The item number is 1825Y0630185KXR, and it's a CAP CER 1.8UF 63V X7R 1825 capacitor with specifications including a capacitance of 1.8 μF and a voltage rating of ±10 63V. It falls under the category of ceramic capacitors with an X7R dielectric. The metric size is 4564, and it's available from Adibuja.