The part number is CAP CER 0.027UF 1KV X7R 2225. This capacitor has a value of 0.027 microfarads and a voltage rating of 1000 volts (1 kilovolt). It is classified as an X7R type ceramic capacitor, which means it has a temperature stability range between -55°C to +125°C, and a tolerance of ±5%. The 2225 designation refers to the metric size, equivalent to the 5763 designation.