Service difficulty report · Spar Cap · Doug MD11F

Difficulty date
October 12, 2025
Submitted
October 13, 2025
Operation
Air carrier
Aircraft
N603FE
Make and model
Doug MD11F
Aircraft serial
48459
Aircraft time
92,454 hours, 22,377 cycles
System (JASC)
5711 · Wing Spar
Part
Spar Cap
Part number
ARB74142
Condition
Corroded
Location
Zone 600
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

RIGHT WING LOCATED BETWEEN OUTBOARD TRAILING EDGE ISLAND AND RIGHT HAND OUTBOARD AILERON, OUTBOARD TRAILING EDGE LOWER CAP XORS 1048 FOUND CORRODED. CORROSION REMOVED & FOUND EXCEEDED LIMIT IAW SRM 57-00-01-1A ALLOWABLE DAMAGE 1. REAR SPAR LOWER CAP CARRIED OUT SECTIONAL REPAIR AS IAW SRM 57-20-10-2R, REPAIR 1, FIGURE 201. REPAIR CLASSIFIED AS MAJOR IAW GMM 6-2-100.

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