What was found
FOUND DURING B-1 LETTER CHECK - 1 INCH CRACK LWR END SPAR STIFFENER AT NR 6 L/E SLAT I/B TRACK I/B ANGLE. REPLACED PER MM 57-20-21.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FOUND DURING B-1 LETTER CHECK - 1 INCH CRACK LWR END SPAR STIFFENER AT NR 6 L/E SLAT I/B TRACK I/B ANGLE. REPLACED PER MM 57-20-21.