Service difficulty report · Support Beam · Boeing 7377H4

Difficulty date
October 29, 2025
Submitted
November 17, 2025
Operation
Air carrier
Aircraft
N454WN
Make and model
Boeing 7377H4
Aircraft serial
29851
Aircraft time
71,048 hours, 42,440 cycles
Part
Support Beam
Condition
Cracked
Location
Zone 500
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

LEFT WING T/E AFT PANEL SUPPORT BEAM COMMON TO PANEL 561AB IS CRACKED. REMOVED AND REPLACED LEFT WING T/E AFT PANEL SUPPORT BEAM COMMON TO PANEL 561AB IAW SRM 51-40-02-0G-0 AND AMM 20-50-11-910-801.

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