Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
July 26, 2021
Submitted
September 15, 2021
Operation
Air carrier
Aircraft
N446WN
Make and model
Boeing 7377H4
Aircraft serial
29842
Aircraft time
58,476 hours, 34,391 cycles
Part
Floorbeam
Condition
Corroded
Location
Bs 986
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 FLOOR STRUCTURE (BEAM) LOCATED BS 986.5 ;RBL 41 AND WL 208.1 AFT GALLEY AND LAVATORY ; 2021-342016 / [01] TOOL USED P/N: NORTEC 600D; S/N: 210138003; DUE DATE: 05-MAR-22.; [02] TOOL USED: P/N: NORTEC 600D; S/N: 210138003; DUE DATE: 05-MAR-22; [03] TOOL USED CALIPER P/N:500-197-30 S/N:15242824 DUE DATE:17JUN22; [04] PERFORMED REPAIR ON FLOOR STRUCTURE (BEAM) LOCATED BS 986.5 IAW EA 21-153-02386-WIP1 ; EA 21-153-02386; [05] TASK CARD COMPLETED RII

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