Service difficulty report · Structure · Doug MD11F

Difficulty date
June 8, 2017
Submitted
July 7, 2017
Operation
Air carrier
Aircraft
N273UP
Make and model
Doug MD11F
Aircraft serial
48574
Aircraft time
64,724 hours, 12,195 cycles
Part
Structure
Part number
WSP0798505
Part serial
UP55986
Condition
Cracked
Location
Rcb
Stage of operation
IN
How discovered
9
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

INSPECTION TYPE: 3C DURING ACCOMPLISHMENT OF PERMANENT REPAIR OF RCB, FOUND A CRACK PROPAGATING AT ONE STOP DRILL. REPAIRED THE RCB IAW EA 011-5310-01-A6841, REV IR, AND EO MD11-5320-64813-A. MAJOR.

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