Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
March 28, 2024
Submitted
April 26, 2024
Operation
Air carrier
Aircraft
N249WN
Make and model
Boeing 7377H4
Aircraft serial
34951
Aircraft time
58,354 hours, 35,216 cycles
Part
Floorbeam
Part number
UNKNOWN
Condition
Cracked
Location
Bs 540 Bl0-Lbl25
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

AAI: PASSENGER CABIN; FLOOR STRUCTURE SUPPORT HAS CRACK AT STA 540; BL 0 TO LBL 24.75 2024-217751<[01] REPLACED FLOOR STRUCTURE SUPPORT (PANEL BREAK ASSY) LOCATED BS 540;BL 0 TO LBL24.75 AT PASSENGER CABIN I.A.W B737-700 SRM 51-40-02-0G-0; SRM 51-10-02-0G-0 AND DWG 143A0060 SHEET 46 REV-. SEE INDIVIDUAL SIGN OFFS BELOW.;[02] REPLACED FLOOR STRUCTURE SUPPORT (PANEL BREAK ASSY) LOCATED BS 540;BL 0 TO LBL24.75 AT PASSENGER CABIN I.A.W B737-700 SRM 51-40-02-0G-0; SRM 51-10-02-0G-0 AND DWG 143A0060 SHEET 46 REV-. SEE INDIVIDUAL SIGN OFFS BELOW.

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