The specified capacitor is a CAP CER 82PF 2KV NP0 1808 with a capacitance value of 82 pF and a tolerance range of ±5. It has a maximum working voltage of 2000V or 2kV and belongs to the Ceramic Capacitor family, specifically the C0G or NP0 type in an 1808 (or 4520 Metric) package.