Service difficulty report · Hinge Bracket · Doug MD11

Difficulty date
August 20, 2006
Submitted
September 19, 2006
Operation
Air carrier
Aircraft
N521FE
Make and model
Doug MD11
Aircraft serial
48478
Aircraft time
50,678 hours, 6,480 cycles
Part
Hinge Bracket
Part number
ARC2512503
Condition
Corroded
Location
T/E Flap
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 INBD FLAP (FLAP SIDE) OUTBD PIVOT PIN ATTACHMENT OUTBD STRAP SURFACE FOUND CORRODED. LT WING I/B FLAP O/B HINGE O/B STRAP PIVOT STRAP SURFACE CORROSION REMOVED AND FOUND EXCEEDED LIMIT AS PER CMM 57-52-03 PG 442-444. ORIGINAL THK 0.273" REMAINING THK 0.198" MATERIAL REMOVED 0.075" MIN, ALLOWABLE THK 0.205". NEW STRAP FABRICATED AS PER DAC DWG ARC 2518-501. OLD STRAP REMOVED AND REPLACED WITH NEW FABRICATED STRAP AS PER SRM 51-33-01 VOL II AND DAC DWG ARC 2512. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.

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