What was found
MCN - MAJOR REPAIR - DURING C-17 CHECK 1/16" AND 1/32" CRACKS WERE FOUND ON THE FUSELAGE SKIN AT THE LOWER AFT CUTOUT OF THE R-1 DOOR, BS 326.5 AND BS 327.5. MAINTENANCE CUTOUT 2 EACH CRACKS AT THE LOWER AFT CUTOUT OF THE R-1 DOOR, BS 326.5 AND BS 327.5; FABRICATED -1, -2, & -5 REPAIR PLATES, -3, -7 FILLERS, AND -4, -6 TAPERED FILLERS; INSTALLED REPAIR PARTS IAW B737-300 SRM 53-10-01, PG. 204-208, FIG. 202.