Westinghouse Air Brake (NYSE:WAB) reported quarterly earnings of $2.76 per share which beat the analyst consensus estimate of $2.60 by 5.75 percent. This is a 21.59 percent increase over earnings of $2.27 per share from the same period last year. The company reported quarterly sales of $3.179 billion which beat the analyst consensus estimate of $3.075 billion by 3.39 percent. This is a 17.48 percent increase over sales of $2.706 billion the same period last year.