As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEAT TRACK JUST AFT OF FR62, RBL 43.5 HAS FRETTING CORROSION ON UPPER SURFACE. CORROSION IS APPROX 2" IN DIAMETER. REF SSI: 53- 61-43-01 AND AMDS 5300-2015. SUMMARY SEE NR FOR ADDITIONAL INFORMATION 001-0538:5300-2015/004 00394 SEAT TRACK TO BE REPLACED ON NR 344. (LP# 0405826)