What was found
LH HORIZONTAL STAB LOWER SKIN CRACK; .400' LONG; RIB STATION 193.90 (#2); 16' FROM THE LE; MARKED<[01] NDT HFEC SURFACE INSPECTED AREA IAW 737 NDTM PART 6 51-00-00 PROC 23. VERIFIED CRACKED; .400' LONG; MARKED DIRECTION AND ENDS OF CRACK. <BR>EQUIP USED: NORTEC 600 IS0000680 DUE 05/24;[02] REMOVED THE DAMAGED PART ON LH HORIZONTAL STABILIZER LOWER SKIN STA 193.9 AND INSTALLED REPAIR PARTS IAW SRM 55-10-01-2R-11;[03] VERIFIED COMPLETION OF CORRECTIVE ACTIONS 2 AND MEASUREMENT TABLE.