Service difficulty report · Hinge · Doug MD11F

Difficulty date
August 17, 2015
Submitted
August 17, 2015
Operation
Air carrier
Aircraft
N631FE
Make and model
Doug MD11F
Aircraft serial
48454
Aircraft time
940 hours, 17,484 cycles
Part
Hinge
Part number
ARC050213
Condition
Corroded
Location
Lt Wing
Stage of operation
IN
How discovered
U
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 OTBD FLAP, INBD FWD HINGE, WING SIDE, BARREL NUT HOLE SURFACE CORROSION. CORROSION REWORKED IAW CMM 57-44-08. EXISTING THICKNESS UPPER 0.376", LOWER 0.376", MATERIAL REMOVED UPPER 0.007", LOWER: 0.007", REMAINING THICKNESS UPPER 0.369", LOWER 0.369". REPAIR SHIM FABRICATED & INSTALLED IAW CMM 57-44-08. REPAIR EVALUATED & FOUND BARREL NUT MATING SURFACE REMAINING THICKNESS OF UPPER 0.369" & LOWER 0369", WITHIN LIMIT BASED THE DIFFERENCE BETWEEN DWG LIMIT & CMM MAX. REWORKED LIMITS FOR BARREL NUT HOLE, MIN THICKNESS 0.3685". REPAIR CLASSIFIED AS MINOR IAW GMM 6- 2-100.

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