What was found
TORQUE BOX FIN REAR SPAR CHORD LWR LT SIDE APPEARS TO BE CRACKED PASSED STOP DRILL HOLE STA BS 1303 LBL 22. C/W HFEC ON BS 1303 FRAME WEB IAW B727 NDTM PT6 51-00-00 FIG 23. FOUND 1/4" CRACK EXTENDING FROM PREVIOUS STOP DRILL HOLE. TOTAL CRACK LENGTH 1". NO OTHER INDICATIONS NOTED. STOP DRILLED IAW B727 SRM 51-10-1 AND BOEING SERVICE BULLETIN 727-53-0094. STOP DRILLED CRACK ON FRAME WEB AT LBL22". ACCOMPLISHED NDT INSP VERIFYING CRACK CONTAINMENT PER NDT MAN CHAPTER 51-00-00 PART 6 FIG 23. NO DEFECTS PER COTNEY AEROSPACE EO NR EAAB22-1 W/8110-3 DATED:4/7/06 AND SB 727-53-0094REV3. THIS REPAIR IS CATEGORY B AND REQUIRES RE-INSPECTION AT REGULAR INTERVALS NOT TO EXCEED 2400 FLIGHT CYCLES.