What was found
TUL - LFEC AND HFEC SHOWS CRACK IND AT LOWER ROW OF RIVETS STRINGER NR 4, STATION 451, 431, 428, 448, 427. INSTALLED REPAIR DOUBLER AT STRINGER 4 LEFT STATION 421-455 IAW SRM 53-30-3 PART 1 FIG 5. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
TUL - LFEC AND HFEC SHOWS CRACK IND AT LOWER ROW OF RIVETS STRINGER NR 4, STATION 451, 431, 428, 448, 427. INSTALLED REPAIR DOUBLER AT STRINGER 4 LEFT STATION 421-455 IAW SRM 53-30-3 PART 1 FIG 5. (M)