What was found
STA 418-440 RBL 24.5 SEAT TRACK GOUGED. REMOVED .019" FROM .070" ORIGINAL MATERIAL. FOUND TO BE OUT OF LIMITS IAW SRM 53-00-52, FIG 101, DETAIL 2. REMOVED SEAT TRACK AT BS 418-440, RBL 24.75, IAW SRM 51-40-02. FABRICATED NEW SEAT TRACK FROM MATERIAL PN BAC 1520-792, BATCH 1571736 & INSTALLED IAW SRM 51-40-02. MAJOR REPAIR.