As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT WING O/B FLAP ASSY O/B FWD HINGE (WING SIDE) BARREL NUT HOLE SURFACE CORROSION. HINGE BARREL NUT HOLE SURFACE REWORKED AS PER CMM 57-44-09. EXISTING THICKNESS UPPER: 0.408"; LOWER: 0.408", MATERIAL REMOVED: UPPER: 0.012"; LOWER: 0.012", REMAINING THICKNESS UPPER: 0.396"; LOWER;0.396". REPAIR SHIM FABRICATED AND INSTALLED AS PER CMM 57-44-09 AND EA 1-5750-127792 A P2 STEP 1. REPAIR CLASSIFIED AS MINOR PER GMM 6-2-100.