What was found
DURING C-CHECK, DAMAGE WAS FOUND IN THE 65B04144-3 SKIN AT BS 1790, S-38R. THE DAMAGE WAS TRIMMED OUT AND REPAIRED IAW NRC 732 AND SRM 53-30-03, FIG 1. THE 65B04144-3 SKIN IS MADE FROM 0.100 INCH THICK 2024-T3 CLAD ALUMINUM SHEET IAW QQ-A-250/5. THE REPAIR CONSISTS OF AN 0.125 INCH THICK DOUBLER THAT MEASURES 14.0 INCH BY 11 INCH MADE FROM 2024-T3 CLAD ALUMINUM SHEET INSTALLED USING BACR15CE RIVETS AND BACB30FN BOLTS. PART 1 OF THIS EO DOCUMENTS THE FUSELAGE SKIN REPAIR IAW NRC 732 AND SRM 53-30-03, FIG 1. PART 2 OF THIS EO COMPLIES WITH THE REPETITIVE INSP REQUIREMENTS OF THE PART 1, CATEGORY B REPAIR. THE REPAIR ACCOMPLISHED IAW PART 1 AND THE INSP IAW PART 2 OF THIS EO ARE FAA APPROVED IAW SRM 53-30-03, FIG 1.