NTSB Identification: SEA94LA142. The docket is stored in the (offline) NTSB Imaging System.

Accident occurred JUN-08-94 at SALT LAKE CITY, UT

Aircraft: 1ST FTR GP FOCKE-WULF 190, registration: N25074

Injuries: 1 Fatal.

AT THE START OF AN AEROBATIC MANEUVER, THE WINGS WERE OBSERVED FLUTTERING JUST PRIOR

TO THE SEPARATION OF THE RIGHT WING. DURING THE POST CRASH INSPECTION, EVIDENCE WAS

FOUND TO INDICATE AILERON FLUTTER. THE AILERONS WERE ALSO FOUND TO BE OUT OF BALANCE.

Probable Cause

IMPROPER BALANCING OF THE AILERONS RESULTING IN AILERON FLUTTER.