Service difficulty report · Doubler · Doug MD11F

Difficulty date
October 14, 2010
Submitted
November 1, 2010
Operation
Air carrier
Aircraft
N271UP
Make and model
Doug MD11F
Aircraft serial
48572
Aircraft time
44,984 hours, 12,733 cycles
Engine
Pwa PW4460
Part
Doubler
Part number
ARB28931
Condition
Cracked
Location
Lt 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

INSP TYPE:2C, LT WING L/E COMPT BETWEEN XOS625 AND XOS633 CEILING DOUBLER IS CRACKED AT 4EA FASTENERS. CUT OUT DAMAGE ON LT WING L/E COMPT FROM XOS625 TO XOS633. FABRICATED AND INSTALLED 1 REPAIR DOUBLER, 1 REPAIR FILLER AND 10 REPAIR ANGLES REF SRM 57-40-02, REPAIR 9, FIG 203.

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