Service difficulty report · Doubler · Doug MD11F

Difficulty date
August 7, 2020
Submitted
August 7, 2020
Operation
Air carrier
Aircraft
N582FE
Make and model
Doug MD11F
Aircraft serial
48420
Aircraft time
89,879 hours, 21,552 cycles
Part
Doubler
Part number
ARB71771
Condition
Corroded
Location
Lt Mlg Support
Stage of operation
IN
How discovered
9
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

LEFT WING, UPPER SURFACE, MAIN LANDING GEAR SUPPORT UPPER DOUBLER, OUTBOARD SIDE, APPROXIMATELY XORS 274 AREA FOUND CORRODED. LEFT HAND WING UPPER WING SURFACE MAIN LANDING GEAR SUPPORT UPPER DOUBLER OUTBOARD SIDE APPROXIMATE STATION XW=221.5 BELOW STRINGER 1 AREA CORROSION. REMOVED AND REPAIRED, AS PER EA 1-5730-T0355659 PART 1 TITLE: WINGS-PLATES AND SKINS-LT WING-CORROSION FOUND ON MLG SUPPORT UPPER DOUBLER BETWEEN XW 212 AND XW 229.5. REPAIR CLASSIFIED AS MAJOR, PER GMM 6-2-100.

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