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-17 CHECK A CRACK WAS FOUND ON LOWER AFT ATTACH HOLE OF INTERIOR LINER SUPPORT R/H EMERGENCY ESCAPE HATCH. MAINTENANCE CUTOUT CRACK ON INTERIOR LINER SUPPORT R/H EMERGENCY ESCAPE HATCH, FABRICATED A REPAIR DOUBLER AND INSTALLED REPAIR IAW B737-300 SRM 51-40-02, PG. 2-4.