What was found
RT OTBD SEAT TRACK NR 20 HAS AREAS OF CORROSION. REMOVED CORROSION ON SEAT TRACK NR 20 RT IN SEVERAL AREAS; THE LARGEST BEING 2"W X 6"L X .403"D; MECHANICALLY MEASURED, FOUND TO BE OUT OF LIMITS IAW (R12) 53-20-49-02-02, FIG 201, SHEET 3. CONFIRMED AFFECTED AREA CRACK FREE REF NTM 51-00-06-910-801 PT 1, REV 9. APPLIED ALODINE TO BLENDED AREAS IAW SRM 51-21-10-02-01, REV 12. PRIOR TO THE ABOVE, BLENDED AREAS FOUND TO BE WITHIN LIMITS IAW R/D 8/4-53-5298 ISSUE 1 DATED 18MAR2013. NOTE, NOMINAL THICKNESS .420" LOWEST MEASUREMENT NOTED WAS .403". COMPLIED WITH TC RD 8/4-53-5298 WO143401.