What was found
DURING ROUTINE C-CHECK INSPECTION, FOUND RT CABIN WINDOW NR 21 FRAME IN BETWEEN BS 910 TO BS 930 HAS CORROSION ON WINDOW FLANGE INTERNAL. REMOVED CORROSION IAW B727 SRM 51-10-6. FOUND TO BE OUT OF LIMITS IAW B727 SRM 56-20-1. REPAIRED WINDOW FRAME IAW B727 SRM 56-20-3. C-CHECK CARD NUMBER 1C-133. NON-ROUTINE TASK CARD NUMBER 114693. AMERICAN INTERNATIONAL AIRWAYS INC (B4MR567J) ACCOMPLISHING COOK AIRCRAFT LEASING WORKSCOPE FOR PURCHASE UPON COMPLETION.