What was found
AIRCRAFT HAD AIRFRAME VIBRATION AT FL220, 320K IAS. FLIG HT RETURNED TO MAI AND LANDED OVER WEIGHT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT HAD AIRFRAME VIBRATION AT FL220, 320K IAS. FLIG HT RETURNED TO MAI AND LANDED OVER WEIGHT.