What was found
EA 5510-01843 REV H; FOUND ON LEFT SIDE HORIZONTAL STAB, LOWER S KIN, AT STAB STA 129.5 MEASSURED FROM THE AFT SPAR GOING FORWARD 10 INCHES. THE CRACK MEASURES 3/4 INCH IN LENGTH. MARKED. REF F LEET CYCLE NON ROUTINE 9700271. COMMON DOUBLER INSTALLED ON L/H HORIZ STAB INSPAR LOWER SKIN BETWEEN STA''S 120.30 AND 129.50 IAW SRM 55-10-01 REP 11 INSP THRESHOLD AT 56,000 TOT FLT CYC''S FOLLOWED BY REPEAT INTERVALS AT EACH 9,000 FLT CYC''S PER STEP 5.A. TABLE 204 REF F/C N/R''S 9700271 AND 9700494 COMMON DOUBLER INSTALLED ON L/H HORIZ STAB INSPAR LOWER SKIN BETWEEN STA''S 120.30 AND 129.50 IAW SRM 55-10-01 REP 11 INSP THRESHOLD AT 56,000 TOT FLT CYC''S FOLLOWED BY REPEAT LFEC AT INTERVALS AT 9,000 FLT CYCLES PER STEP 5.A. TOMC-APPROVAL FROM SC1ELBYC COMMENT REPAIR IS COMPLETE AND DIP ISSUED. QC REVIEW QC REVIEW RECORDS UPDATE INIT: 56,000 TAFC WILL ITO TO RIR (-2536) RIR: LFEC 9,000.............LT/U224600