As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION TYPE:SEGMDC FLOOR SEAT TRACK BETWEEN FR79 AND FR80 AT Y-0 HAS INTERGRANULAR MEASURING 2.40" LONG AND .90"WIDE ON THE RH FLANGE AND 1.80"LONG BY 1.2" WIDE ON UPPER CROWN AREA. THE FLANGE IS CORRODED 100% THROUGH AND THE CROWN IS EXFOLIATED BEYONG MEASURE. SEAT TRACK P/N IS A5327923920200.REPAIR SEAT TRACK IAW SRM 53-10-16 FIG 201 USING R5307007120600 BATCH0003720709 SEAT TRACK AND R5327049020000 BATCH 0003719244 SPLICED