What was found
CRACK AT LIGHTENING HOLE, RT LOWER TORQUE BOX STA 1329. STOPPED DRILLED 0.250" DIAMETER HOLE AT LIGHTENING HOLE RT LOWER TORQUE BOX STA 1329 IAW B727 SRM 51-40-2. NDT C/W HFEC FOR CRACK STOP VERIFED, IAW B727 NDTM, PT6 51-00-00 FIG 23. FABRICATED DOUBLER REPAIR AT LIGHTENING HOLE RT LOWER TORQUE BOX STA 1329 MATERIAL USED 7075T6 .040 PO NR 9003110 SIZE 5 3/4" BY 3 1/2" IAW B727 SRM 53-10-2 FIG 6 AND 51-40-2 FIG 1. TREATED ALODINE AND PRIMED PART AND AREA IAW B727 SRM 51-10-2. INSTALLED DOUBLER REPAIR AT LIGHTENING HOLE STA 1329 IAW B727 SRM 51-30-2.