Service difficulty report · Channel · Boeing 7377H4

Difficulty date
December 8, 2023
Submitted
January 16, 2024
Operation
Air carrier
Aircraft
N455WN
Make and model
Boeing 7377H4
Aircraft serial
32462
Aircraft time
64,648 hours, 38,599 cycles
Part
Channel
Part number
UNKNOWN
Condition
Cracked
Location
Zn 200 Fus Top
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

FWD ENTRY DOOR MOP SILL IS CRACKED AT BS 303 ON VERTICAL FLANGE LBL 53 WL 208.<[01] REMOVED AND REPLACED FED MOP SILL IAW SRM 51-40-02 AND DWG # 141A8110;[02] VERIFIED CORRECTIVE ACTION ITEM 1 AND MEASUREMENTS TABLE.

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