Service difficulty report · Doubler · Doug MD11F

Difficulty date
September 24, 2025
Submitted
September 24, 2025
Operation
Air carrier
Aircraft
N574FE
Make and model
Doug MD11F
Aircraft serial
48499
Aircraft time
101,045 hours, 24,018 cycles
Part
Doubler
Part number
ARB71771
Condition
Damaged
Location
Zone 500
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

LEFT WING - UPPER SURFACE MAIN LANDING GEAR SUPPORT UPPER DOUBLER FOUND DEEP EXISTING BLEND - OUT AND CORROSION ALONG XORS = 264.00 LEFT HAND WING - UPPER WING SURFACE MAIN LANDING GEAR SUPPORT UPPER DOUBLER STATION XORS = 264.00 CORROSION REMOVED AND FOUND EXCEEDED LIMIT AS PER SRM 57-20- 01-1A ALLOWABLE DAMADE 1. REPAIR CARRIED OUT AS PER BOEING REPAIR DRAWING SG11570014 REVISION -. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.

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