Service difficulty report · Frame · Boeing 7377H4

Difficulty date
April 27, 2021
Submitted
June 3, 2021
Operation
Air carrier
Aircraft
N412WN
Make and model
Boeing 7377H4
Aircraft serial
29818
Aircraft time
65,852 hours, 38,836 cycles
Part
Frame
Condition
Corroded
Location
Bs 847 Lbl 18
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 FRAME AT AFT CARGO BAY BS847 LBL18 WL163. / REPAIRED CORROSION ON FRAME AT AFT CARGO BAY BS847 LBL18 WL163 IAW ATS ER 21-01840; REV IR; DATED 12-MAY-2021 & EA NO. 21-153-01295; REV IR

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