Service difficulty report · Shield · Boeing 7377H4

Difficulty date
March 11, 2020
Submitted
August 16, 2021
Operation
Air carrier
Aircraft
N427WN
Make and model
Boeing 7377H4
Aircraft serial
29831
Aircraft time
61,697 hours, 36,249 cycles
Part
Shield
Condition
Corroded
Location
Bs 494-500a
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 FORWARD CARGO BAY SHIELD AT B.S. 494-500A; W.L. 155; R.B.L. 21. / REMOVED AND INSTALLED NEW FCB SHIELD AT B.S.494-500A WL155; RBL21. PART# ATS FAB-103-303 IAW SRM 51-10-02-0G-0 STEP 9.C.; SRM 51-40-02-0G-0; SRM 51-40-05-0G-0; DWG# 143A7126; DWG# 143A0080

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