What was found
DURING H-CHECK FOUND SEAT TRACK AT Y450 FR60, FR63 AND FR66 CORRODED. REMOVED CORROSION AS PER SRM 51-74-00 FR60 MATERIAL REMOVED 0.040", L=2", W=1" FR63 MATERIAL REMOVED 0.040", L=2", W=1", FR66 MATERIAL REMOVED 0.032", L=2", W=1"ORIGINAL THK 0.120" FOUND EXCEED LIMIT AS PER SRM 51-31-15 FIG 101, SEAT TRACK REMOVED AND REPLACED AS PER SRM 51-42-11.