Service difficulty report · Stringer · Doug MD11F

Difficulty date
December 18, 2007
Submitted
March 5, 2008
Operation
Air carrier
Aircraft
N293UP
Make and model
Doug MD11F
Aircraft serial
48473
Aircraft time
53,125 hours, 7,143 cycles
Part
Stringer
Condition
Cracked
Location
Lt Wing
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:C LT WING TANK UPPER STRINGER END NR 09 SUSPECT CRACK AS MARKED, THRU TANK LOWER ACCESS NR 538AB, HFEC INSP C/O PER DAC NDTSPM R13,06-10-01.001 AND FOUND CRACK APPROX 2' INCH AS MARKED. CRACKED PORTION OF LHW TANK UPPER STRINGER NR 9 TRIMMED OFF AS PER EN NR 1005-08. HFEC INSP C/O PER DAC NDTSPM R13,06-10-01.001 ON TRIMMED AREA AND FOUND NO CRACK EVIDENT. REPAIR STRINGER 01EA AND REPAIR STRAPS 03EA FABRICATED AND INSTALLED PER EN NR 1005-08.

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