SDR 06FDEA03027

Service difficulty report · Stringer · Doug MD11

Difficulty date: August 22, 2006
Submitted: September 11, 2006
Operation: Air carrier
Aircraft: N621FE
Make and model: Doug MD11
Aircraft serial: 48792
Aircraft time: 26,045 hours, 5,927 cycles
System (JASC): 5713 · Wing, Longeron/Stringer
Part: Stringer
Part number: AEB75141
Condition: Cracked
Location: Lt Wing
Stage of operation: IN
How discovered: E
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

LT WING, CRACK FOUND APPROX 7.5" IN LENGTH DURING HFEC INSPECTION AT STRINGER 14 (UPPER STRINGER) WING STA XORS 521 SNRM NO.: N00284, LT WING TANK STRINGER 14 AT STA XORS 521 CARRIED OUT REPAIR AS PER SRM 57-20-00 VOLUME I, FIGURE 10. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.

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