powered by a 160 hp R-540-1, 1,023 built. PT-22AModel ST-3S twin-float seaplanes ordered by the Netherlands Navy powered by 160 hp Menasco D4B, ordered cancelled and completed for the United States Army Air Corps with 160 hp R-540-1 engines, 25 built. PT-22BUnbuilt project. PT-22CPT-22s re-engined with the 160 hp R-540-3, 250 conversions. Operators Ecuadorian Air Force United States Army Air Corps United States Army Air Forces Aircraft on display 41-15329 – PT-22 on display at the Air Combat Museum in Springfield, Illinois. 41-15654 – PT-22 on display at the Vintage Flying Museum in Fort Worth, Texas. It is awaiting an engine rebuild. 41-15721 – PT-22 on static display at the National Museum of the United States Air Force in Dayton, Ohio. 41-20652 – PT-22 on static display at the Main Campus of the Air Zoo in Kalamazoo, Michigan. 41-20952 – PT-22 on static display at the Evergreen Aviation & Space Museum in McMinnville, Oregon. 41-21039 – PT-22 on static display at the Museum of Aviation in Warner Robins, Georgia. 42-57481 – PT-22A on static display at the Udvar-Hazy Center of the National Air and Space Museum in Chantilly, Virginia. 42-57492 – PT-22A in storage at the New England Air Museum in Windsor Locks, Connecticut. Surviving aircraft Several PT-22 remain in flyable condition worldwide, as the aircraft continues to be a popular sport plane and warbird. 41-1902 – PT-22 airworthy at the Commemorative Air Force Minnesota Wing in South St. Paul, Minnesota. c/n 1812 – ST-3KR airworthy at the Port Townsend Aero Museum in Port Townsend, Washington. 41-20855 – PT-22 airworthy with the Shuttleworth Collection at Old Warden, Bedfordshire. This airframe is the first PT-22 prototype and is designated "001". Specifications (PT-22) References Notes Bibliography Cassagneres, Ev. The New Ryan: Development and History of the Ryan ST and SC. Eagan, Minnesota: Flying Books, 1995. . Donald, David, ed. Encyclopedia of World Aircraft. Etobicoke, Ontario, Canada: Prospero Books, 1997. . Mondey, David. American Aircraft of World War II (Hamlyn Concise Guide). London: Bounty Books, 2006. . Pilots Flight Operating Instructions for Army Model PT-22 Airplanes, T.O. NO. 01-100GC-1. Wright-Patterson AFB, Ohio: U.S. Army Air Forces, 1943. United States Air Force Museum Guidebook. Wright-Patterson AFB, Ohio: Air Force Museum Foundation, 1975. Dorr B. Carpenter. "Ryan Sport Trainer", SunShine House, Terre Haute Indiana. . 1990. External links 1940s United States military trainer aircraft World War II trainer aircraft of the United States PT-22 Low-wing