Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
April 18, 2024
Submitted
May 28, 2024
Operation
Air carrier
Aircraft
N473WN
Make and model
Boeing 7377H4
Aircraft serial
33832
Aircraft time
65,755 hours, 39,229 cycles
Part
Floorbeam
Part number
UNKNOWN
Condition
Cracked
Location
Bs 540 Lbl46
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

CABIN FLOOR STRUCTURE; PANEL BREAK UPPER STRAP CRACKED AT STA. 540 LBL46<[01] REMOVED AND REPLACED PANEL BREAK ASSEMBLY AT STA 540. LBL 46 AS PER REF B737 SRM 51-40-02-0G-0.;[02] CORRECTING PREVIOUS STEP: REMOVED AND REPLACED PANEL BREAK ASSEMBLY UPPER PLATE AT STA 540. LBL 46 AS PER REF B737 SRM 51-40-02-0G-0 AND DWG 143A5240.;[03] VERIFIED 2 REPLACEMENT OF PANEL BREAK UPPER PLATE (STRAP).

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