What was found
NR 5910497 - DURING BC-4 CHECK, DISCOVERED LEVEL 2 EXFOLIATION CORROSION ON SEAT TRACK Y1292 - 4 POINT - FR 43+4 INCH, FR 44+6 INCH, FR 45+8 INCH, FR 46-4 INCH. MAINT REPLACED SEAT TRACK LOCATED ON FR 41 TO FR 47 Y1292 IAW SRM A319 51-71-11.