Service difficulty report · Structure · Boeing 7377H4

Difficulty date
March 7, 2023
Submitted
April 12, 2023
Operation
Air carrier
Aircraft
N443WN
Make and model
Boeing 7377H4
Aircraft serial
29838
Aircraft time
65,630 hours, 38,789 cycles
Part
Structure
Condition
Corroded
Location
Zn 100 Fus Lower
Stage of operation
IN
How discovered
9
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 DOOR CUTOUT EXTERNAL LOWER SURFACE BETWEEN STA 794.3-847 SEVERAL SPOTS OF SURFACE CORROSION<[01] ACCOMPLISHED ALL WORK AND PROCEDURES PER EA 23-153-00986.;[02] FINAL INSPECTION; ACCOMPLISHED ALL WORK AND PROCEDURES PER EA 23-153-00986.

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