Service difficulty report · Floorbeam · Boeing 7572B7

Difficulty date
May 16, 2014
Submitted
May 19, 2014
Operation
Air carrier
Aircraft
N939UW
Make and model
Boeing 7572B7
Aircraft serial
27303
Aircraft time
64,411 hours, 24,551 cycles
Part
Floorbeam
Part number
141N29321
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 FLOORBEAM T CHORD AT BS 324, RBL 61. REPLACED FLOORBEAM T CHORD AT BS 324, RBL 61 IAW SRM 51-40-02, 51-10-02, 51-40-05 & 51-21-10.

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