SDR FDEA201807171760

Service difficulty report · Hinge Bracket · Doug MD11F

Difficulty date: July 17, 2018
Submitted: July 17, 2018
Operation: Air carrier
Aircraft: N605FE
Make and model: Doug MD11F
Aircraft serial: 48514
Aircraft time: 80,858 hours, 19,323 cycles
System (JASC): 5744 · Wing, Control Surface Attach Fittings
Part: Hinge Bracket
Part number: ARC050312
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

RT O/B FLAP O/B FWD HINGE (WING SIDE) ACTUATOR I/B HOLE BORE FOUND WITH CORROSION. FWD HINGE (WING SIDE) ACTUATOR I/B HOLE BORE REWORKED AND FOUND EXCEED LIMIT AS PER CMM 57-44-09. EXISTING HOLE DIA 1.221", FINAL HOLE DIA 1.248", MAXIMUM ALLOWABLE HOLE DIA 1.220". OVERSIZED BUSHING FABRICATED AND INSTALLED AS PER EA 1-5750-T0341053 PART 1 STEP 2E AND STEP 2. REPAIR CLASSIFIED AS MINOR PER GMM 6-2-100. REFER TO MASTER EA 1-5750-T0341053 PART 1 AND SNRM NR N00509 FOR WORK DETAILS.

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