Service difficulty report · Frame · Boeing 7377H4

Difficulty date
April 23, 2022
Submitted
May 23, 2022
Operation
Air carrier
Aircraft
N474WN
Make and model
Boeing 7377H4
Aircraft serial
33861
Aircraft time
59,626 hours, 35,442 cycles
Part
Frame
Condition
Corroded
Location
Fuselage
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 FRAME LOCATED BS303.9 AND BETWEEN STR16L TO STR17L AT WL212.1 AT PASSENGER CABIN 2022-211510 / [01] TOOL USED PN NORTEC 600D; SN. 60009161631; DUE DATE: 03-DEC-22;[02] TOOL USED EDDY CURRENT EQUIPMENT PN NORTEC 600D SN 60009161631 DUE DATE 03-DEC-22.;[03] TOOL USED ULTRASONIC THICKNESS GAGE PN 45MG SN130066401 DUE DATE 17-JUN-22.;[04] REPAIRED FRAME LOCATED BS303.9 AND BETWEEN STR16L TO STR17L AT WL212.1 AT PASSENGER CABIN I.A.W EA #22-153-01342-WIP1 AND EA #22-153-01342.;[05] REPAIRED FRAME LOCATED BS303.9 AND BETWEEN STR16L TO STR17L AT WL212.1 AT PASSENGER CABIN I.A.W EA #22-153-01342-WIP1 AND EA #22-153-01342.

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