What was found
LEFT AFT MAIN FRAME HAD A CRACK APPROXIMATELY 1.5 INCH IN LENGTH AT POINT E FORWARD FLANGE. CRACK WAS WITHIN ALLOWABLE LIMITS IAW DC-9 SERVICE BULLETIN 53-131 AND ES00913.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT AFT MAIN FRAME HAD A CRACK APPROXIMATELY 1.5 INCH IN LENGTH AT POINT E FORWARD FLANGE. CRACK WAS WITHIN ALLOWABLE LIMITS IAW DC-9 SERVICE BULLETIN 53-131 AND ES00913.