Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
June 16, 2024
Submitted
July 18, 2024
Operation
Air carrier
Aircraft
N476WN
Make and model
Boeing 7377H4
Aircraft serial
32475
Aircraft time
66,646 hours, 39,887 cycles
Part
Floorbeam
Condition
Cracked
Location
Zone 200
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

MAIN CABIN CENTER SECTION FLOOR SUPPORT BREAK CRACKED @ LBL 1 STA 540<[01] OPENED CABIN FLOOR PANEL 231UF FOR ACCESS PER AMM 53-21-00-000-801.REMOVED AND REPLACED FLOOR SUPPORT BREAK AT MAIN CABIN CENTER SECTION @ LBL 1 STA 540 PER B737 737-700 SRM 51-40-02-0G-0 AND BOEING DRAWING 143A5240..REINSTALLED FLOOR PANEL 231UF REF BOEING 737-700 AMM 53-21-00-400-801.;[02] VERIFIED REPLACED

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