Service difficulty report · Doubler · Doug MD11F

Difficulty date
September 22, 2019
Submitted
November 19, 2019
Operation
Air carrier
Aircraft
N586FE
Make and model
Doug MD11F
Aircraft serial
48487
Aircraft time
87,323 hours, 20,619 cycles
Part
Doubler
Part number
ARB71772
Condition
Corroded
Location
Rt 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

RIGHT HAND WING - UPPER WING SURFACE MAIN LANDING GEAR SUPPORT UPPER DOUBLER FOUND CORROSION AT STATION YW 467. RIGHT HAND WING UPPER WING SURFACE MAIN LANDING GEAR SUPPORT UPPER DOUBLER STATION YW 467 AREA CORROSION REMOVED FOUND EXCEED LIMIT AS PER SRM 57-20-01-1A ALLOWABLE DAMAGE 1 FIGURE 101, MATERIAL REMOVED EXCEED 0.100", MINIMUM THICKNESS REMAINING = 0.070". CARRIED OUT REPAIR AS PER EA 1-5730-T0349603 P1 TITLE: WINGS - PLATES AND SKINS - RT WING - CORROSION FOUND ON MLG SUPPORT UPPER DOUBLER BETWEEN AUX SPAR AND YW 467. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.

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