Service difficulty report · Nut Plate · Boeing 7377H4

Difficulty date
October 11, 2025
Submitted
November 12, 2025
Operation
Air carrier
Aircraft
N908WN
Make and model
Boeing 7377H4
Aircraft serial
36620
Aircraft time
57,715 hours, 34,816 cycles
Part
Nut Plate
Condition
Corroded
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

CORROSION ON RAIL NUTPLATES LOCATED LEADING EDGE OFSS331 AT LT WING. REPLACED RAIL NUTPLATES LOCATED LEADING EDGE OFSS331 AT LT WING IAW B737-700 SRM 51-40-02 AND SRM 51-10-02 ITEM 9.

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