As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LFEC INSPECTION OF THE STRINGER 4R SKIN LAP SPLICE BETWEEN FS 360 & 480 INDICATED A CRACK IN THE LOWER FASTENER ROW OF THE LOWER SKIN. INTERNAL MFEC INSPECTION ALONG THE LENGTH OF THE PANEL CONFIRMED A SINGLE CRACK LOCATION BETWEEN FS 360 & 380. THE CRACK WAS ROUTED OUT OF THE SKIN ASSY AND REPAIRED WITH AN EXTERNAL ALUMINUM DOUBLER PER B727 SRM 53-30-3, FIG 5 AND ER/A 377226-14AD.