Service difficulty report · Shield · Boeing 7377H4

Difficulty date
May 26, 2020
Submitted
August 16, 2021
Operation
Air carrier
Aircraft
N477WN
Make and model
Boeing 7377H4
Aircraft serial
33988
Aircraft time
55,517 hours, 32,839 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; R.B.L. 24; W.L. 154. / REMOVED DAMAGED FORWARD CARGO BAY SHIELD AT BS 494 - 500A; RBL 24 IAW SRM 51-40-02. RECEIVED A NEW SHIELD SI # 7531855 FROM STORES. REF: PO 792191; LOCATED AND DRILLED NEW PART IAW SRM 51-40-05-0G-0 AND DWG 143A0080; SH 19; REV-. OK TO INSTALL 92149C 03JUN20 INSP 316 03JUN20 INSTALLED NEW PART IAW SRM 51-40-02 AND DWG 143A0080 SH 19 REV-

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