Service difficulty report · Hinge Bracket · Doug MD11F

Difficulty date
February 20, 2019
Submitted
February 23, 2019
Operation
Air carrier
Aircraft
N589FE
Make and model
Doug MD11F
Aircraft serial
48491
Aircraft time
82,104 hours, 17,868 cycles
Part
Hinge Bracket
Part number
ARC050312
Condition
Corroded
Location
Rt Wing Te 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

RIGHT WING, WING SIDE OUTBOARD FLAP OUTBOARD HINGE BARREL NUT HOLE SURFACE FOUND CORROSION. HOLE SURFACE REWORKED AS PER MD-11 CMM 57-44-09. REPAIR SHIM FABRICATED AND INSTALLED AS PER MD-11CMM 57-44-09 AND EA.# : 1-5750-132168 A P3 , STEP 1. REPAIR EVALUATED AND FOUND BARREL NUT MATING SURFACE REMAINING THICKNESS OF UPPER : 0.375" BEYOND REWORK LIMIT AND LOWER : 0.379" WITHIN REWORK LIMIT . MINIMUM THICKNESS LIMIT = 0.710" - (0.667" / 2 ) = 0.3765" ACCEPTED AS PER EA # : 1-5750-132168 A P3 , FIGURE 6. TITLE: WINGS-TRAILING EDGE & TRAILING EDGE DEVICES - EO 1-5750-7-5002- RH WING -OUTBD FLAP OUTBD HINGE ASSY (WING SIDE) CORROSION REPAIR.REPAIR CLASSIFIED AS MINOR PER GMM 6-2-100.

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