Service difficulty report · Keelbeam · Boeing 7572S7

Difficulty date
February 12, 2012
Submitted
February 16, 2012
Operation
Air carrier
Aircraft
N906AW
Make and model
Boeing 7572S7
Aircraft serial
23568
Aircraft time
91,300 hours, 33,319 cycles
Part
Keelbeam
Part number
143N380049
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

C1 CHECK - LEVEL 2 EXFOLIATION CORROSION ON RIGHT KEEL BEAM CHANNEL BETWEEN BS 640 TO BS 700, S28R. REPAIRED RIGHT KEEL BEAM CHANNEL BETWEEN BS 640 TO BS 700, S28R IAW EA 103702.

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