Service difficulty report · Threshold · Boeing 7377H4

Difficulty date
December 11, 2025
Submitted
January 14, 2026
Operation
Air carrier
Aircraft
N919WN
Make and model
Boeing 7377H4
Aircraft serial
36625
Aircraft time
56,768 hours, 34,183 cycles
Part
Threshold
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 THRESHOLD WEB AT BS 787 - 847, RBL 26, WL 160. REMOVED AND REPLACED AFT CARGO BAY THRESHOLD WEB IAW SRM 51-40-02 AND DWG 146A8340 REV-.

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