What was found
MCN - MAJOR REPAIR - DURING C-17 CHECK A 1" CRACK WAS FOUND ON THE #2 PYLON AFT PANEL ATTACH ANGLE RADIATING FROM THE LOWER AFT NUTPLATE HOLE. MAINTENANCE REMOVED AND REPLACED THE 32 PYLON AFT PANEL ATTACH ANGLE IAW B737-300 SRM 51-40-02, PG. 38, 44-45, & 63, FIG. 8, 12, & 14., AND SRM 51-40-05, PG. 2-4, & 16, FIG. 1 & 2.