Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
March 28, 2026
Submitted
May 4, 2026
Operation
Air carrier
Aircraft
N255WN
Make and model
Boeing 7377H4
Aircraft serial
32513
Aircraft time
64,030 hours, 38,700 cycles
Part
Floorbeam
Condition
Cracked
Location
Zone 20
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

CRACK BRAKE PANEL ASSY FLOOR STRUCTURE LOCATED BS540 BETWEEN BL 0 TO RBL 24.75 PASSENGER CABIN. REPLACED BRAKE PANEL ASSY FLOOR STRUCTURE LOCATED BS540 BETWEEN BL 0 TO RBL 24.75 PASSENGER CABIN IAW SRM 51-40-02 AND SRM 51-10-02 ITEM 9 AND DWG 143A0060; SHEET 46; REV.-.

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