What was found
MAIN CABIN STA 200 TO 284.5 RBL 44 SEAT TRACK HAS CORROSION. REMOVED CORR IAW DC9 SRM 51-10-3. ORIGINAL THICKNESS WAS .090. AFTER BLEND THICKNESS IS .065, OUT OF LIMITS IAW DC9 SRM 53-01. REMOVED SEAT TRACK STA 200-284.5 IAW DC9 SRM 51-30-5. LOCATED, DRILLED, AND INSTALLED NEW TRACK P/N S2772660-7075T6 IAW DC9 SRM 51-10-4 AND 51-30-5.