Service difficulty report · Stringer · Doug MD11

Difficulty date
December 18, 2007
Submitted
February 4, 2008
Operation
Air carrier
Aircraft
N293UP
Make and model
Doug MD11
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 NR 10 SUSPECT CRACK AS MARKED, THRU TANK LOWER ACCESS NR 536CB. HFEC INSP C/O PER DAC NDTSPM REV 13 PT 6 06-10-01.01.001 AND FOUND CRACK APPROX 10 INCHES AS MARKED. LT WING TANK UPPER STRINGER NR 10 ATTACHED SPLICE REMOVED FOR ACCESS PER SRM 51-33-01 V.II R35. CRACKED AREA SLOTTED OUT PER SR M57-20-00 VI FIG R35. NEW FAB REPAIR ANGLES 02 EA AND ATTACHED SPLICE AT LHW TANK UPPER STRINGER NR 10 PER SRM 57-20-00 FIG 10 VI REV 35.

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