The Convair P6Y was an unbuilt aircraft designed by Convair in the 1950s. The design was initiated to meet a requirement of the United States Navy (USN) for an anti-submarine warfare seaplane.

History

The design was for a

flying boat A flying boat is a type of fixed-winged seaplane with a hull, allowing it to land on water. It differs from a floatplane in that a flying boat's fuselage is purpose-designed for floatation and contains a hull, while floatplanes rely on fusela ...

that would make use of boundary layer control to achieve slow speed flight. It was intended that this would enable the aircraft to land on the open ocean in rough seas and deploy a dipping sonar.P6Y web page at globalsecurity.org
retrieved 2007-11-15. Other visual features of the design were an extremely large swept vertical fin that, combined with the dorsal fin and rudder, would have been about half the total length of the aircraft, and a thimble nose radome.Convair P6Y design drawing
retrieved 2007-11-15. Two prototypes were ordered under the USN designation XP6Y-1 with the BuNos. (Navy serial numbers) 147206 and 147207. The design had competition from the Martin P7M SubMaster, but the USN's preference was for the P6Y. Both types suffered from budget constraints and neither was built (although a mock-up of the P7M was constructed); the USN cancelled the contract for the two prototype XP6Y-1sUS Navy aircraft Bureau Number list, third series
retrieved 2007-11-15. and later opted for the land-based

P-3 Orion The Lockheed P-3 Orion is a four-engined, turboprop anti-submarine and maritime surveillance aircraft developed for the United States Navy and introduced in the 1960s. Lockheed based it on the L-188 Electra commercial airliner.