What was found
MCN - MAJOR REPAIR - DURING C-16 CHECK A CRACK WAS FOUND ON STRINGER CLIP AT STR 4 R/H, BS 663.75. MAINTENANCE REMAOVED DAMAGED STRINGER CLIP AT STR 4 R/H, BS 663.75, FABRICATED A NEW STRINGER CLIP, TREATED AND INSTALLED REPAIR IAW DWG 69-53207, AND B737-300 SRM 51-40-02, PG. 10-11.