As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SUBJECT BRAKE DISK INSTALLED ON EDO 3500 AMPHIBIOUS FLOATS. FLANGE FAILURE AT EACH OF THREE MOUNTING HOLES TO WHEEL RESULTING IN LOCKED BRAKE. DISK IS EXCESSIVELY LOADED IN THIS INSTALLATION DUE TO GROSS WINDS OF AIRCRAFT, SPEEDS, AND NECESSITY OF OVERUSE OF BRAKES IN CROSSWIND TAXIING.