What was found
MAIN CABIN STRUCTURE, SEAT TRACK ADAPTERS AT FRAME 30, RBL 27 - RBL 36 HAS WEAR AND BARE METAL. REMOVED WEAR MARKS. FOUND TO BE OUT OF LIMITS IAW SRM 53-10-15. RECEIVED NEW ADAPTER. LOCATED & DRILLED IAW DWG A53781937. INSTALLED ADAPTER IAW DWG A53781937 & SRM 53-10-15.