SDR IPXA2015040387691

Service difficulty report · Spar Cap · Doug MD11F

Difficulty date: March 20, 2015
Submitted: April 6, 2015
Operation: Air carrier
Aircraft: N257UP
Make and model: Doug MD11F
Aircraft serial: 48451
Aircraft time: 67,621 hours, 13,225 cycles
System (JASC): 5711 · Wing Spar
Part: Spar Cap
Part number: ARB74131
Condition: Corroded
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:1C3C, LT WING REAR SPAR CAP HAS CORROSION ON THE AFT HORIZONTAL FLANGE, UPPER SURFACE, BETWEEN XORS 1034.7 AND XORS 1047. REPAIRED LT WING REAR SPAR CAP AFT HORIZONTAL FLANGE, UPPER SURFACE, BETWEEN XORS 1034.7 AND XORS 1047 IAW VT-SAA EA 011-5710-01-A5779-IR AND EO MD11-5710-5710-57123-A.

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