Service difficulty report · Web · Boeing 7377H4

Difficulty date
May 24, 2019
Submitted
March 9, 2022
Operation
Air carrier
Aircraft
N288WN
Make and model
Boeing 7377H4
Aircraft serial
36611
Aircraft time
41,286 hours, 24,561 cycles
Part
Web
Condition
Corroded
Location
Fwd Cargo Thresh
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

***CORROSION*** ON FWD CARGO BAY SUBTHRESHOLD RBL31 BS440-BS500 WL156 / DAMAGE EVALUATION FCB SUB-THRESHOLD WEB BS440-492 RBL31; WL156 WAS FOUND TO BE OUT OF LIMITS. DUE TO PROXIMITY TO HOLES PER SRM 53-30-15. REMOVED AND INSTALLED NEW SUB-THRESHOLD WEB BS440-492. PER DWG 143A8330; AND SRM 51-40-02 87713U 04JUN19

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