Service difficulty report · Seat Track · Doug MD11F

Difficulty date
August 18, 2011
Submitted
August 18, 2011
Operation
Air carrier
Aircraft
N643FE
Make and model
Doug MD11F
Aircraft serial
48486
Aircraft time
48,609 hours, 9,839 cycles
Part
Seat Track
Part number
AFA7740505
Condition
Corroded
Location
Zone 200
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CORROSION ON SEAT TRACK FLANGE AT STA 1561 TO 1621, X = 107. CORROSION REMOVED IAW SRM 51-21-01, REV 47. ORIGINAL THICKNESS = 0.080"; MATERIAL REMOVED = 0.045"; MATERIAL REMAINED = 0.035", FOUND EXCEEDED SRM 53-00-52, REV 47, FIG 101 LIMITS. CORRODED SECTION REMOVED IAW SRM 51-31-01, REV 47. REPAIR FABRICATED IAW SRM 53-00-52, REV 47, FIG 201, REPAIR 1 AND INSTALLED IAW SRM 51-31-01, REV 47. REPAIR CLASSIFIED AS MAJOR IAW GMM 6-2-100, REV 112.

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