What was found
C-2 DOOR SILL CHORD O/B FLANGE CORRODED. REMOVED CORROSION PER B727 SRM 51-10-6 AND PERFORMED UT INSP OF AREA IAW NDTM 51-00-00 FIG 3 PART 4. (ORIG: .220 REMAIN : .170 LOSS: .050). REPORTED FINDINGS TO ENGINEERING AND EA 7-5310-126874 DATED 15 DEC 08 ISSUED FOR REPAIR. HFEC AREA IAW NDTM 51-00-00 FIG 23 PART 6 PER EA 7-5310-126874 NO DEFECTS NOTED. REMOVED FASTNERS IAW SRM 51-30-2 AND HFEC HOLES IAW NDTM 51-00-00 FIG 16 PT 6 PER EA 7-5310-126874 NO DEFECTS NOTED. FLAP PEENED AREA IAW BSOPM 20-10-03 AND EA 7-5310-126874. OVERSIZED FASTNER HOLES 1/64 IAW SRM 51-30-5 AND EA 7-5310-126874 AND TREATED AND PRIMED AREA IAW B727 SRM 51-10-2. INSTALLED OVERSIZE FASTNERS IAW SRM 51-30-2 AND APPLIED ONE COAT OF TYPE II ENAMEL AND ONE COAT OF BMS 3 -23 IAW EA 7-5310-126874.