be identified by the metric designation 4564.