As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PERFORMED WINDOW CORNER FASTENERS HOLE INSPECTION PER S/B 737-53A1177R 6 AND DISCOVERED DEFECTS IN WINDOW CORNERS WITH CRACK INDCIATION AT BS 440 RT WINDOW UPPER FORWARD CORNER USING HFEC METHODS. REPAIRED IAW SRM, AIRCRAFT RETURNED TO SERVICE. (M)