As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - MAJOR REPAIR - DURING C-18 CHECK A 1 INCH CRACK WAS FOUND IN R-1 DOOR UPPER AFT REVEAL. MAINTENANCE REMOVED CRACKED R-1 DOOR UPPER AFT REVEAL FROM BS 320 TO BS 328 AT STR 10 RT; FABRICATED A NEW REPLACEMENT REVEAL PER DWG 65-53594; INSTALLED REPAIR PART IAW B737-300 SRM 51-40-02 FIG 4.