What was found
MCN - MINOR REPAIR - DURING C-15 CHECK A 1 INCH CRACK WAS FOUND ON RT PYLON SKIN ON INBOARD SIDE BELOW PANEL 5843R, NAC STA 332.12 - 345.28. MAINTENANCE REMOVED DAMAGED SKIN ON RT PYLON INBOARD SIDE BELOW PANEL 5843R; FABRICATED NEW SKIN PER DWG 313A1355; INSTALLED REPAIR PART IAW B737-300 SRM 51-40-02, FIG 3, 4, 6, 7, 8, 12, 13 & 14 PG 1, 26, 29, 32, 36, 38, 45 & 51-65.