Service difficulty report · Support · Boeing 7377H4

Difficulty date
August 15, 2025
Submitted
September 15, 2025
Operation
Air carrier
Aircraft
N904WN
Make and model
Boeing 7377H4
Aircraft serial
36616
Aircraft time
57,229 hours, 34,462 cycles
Part
Support
Condition
Corroded
Location
Zone 100
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

AFT CARGO, RT SIDEPLATE SUPPORT BS 727 TO 767, RBL 21 HAS SEVERAL SPOTS OF CORROSION. REMOVED AND REPLACED FLOOR TO SIDEWALL SUPPORT BS 727 TO 767, RBL 21 IAW SRM 51-40-02-0G-0, AND DWG 146A7500.

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