Beechcraft said today that it has received official recognition from the U.S. National Aeronautics Association for a record for a āSpeed Over a Recognized Course,ā set for a transcontinental flight by its special-mission King Air 350ER flying from San Diego, Calif. to Orlando, Fla., last October. The King Air flew the 1,853.97-nm route at an average speed of 331.08 miles per hour.