Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
May 20, 2025
Submitted
June 16, 2025
Operation
Air carrier
Aircraft
N940WN
Make and model
Boeing 7377H4
Aircraft serial
36900
Aircraft time
51,407 hours, 31,575 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 BREAK PANEL (INTERCOSTAL) LOCATED BS 540 BTW BL 0 TO LBL 24.75 WL 208.1 AT PASSENGER CABIN 2025-340108<[01] REPLACED BREAK PANEL (INTERCOSTAL) AND FASTENERS LOCATED BS 540 BTW BL 0 TO LBL 24.75 WL 208.1 AT PASSENGER CABIN I.A.W. B737-700 SRM 51-40-05 ITEM 9; SRM 51-40-02 AND DWG 143A0060 SHEET 46 REV. -;LENGTH OF CRACK IS:1.208 TOOL USED: 500-197-30; S/N: A23334861; DUE DATE: 03-SEP-25. SEE INDIVIDUAL SIGN OFF BELOW.;[02] REPLACED BREAK PANEL (INTERCOSTAL) AND FASTENERS LOCATED BS 540 BTW BL 0 TO LBL 24.75 WL 208.1 AT PASSENGER CABIN I.A.W. B737-700 SRM 51-40-05 ITEM 9; SRM 51-40-02 AND DWG 143A0060 SHEET 46 REV. -;LENGTH OF CRACK IS:1.208 TOOL USED: 500-197-30; S/N: A23334861; DUE DATE: 03-SEP-25. SEE INDIVIDUAL SIGN OFF BELOW.

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