Service difficulty report · Stiffener · Doug MD11

Difficulty date
December 30, 2007
Submitted
February 18, 2008
Operation
Air carrier
Aircraft
N293UP
Make and model
Doug MD11
Aircraft serial
48473
Aircraft time
53,125 hours, 7,143 cycles
Part
Stiffener
Condition
Cracked
Location
Rt 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 RIGHT WING FIXED L/E COMPT AT STA XORS 690 APPROX FOUND STIFFENER CRACK AS MARKED. CRACKED STIFFENER AT RT WING FIXED L/E COMPT AT STA XORS 690 AREA REMOVED PER SRM 51-31-01 V.II R35. NEW STIFFENER FAB PER DWG ARB2923-4. HOLES TRANSFERRED ONTO NEW STIFFENERS PER SRM 51-31-01 V.II R35. NEW FAB STIFFENER REPROTECTED PER SRM 51-21-01 V.II R35. NEW FAB STIFFENER INSTALLED AT RT WING FIXED L/E COMPT PER SRM 51-35-01 V.II R35 & 51-33-01 V.II REV 35.

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