The specified component is a CAP CER 18PF 250V C0G/NP0 1812 capacitor. It has a capacitance of 18 pF and a tolerance of ±10%. This capacitor operates within a voltage range of 250V and features the C0G or NP0 temperature coefficient characteristics, typical for ceramic capacitors. The component's metric designation is 4532, corresponding to an 1812 size in inches.