Service difficulty report · Skin · Doug MD11

Difficulty date
May 13, 1999
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N809DE
Make and model
Doug MD11
Aircraft serial
48480
System (JASC)
5751 · Ailerons
Part
Skin
Part number
NRC6741403
Condition
Delaminated
Location
Lt Aileron
Stage of operation
IN
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 O/B AILERON / FRONT SPAR / LWR FLANGE / XDA 928: TOOLING DAMAGE TO LOWER SPAR FLANGE. SPAR IS M/F SOLID GRAPHITE LAMINATE, APPROX .208 THICK. LOWER FLANGE IS DELAMINATED THROUGH THICKNESS OVER APPROX 1 INCH DEPTH (CHORD-WISE) X 2 WIDTH (SPAN-WISE). REPAIR CONSISTS OF SCARFING OUT DAMAGE AND INSTALLING PRECURED GRAPHITE REPAIR DOUBLER.

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