What was found
NR 4 SLAT REAR LOWER ANGLE, WS 191 TO WS 198, CRACKED 7 INCHES ALONG PREVIOUS REPAIR. INSTALLED REPAIR DOCUMENTED IN BOEING SRM 51-40-3, FIG 1. REMOVED ANGLE IAW BSRM 51-30-2. FABRICATED REPAIR ANGLE USING .050 INCH 2024 T-3 ALUMINUM. FABRICATED REPAIR ANGLE TIE-IN USING .071 INCH 2024 T-3 ALUMINUM IAW BSRM 51-20-1, FIG 2. APPLIED PROTECTIVE TREATMENT IAW BSRM 51-10-2. INSTALLED NUTPLATES ON ANGLE IAW BSRM 51-30-2. INSTALLED REPAIR ANGLE AND REPAIR ANGLE TIE-IN. REBALANCING OF SLAT NOT REQUIRED. NO WEIGHT AND BALANCE CHANGE. (X)