Service difficulty report · Spar Cap · Doug MD11F

Difficulty date
January 7, 2025
Submitted
February 18, 2025
Operation
Air carrier
Aircraft
N255UP
Make and model
Doug MD11F
Aircraft serial
48404
Aircraft time
93,449 hours, 21,525 cycles
System (JASC)
5711 · Wing Spar
Part
Spar Cap
Part number
ARB74141
Condition
Cracked
Location
Zone 500
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

ACCOMPLISH PERMANENT REPAIR PER T/C T3F18E002KT3R ON LT WING REAR LOWER SPAR CAP BETWEEN XORS=714 AND XORS=735. ACCOMPLISH EA#: 011-5710-01-B0319 REVISION P4 STEP: 18 OK TO INSTALL 2 EA REPAIR BUSHING AT LH WING REAR LWR SPAR CAP BETWEEN STA XORS=714 AND XORS=735 IAW EA#: 011-5710-01-B REVISION P4 STEP: 18. ACCOMPLISHED REPAIR PER EO-92692-REQ1 AND VT-SAA EA 011-5710-01-B0319, REV. I/R,

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