The specified part is a CAP CER 0.4PF 200V C0G/NP0 0402, which is a ceramic capacitor with the following characteristics: 0.4 pF capacitance value, ±0.1 pF tolerance, and a maximum operating voltage of 200V. It is categorized as C0G or NP0 type and has a metric size code of 0402 (also referred to as 1005 in imperial units).