As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEA - FLT 255 - THE NOSE LANDING GEAR COLLAPSED DURING LANDING ROLL-OUT. FOUND THE NOSE LANDING GEAR UPPER LOCK LINK HAD FAILED ALLOWING THE NLG TO RETRACT. REPLACED THE NLG UPPER LOCK LINK AS PART OF THE NLG ASSY REPLACEMENT. PART TOTAL CYCLES: 26,301. (X)