Drilling component and equipment provider National Oilwell Varco (click ticker for report: ) announced that it will double its quarterly dividend to $0.26 per share. Shares yield 1.5% at current levels. We’re not surprised by the raise, as the firm registered excellent dividend growth potential and dividend safety on our scale (click here to learn more about our dividend methodology). We expect robust dividend expansion from National Oilwell Varco going forward.