What was found
MDC SEAT TRACK BETWEEN FRAME .54 - .58, RBL -Y450, HAS AREAS MARKED FOR CORROSION & SCRATCHES. MDC SEAT TRACK FOUND TO BE OUT OF LIMITS IAW SRM-53-10-16 FIG 102. REMOVED SEAT TRACK IAW-SRM-51-40-21, FABRICATED NEW SEAT TRACK WITH PN A53275018206 & BATCH 0002703307 IAW DWG A5327518. INSTALLED NEW SEAT TRACK IAW DWG A53278276. REPAIR CLASSIFIED AS CAT A MAJOR REPAIR.