Service difficulty report · Floorbeam · Boeing 7374B7

Difficulty date
November 18, 2009
Submitted
June 16, 2010
Operation
Air carrier
Aircraft
N450UW
Make and model
Boeing 7374B7
Aircraft serial
24933
Aircraft time
51,561 hours, 34,160 cycles
Part
Floorbeam
Part number
6545815118
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 - Q4- MAJOR REPAIR - LEVEL 2 GALVANIC CORROSION ON UPPER REPAIR ANGLE OF FLOORBEAM AT BS 344 BETWEEN LBL 45.5 TO RBL 10. REPAIRED FLOORBEAM AT BS 344 BETWEEN LBL 45.5 TO RBL 10 IAW B737 SRM 53-10-51 & BOEING DRAWING 65-45815.

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