What was found
SEAT TRACK BETWEEN FRAME 58 AND 68 AT -Y450 IS CORRODED AT LOCATIONS: FR59, FR62+4". CORROSION REMOVED FROM SEAT TRACK -Y450 AT FR59" AND FR62+4" IAW SRM 51-74-00 REV 98. DAMAGE DIMENSION: ATFR62+4": SUPERIOR L=1.0", W=0.250, D=0.080", & FR 59 L=1.0", W=0.250, D=0.060", ONE AREA EACH SIDE OF TRACK. ASSESSED TO BE OUT OF SRM LIMITS IAW SRM 53-00-15 REV 98. CONFIRMED AS LEVEL 2 CORROSION, PART REPLACEMENT REQUIRED. SEAT TRACK REPLACED IAW SRM 51-72-11 REV 98 AND DWG F5347721420500.