Service difficulty report · Doubler · Doug MD11F

Difficulty date
July 20, 2018
Submitted
July 24, 2018
Operation
Air carrier
Aircraft
N582FE
Make and model
Doug MD11F
Aircraft serial
48420
Aircraft time
85,231 hours, 20,127 cycles
System (JASC)
5711 · Wing Spar
Part
Doubler
Part number
ARB71881
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

LT WING FOUND UNDERWING LOWER FRONT SPAR DOUBLER AT STA XOS 1198.587 JUST AFT OF NR 8 SLAT CAVITY, WITH CORROSION AS MARKED. LT WING LOWER FRONT SPAR DOUBLER AT STA XOS 1198.587 AFT OF NR 8 SLAT CAVITY CARRIED OUT REPAIR AS PER SRM 57-40-02-2R FIGURE 203 REPAIR 12. REPAIR CLASSIFIED AS MAJOR AS PER GMM 6-2-100. CORROSION AT STA XOS 1198.587, LT WING LOWER FRONT SPAR DOUBLER FOUND EXCEEDED LIMIT AS PER SRM 57-00-00 REPAIR GENERAL.

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