Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
March 26, 2025
Submitted
May 5, 2025
Operation
Air carrier
Aircraft
N290WN
Make and model
Boeing 7377H4
Aircraft serial
36632
Aircraft time
57,406 hours, 34,635 cycles
Part
Floorbeam
Condition
Corroded
Location
Zone 200
Stage of operation
IN
How discovered
V
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 FLOOR BEAM LOCATED BS 986.5 LBL 45 WL 208.1 AT AFT GALLEY AREA 2025-232173<[01] TOOL USED ON STEP 7 AND STEP 8:EDDY CURRENT EQUIPMENT P/N: NORTEC 600D; S/N: 240524311; DUE DATE: 13/NOV/2025;[02] PERFORMED REPAIR ON FLOOR BEAM LOCATED ON BS 986.5 LBL 45 WL 208.1 AT AFT GALLEY AREA IAW B737-700 SRM 53-70-51-2R-6 REPAIR 6; ALTERNATIVE 4 FIGURE 205 SHEET 1 AND SRM 51-40-02. SEE INDIVIDUAL SIGN-OFF BELOW;[03] PERFORMED REPAIR ON FLOOR BEAM LOCATED ON BS 986.5 LBL 45 WL 208.1 AT AFT GALLEY AREA IAW B737-700 SRM 53-70-51-2R-6 REPAIR 6; ALTERNATIVE 4 FIGURE 205 SHEET 1 AND SRM 51-40-02. SEE INDIVIDUAL SIGN-OFF BELOW. CERTIFIED AS RII.

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