As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SECONDARY NRC FROM NRC 006 DURING THE REMOVAL OF AFT RAIL DOUBLER (CHANNEL): TWO ELONGATE HOLES WERE FOUNDED ON FRAME STA 1047 BTW STRINGER 17LH AND 16LH ELONGATE HOLES ON FRAME STA 1047 BTW STRINGER 17LH AND 16LH WERE REPAIRED PER REO 690-53-61-1774 REV. - -