What was found
LEFT O/B MID FLAP INTERCOSTAL CRACKED AT I/B FORE FLAP TRACK ROLLER. REMOVED CRACKED INTERCOSTAL, LOCATED DRILLED AND INSTALLED NEW INTERCOSTAL IAW B737 400 SRM 51 40 05.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LEFT O/B MID FLAP INTERCOSTAL CRACKED AT I/B FORE FLAP TRACK ROLLER. REMOVED CRACKED INTERCOSTAL, LOCATED DRILLED AND INSTALLED NEW INTERCOSTAL IAW B737 400 SRM 51 40 05.