What was found
DURING C-13 CHECK A .375 INCH CRACK WAS FOUND IN ZEE ANGLE AT RT WING LEADING EDGE, INSIDE ACCESS PANEL 5848, ON OUTBOARD SIDE AT SLAT STA 2.5. MAINTENANCE REMOVED DAMAGED ZEE ANGLE AT RT WING LEADING EDGE INSIDE ACCESS PANEL 5848; FABRICATED A NEW REPLACEMENT ZEE ANGLE PER DWG 65C26701; INSTALLED REPAIR PART IAW B737-300 SRM 51-40-02 FIG 3, 4 & 8 PG 1, 28-29 & 38.