Service difficulty report · Skin · Boeing 7472D7B

Difficulty date
April 2, 2007
Submitted
April 4, 2007
Operation
Air carrier
Aircraft
N527MC
Make and model
Boeing 7472D7B
Aircraft serial
22471
Aircraft time
95,660 hours, 19,198 cycles
Part
Skin
Part number
7075T60040
Condition
Corroded
Location
Bs 2360 S30-32r
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

FUSELAGE STATION 2360 RT SIDE, BETWEEN STRINGERS 30R AND 32R HAS AN AREA OF 3.0 INCH LONG BY 11.0 INCHES WIDE OF CORROSION ON SKIN. ACCOMPLISHED PERMANENT REPAIR AS PER 747-200 SRM 53-30-03 FIG 1. AREA OF CORROSION WAS CUT-OUT AND HFEC WAS ACCOMPLISHED TO VERIFY ANY CRACKS AS PER 747 NDT MANUAL 51-00-00 FIG 23 PAR 6, DOUBLER AND FILLER WERE INSTALLED PER 747-200 SRM 53-30-03 FIG 1. ALSO, REFERENCE ATLAS AIR XEO 53-040207.

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