The 1939 Stearman XA-21 40-191 was designed as a USAAF attack-bomber. Fitted with a cantilever wing with flaps and crew of four, the one built was used as a flying laboratory at Wright Field.
Engines: 2 x 1150hp P&W R-2180-7
Wingspan: 65’0″
Length: 53’9″
Gross wt: 18,230 lb
Useful load: 5470 lb
Max speed: 257 mph
Cruise: 232 mph
Range: 1200 mi
Crew: 4
All Aero 