What was found
LT STAB LOWER SKIN, FOUND CRACK .7500 INCH LONG AT STA 129.50 AND ABOUT 3" AFT FROM PREVIOUS REPAIR. REPAIRED IAW SRM 55-10-01. ACCOMPLISHED FOR OTHER WORK COMPLETED WORK PERFORMED BY N4531. DIP ISSUED PRE SRM 55-10-01 REPAIR 11, STEP TABLE 204 TO READ INSPECTION THRESHOLD 56,000 FLT CYCLES AND REPEAT INSPECTIONS EVERY 9000 FLIGHT CYCLES THEREAFTER "Q/C" ACCOMPLISH A DV INSP AT 56,000 FLT CYC THRESHOLD AFTER INST OF REPAIR USING LFEC INSP IAW NDT PART 6, 53-30-00, FIG 5. REPEAT INSP AT EACH 9,000 FLT CYC INTERVAL. SRM 55-10-01, REPAIR 11. DIP C/N 17445.