As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-CHECK, AFT STAIRWELL LOWER RT TORQUE BOX INBOARD CHORD ANGLE CRACKED 6 INCHES IN RADIUS RUNNING AFT FROM UNDER STAIR ACTUATOR BRACKET AT APPROX STA 1273. REPAIRED ANGLE AS PER SRM 51-40-3. RE-ASSEMBLED AFT AIRSTAIR ACTUATOR AND STRUTS IAW MM 52-62-71.