Service difficulty report · Stiffener · Boeing 7374B7

Difficulty date
July 29, 2009
Submitted
September 12, 2009
Operation
Air carrier
Aircraft
N454UW
Make and model
Boeing 7374B7
Aircraft serial
24996
Aircraft time
50,749 hours, 33,523 cycles
Part
Stiffener
Part number
6545834257
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

SAL - Q6 - MAJOR REPAIR - LEVEL 2 GALVANIC CORROSION ON INTERCOSTAL STIFFENER BETWEEN BS 328 TO BS 344, RBL 11. REPLACED INTERCOSTAL STIFFENER BETWEEN BS 328 TO BS 344, RBL 11 IAW B737 SRM 51-10-02 & US AIRWAYS EA 132592.

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