The 1931 PT-10 was an AT model foe Army Air Corp evaluation as YPT-10. Four were built as YPT-10 (31-519-522), first one was as “Training Plane” in prototypical stage (N479Y). The Training Plane first flew in February 1931.
There was one conversion, 31-521, to a PT-10C. converted in 1931, it was powered by a Lycoming R-680.
One conversion to YPT-10D was completed in 1931, powered by a Kinner C-5.
PT-10
Engine: 200hp Lycoming R-680
Wingspan: 33’0″
Length: 25’0
Useful load: 642 lb
Max speed: 108 mph
Cruise: 80 mph
Stall: 52 mph
Seats: 2
All Aero 