Service difficulty report · Forging · Boeing 747123

Difficulty date
October 10, 2000
Submitted
November 13, 2000
Operation
Air carrier
Aircraft
N675UP
Make and model
Boeing 747123
Aircraft serial
20390
Aircraft time
64,712 hours, 19,271 cycles
Part
Forging
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

INSPECTION TYPE:C, CORROSION FOUND UNDER WINDOW FORGING AT BS 220 - 240 LT. WINDOW FORGING REMOVED. CORROSION REMOVED FROM FORGING AND SKIN DOUBLER IAW SRM 56-20-01 AND 56-10-01. FORGING RE-INSTALLED.