SDR UPS08M52357

Service difficulty report · Stringer · Doug MD11

Difficulty date: April 4, 2008
Submitted: May 28, 2008
Operation: Air carrier
Aircraft: N295UP
Make and model: Doug MD11
Aircraft serial: 48475
Aircraft time: 62,294 hours, 8,296 cycles
System (JASC): 5713 · Wing, Longeron/Stringer
Part: Stringer
Condition: Cracked
Location: Lt Wing
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

INSPECTION TYPE:C LEFT WING FUEL TANK UPPER NR 12 STRINGER END SUSPECT CRACK. HFEC INSP C/O & FOUND CRACK APPROX 11.5 INCH. STR 12 END SPLICE REMOVED. STR 12 ATTACH CLIP & FASTENERS REMOVED. SLOT OUT CRACKED AREA C/O. HFEC INSP C/O ON RWK AREA, FOUND NO CRACK EVIDENT. TWO EA REPAIR ANGLES FAB & HEAT TREATED. REPAIR ANGLES, ATTACHED CLIP & SPLICE END INSTALLED. SEALANT ON STR 12 REPAIR AREA APPLIED. LEAK CHECK SATIS.

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