Service difficulty report · Spar Cap · Doug MD11F

Difficulty date
September 26, 2011
Submitted
November 7, 2011
Operation
Air carrier
Aircraft
N258UP
Make and model
Doug MD11F
Aircraft serial
48416
Aircraft time
64,313 hours, 11,801 cycles
System (JASC)
5711 · Wing Spar
Part
Spar Cap
Part number
ARB74131
Condition
Corroded
Location
Lt Wing
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

INSPECTION TYPE:4C LT WING UPPER T/E FILLER STRIP BULGING BETWEEN XORS 980-995. REPAIRED CORROSION ON UPPER AFT FLANGE OF LT WING REAR SPAR IAW STA SA EA 011-5710-01-A3539 REV IR AND EO MD11-5710-44714-A.

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