Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
August 14, 2025
Submitted
September 3, 2025
Operation
Air carrier
Aircraft
N903WN
Make and model
Boeing 7377H4
Aircraft serial
32457
Aircraft time
57,435 hours, 34,748 cycles
Part
Floorbeam
Condition
Cracked
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

CRACK ON FLOORBEAM AT STA 540 BTW LBL24.75 AND LBL45.5 PASSENGER CABIN., REPLACED PANEL BRAKE ASSY AND FASTENERS LOCATED AT STA 540 BTW LBL24.75 AND LBL45.5 PASSENGER CABIN IAW B737-700 SRM 51-10-02 Ï¿½TEM 9; SRM 51-40-02 AND DWG: 143A0060 SHEET: 46 REV: - .

More about the Boeing 737-7H4