Service difficulty report · Spar Cap · Doug MD11F

Difficulty date
August 21, 2019
Submitted
September 25, 2019
Operation
Air carrier
Aircraft
N631FE
Make and model
Doug MD11F
Aircraft serial
48454
Aircraft time
102,985 hours, 20,419 cycles
Part
Spar Cap
Part number
AVB7506501
Condition
Cracked
Location
Nr 2 Pylon
Stage of operation
IN
How discovered
E
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

#2 PYLON RT UPPER SPAR CAP FWD EDGE AT THE OUTER RADIUS HAS A .100 IN CRACK PROPAGATING AFT AT YID 408.600. REPAIRED #2 PLYON UPPER SPAR CAP AVB7506 PER EA 1-5450-T0349293 (MANUFACTURING JOINT FATIGUE CRACK IN RT UPER SPAR) MAJOR REPAIR.

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