Service difficulty report · Fitting · Boeing 747200

Difficulty date
July 12, 2004
Submitted
July 30, 2004
Operation
Air carrier
Aircraft
N522UP
Make and model
Boeing 747200
Aircraft serial
21936
Aircraft time
68,765 hours, 16,239 cycles
Part
Fitting
Condition
Corroded
Location
Lt Wing
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

INSPECTION TYPE:C, LEFT WING - BS 1241 LONGERON FITTING ATTACH BOLT HOLE NR 6 FOUND CORRODED. FX - LEFT BS 1241 AREA BETWEEN EXTERNAL & INTERNAL LONGERON FITTING ATTACH NR 6 BOLT HOLE CORROSION CLEANED BY OVERSIZE .0156 INCH AND NR 6 ATTACH BOLT. ALSO REPLACED AS PER MM 20-51-01 AND SRM 51-30-05 PG 13.

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