Service difficulty report · Shield · Boeing 7377H4

Difficulty date
May 17, 2024
Submitted
June 19, 2024
Operation
Air carrier
Aircraft
N477WN
Make and model
Boeing 7377H4
Aircraft serial
33988
Aircraft time
66,413 hours, 39,649 cycles
Part
Shield
Part number
UNKNOWN
Condition
Corroded
Location
Bs 794 Rbl 22
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 AFT CARGO BAY SHIELD FWD OF CARGO DOOR AROUND MULTIPLE NUT PLATE HOLES BS767+3 TO BS794 RBL22 WL156<[01] CORROSION ON SHIELD WAS FOUND TO BE OUT OF LIMITS. REMOVED AND REPLACED SHIELD AS PER SRM 51-40-02 AND DRAWING 146A0081.;[02] VERIFIED CORRECTIVE ACTION 1

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