The MSAST042SCG6R3BWNA01 is a specific part number for a ceramic capacitor manufactured by the company Adibuja. This component has a capacitance value of 6.3 pF, with a tolerance of ±0.1 pF, and it operates at a voltage rating of 25V. The capacitor is classified as C0G/NP0 type, which indicates its stable characteristics over temperature. It has a metric case size of 01005 (0402).