What was found
AIRCRAFT GROUNDED. MAIN CARGO DOOR BS348.2 STR15L FRAME INNER CHORD CRACKED. REPAIRED A FUSELAGE FRAME SECTION AT BS348.2 UPPER CHORD BETWEEN STR 14L AND STR17L DUE TO CRACK IAW CARD EAM335302-4 REV2 AND SB737-53A 1240 R1.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT GROUNDED. MAIN CARGO DOOR BS348.2 STR15L FRAME INNER CHORD CRACKED. REPAIRED A FUSELAGE FRAME SECTION AT BS348.2 UPPER CHORD BETWEEN STR 14L AND STR17L DUE TO CRACK IAW CARD EAM335302-4 REV2 AND SB737-53A 1240 R1.