What was found
ON FINAL APPROACH PASSENGER REPORTED THAT THE TIP OF ONE OF THE LEFT FLAP TRACK FAIRINGS DEPARTED THE AIRCRAFT. NO ABNORMAL FLIGHT CONDITIONS NOTED AND A SAFE AND UNEVENTFUL LANDING WAS MADE. A VISUAL INSPECTION INDICATED MISSING CONE ASSEMBLY PART NUMBER F5757411311600 PER IPC 57-61-11-07 ITEM 30 A. DEFERRED PER CDL AND AIRCRAFT WAS RETURNED TO SERVICE. ENGINEERING REPLACED BOTTOM 3 PLATE NUTS AND FASTENED REINSTALLED COVER AND CAP PER CMM 57-53-13-400-803.