Service difficulty report · Forging · Boeing 747243B

Difficulty date
January 14, 2010
Submitted
June 22, 2010
Operation
Air carrier
Aircraft
N517MC
Make and model
Boeing 747243B
Aircraft serial
23300
Aircraft time
87,026 hours, 14,764 cycles
Part
Forging
Condition
Corroded
Location
Window Frame
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

CORROSION ON M/D WINDOW FORGING BS1000-1040 LT BETWEEN STR 20-22 (CORROSION REMOVED IAW SRM 51-70-01 AND SRM 56-20-01, FIG 1 REWORK AREAS FOUND OUT OF LIMITS IAW SRM 56-20-01, FIG 1, WINDOW REPLACED WITH A NEW WINDOW IAW DWG 65B04122).