What was found
CABIN - ZONE 220, SEAT TRACK -Y953 CORRODED AT FR16A, FR15C CORR. SEAT TRACK -Y953 AT FR16A AND FR15C. REMOVED IAW SRM 51-74-00 FOUND EXCEED LIMITS IAW SRM 53-11-15, FIG 101. FR15C MATERIAL REMOVED:0.041", L=1"XW=0.5", FR16A MATERIAL REMOVED:0.040", L=1.5,W=0.5". ORIGINNAL THK:0.180". REPAIR CARRIED OUT IAW PRI 510100-14, REV 0.