SDR USAA2009121893373

Service difficulty report · Channel · Boeing 7374B7

Difficulty date: November 18, 2009
Submitted: December 18, 2009
Operation: Air carrier
Aircraft: N450UW
Make and model: Boeing 7374B7
Aircraft serial: 24933
Aircraft time: 515,614 hours, 34,160 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Channel
Part number: 65317875
Part serial: NSN
Condition: Corroded
Location: Bs 315-340
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 - Q4 - MAJOR REPAIR - LEVEL 2 GALVANIC CORROSION ON CHANNEL ASSEMBLY BETWEEN BS 315 TO BS 340, WL 208.1, LBL 57. REPLACED CHANNEL ASSEMBLY BETWEEN BS 315 TO BS 340, WL 208.1, LBL 57 IAW B737 SRM 51-10-02, 51-40-02 & BOEING DRAWING 65-17688.

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