What was found
SUSPECTED CRACK AT THE RIGHT PACK BAY ACCESS DOOR, UPPER AFT, FUSELAGE SKIN CUT OUT. INSPECTED SUSPECT CRACK AREA IAW NTM 51-60-00. VERIFIED CRACK RUNNING FROM AFT CORNER OF CUT OUT, RUNNING AT APPROXIMATELY A 45 DEGREE UP & AFT. CRACK EXTENDS THROUGH THE FIRST RIVET & APPROXIMATELY 1/4" BEFORE THE NEXT RIVET. CUT OUT CRACK AT UPPER AFT CORNER OF DOOR CUT OUT WITH A .5 RADIUS IAW SRM 53-20-15-2R FIG 201. PERFORMED HFEC OF CUT OUT AREA IAW NTM PT 6. NO CRACKS NOTED. OK TO INSTALL REPAIR. COMPLIED WITH EA 1-5310-T0318974. FUSELAGE MAINFRAME NR 3 PACK DOOR JAMB, CRACK REPAIRED.