What was found
RT HORIZ. STAB RIB ASSY 5 (STAB STA 129.50) 3RD VERT STIFFENER IS CRACKED. ; / [01] CUT AND REMOVED DAMAGE ON VERTICAL STIFFENER AND WEB IAW SRM 55-10-09-2R-4 REPAIR 4 ITEM 4.B.; [02] VERIFIED DAMAGE WAS REMOVED FROM R/H HORIZ. STAB. RIB ASSY. 5 (3RD VERTICAL STIFFENER) AND INSPECTED PER SRM 55-10-09-2R-4 PARA. 4.E. NO FURTHER DAMAGE FOUND.; [03] REQUEST HFEC INSPECTION OF CUT EDGES OF STIFFENER AND WEB. REQUEST HFEC INSPECTION OF ALL EXISTING FASTENER HOLES WITHIN REPAIR AREA IAW SRM 55-10-09-2R-4 ITEM 4. C & D.; [04] HFEC INSPECTED OPEN HOLES AND CUTOUT IN REPAIR AREA PER 737 NDT PT 6; 51-00-00 PROC 16 AND 23. NO DEFECTS NOTED; [05] FABRICATED REPAIR PARTS; T-SECTION 60-5872#7075T76511 0.063' THICK LOT # 1430775-2; ANGLE BAC1490-2793#7075T62 0.063' THICK LOT # 1461745-1 AND SHIMS 2.E.A 7075T6#0.016' THICK LOT # 1439717-1 IAW SRM 55-10-09-2R-4 STEP 4.F-J.[14] INSTALLED REPAIR PARTS IAW SRM 55-10-09-2R-4 STEP 4. M-P.; [15] RII INSPECTED GOOD INSTALLATION OF REPAIR PARTS PER SRM 55-10-09-2R-4; OK TO PROCEED.; [16] APPLIED FILLET SEAL AND FINISH TO REPAIR PARTS IAW SRM 55-10-09-2R-4. STEP 4.P-Q. [18] REMOVED CRACK DAMAGE RIGHT HORIZONTAL STABILIZER AT RIB STA 129.50 3RD VERTICAL STIFFENER AND INSTALLED REPAIR IAW SRM 55-10-09-2R-4.; [19] VERIFIED REPAIR COMPLETE PER SRM 55-10-09-2R-4