Service difficulty report · Support · Boeing 7377H4

Difficulty date
January 19, 2026
Submitted
February 5, 2026
Operation
Air carrier
Aircraft
N947WN
Make and model
Boeing 7377H4
Aircraft serial
36924
Aircraft time
50,403 hours, 30,825 cycles
Part
Support
Part number
143A9485U35
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

CORROSION FOUND ON THE FWD AIR CONDITIONING BAY CENTER PANEL LOWER SUPPORT, BS 500D, LBL 22 - RBL 22, WL 155. REMOVED AND REPLACED AFT PANEL SUPPORT ANGLE IAW SRM 51-40-02-0G-0, AND DWG 143A7902, REV -.

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