The specified capacitor is the CAP CER 390PF 500V C0G/NP0 RAD. It has a capacitance value of 390 picofarads with an accuracy tolerance of ±10 percent and can withstand a maximum voltage of 500 volts. The capacitor features a ceramic dielectric material classified as C0G or NP0, which is known for its stable characteristics over a wide range of temperatures. Its radial configuration facilitates ease of installation in various electronic circuits.