What was found
NR 0507 71C503-00, KEEL BEAM BS 872, ABOVE FWD 870 KEEL BEAM FITTING CHORD CRACKED IN RADIUS THROUGH 2ND FASTENER LEFT SIDE. REMOVED DAMAGED AREA AND INSTALLED DOUBLER PER EA 7-5310-29533 AND SERVICE BULLETIN 727-53-208.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
NR 0507 71C503-00, KEEL BEAM BS 872, ABOVE FWD 870 KEEL BEAM FITTING CHORD CRACKED IN RADIUS THROUGH 2ND FASTENER LEFT SIDE. REMOVED DAMAGED AREA AND INSTALLED DOUBLER PER EA 7-5310-29533 AND SERVICE BULLETIN 727-53-208.