Service difficulty report · Intercostal · Boeing 7572B7

Difficulty date
June 5, 2011
Submitted
July 6, 2011
Operation
Air carrier
Aircraft
N935UW
Make and model
Boeing 7572B7
Aircraft serial
27201
Aircraft time
56,316 hours, 22,726 cycles
Part
Intercostal
Part number
146N54321
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

C3 CHECK - LEVEL 2 GALVANIC CORROSION ON INTERCOSTAL BETWEEN BS 1500 TO BS 1520, STR 3L. REPLACED INTERCOSTAL BETWEEN BS 1500 TO BS 1520, STR 3L IAW B757-200 SRM 51-10-02, SRM 53-00-04 FIG 101 SRM 51-40-05 FIG 2.

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