Service difficulty report · Crossbeam · Boeing 7377H4

Difficulty date
August 21, 2026
Submitted
September 15, 2026
Operation
Air carrier
Aircraft
N204WN
Make and model
Boeing 7377H4
Aircraft serial
29855
Aircraft time
70,844 hours, 42,412 cycles
Part
Crossbeam
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 FLOOR STRUCTURE SUPPORT BREAK ASSY LOCATED BS 540 BTW BL0 TO LBL 24. REPLACED IAW SRM 51-40-02-0G-0, SRM 51-10-02-0G-0, PARAGRAPH 9, AND DWG 143A0060, SHEET 36, REV A.

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