Service difficulty report · Hinge Bracket · Doug MD11F

Difficulty date
August 31, 2018
Submitted
September 5, 2018
Operation
Air carrier
Aircraft
N588FE
Make and model
Doug MD11F
Aircraft serial
48490
Aircraft time
82,518 hours, 18,034 cycles
Part
Hinge Bracket
Part number
ARC0502507
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

LT WING O/B FLAP ASSY I/B FWD HINGE (WING SIDE) UPPER MOUNT O/B BORE CORROSION. HINGE UPPER MOUNT O/B BORE (NR 2 HOLE) REWORKED AND FOUND EXCEED LIMIT PER CMM 57-44-08. EXISTING HOLE DIA: 0.943", FINAL HOLE DIA: 0.9465", MAXIMUM ALLOWABLE DIA: 0.944. OVERSIZE BUSHING FABRICATED AND INSTALLED AS PER CMM 57-44-08 AND EA 1-5750-341992 P1 STEP 1A AND STEP 1. REPAIR CLASSIFIED AS MINOR PER GMM 6-2-100.

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