Service difficulty report · Threshold Web · Boeing 7377H4

Difficulty date
January 17, 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
Threshold Web
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 ON AFT CARGO BAY SUB WEB THRESHOLD AT BS 794 - 847, RBL 25, WL 155. REMOVED AND REPLACED AFT CARGO BAY SUB-THRESHOLD WEB IAW SRM 51-40-02, AND DWG 146A8120, REV A.

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