Service difficulty report · Spar Cap · Doug MD11F

Difficulty date
August 25, 2021
Submitted
September 13, 2021
Operation
Air carrier
Aircraft
N631FE
Make and model
Doug MD11F
Aircraft serial
48454
Aircraft time
106,889 hours, 21,670 cycles
Part
Spar Cap
Condition
Cracked
Location
Lt Wing Te
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

LEFT WING Ï¿½ TRAILING EDGE REAR SPAR LOWER CAP SILL FOUND CRACK AT STATION XORS 419. CRACK SILL REMOVED AS PER SRM 51-34-01-0G AND FABRICATED SILL PER DOUGLAS DRAWING ARC7008 REVISION C. INSTALLED FABRICATED SILL AT LEFT WING TRAILING EDGE REAR SPAR LOWER CAP AT STATION XORS 419 AS PER SRM 51-34-01-0G. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.

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