Service difficulty report · Support Beam · Boeing 7474H6

Difficulty date
July 15, 2020
Submitted
July 15, 2020
Operation
Air carrier
Aircraft
N741CK
Make and model
Boeing 7474H6
Aircraft serial
24315
Aircraft time
88,513 hours, 15,300 cycles
Part
Support Beam
Condition
Corroded
Location
Rt 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

RIGHT WING TRAILING EDGE SUPPORT BEAM'S UPPER SPAR ON THE FORWARD SIDE AT APPROX WBL 279, HAS A 1" DAMAGED AREA WITH EVIDENCE OF CORROSION.

More about the Boeing 747-4H6