Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
September 30, 2025
Submitted
October 31, 2025
Operation
Air carrier
Aircraft
N907WN
Make and model
Boeing 7377H4
Aircraft serial
36619
Aircraft time
57,081 hours, 33,302 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

MAIN CABIN FLOORBEAM CRACKED AT BS 540, BL 0 - RBL 24.75. REPLACED THE FLOORBEAM IAW SRM 51-40-02 AND DWG 143A0060 SHEET 46 REV-.

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