Service difficulty report · Crease Beam · Boeing 7572B7

Difficulty date
July 12, 2014
Submitted
August 4, 2014
Operation
Air carrier
Aircraft
N940UW
Make and model
Boeing 7572B7
Aircraft serial
27805
Aircraft time
64,324 hours, 24,416 cycles
Part
Crease Beam
Part number
143N55203
Condition
Corroded
Location
Fuselage
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

C4 CHECK LEVEL 2 GALVANIC CORROSION ON CREASE BEAM BETWEEN BS 450 TO 660, LBL58. REPLACED CREASE BEAM IAW SRM 51-40-02 & SRM 51-40-05.

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