This aircraft is in the Stearman Kaydet family. It is known as a PT-17 Kaydet. The last military serial number this aircraft had was 41-8022 with the United States Air Force and the construction number is 75-1581. Current registration is N49760.
Click on the picture above to see a larger view of this airplane and more just like it. This photo is available for sale at www.PhotoEnrichments.com