Aircraft. Naval. The Navy's "Coronado" (PB2Y-2) was designed by Consolidated for long-range patrol and transport missions. It is an all-metal, high-wing flying boat powered by four Pratt and Whitney engines of 1,200 horsepower each. Its speed is over 200 miles per hour, its range over 3,000 miles, its service ceiling approximately 20,000 feet, its load capacity 30,000 pounds. It carries a crew of ten men armed with 50-caliber machine guns and bombs