The 1936 Seversky SEV-X-BT NX189M c/n 6 was built for military evaluation as a basic trainer, but lost out to North American BT-9.
It was dismantled for parts, much of which went into the 2PA-L. The registration was possibly transferred to 2PA.
SEV-X-BT
Engine: 550hp P&W R-1340-S3H1
Wingspan: 36’0″
Length: 20’5″
Speed: 180 mph
Seats: 2
All Aero 