Diehl William A S-4 — registry & accident history
Compiled from FAA & NTSB records · as of Jul 21, 2026
There are 2 Diehl William A S-4 airframes on record (built 1991–1991), 1 currently registered. 1 has one or more NTSB accident records (1 records total). Data as of Jul 21, 2026.
2
Airframes
1
Registered
1991–1991
Years
1
NTSB records
Recent Diehl William A S-4 accidents
The pilot's failure to maintain pitch control of the airplane during takeoff, and the pilot's inadequate preflight inspection of the airplane.