Service difficulty report · Floorbeam · Boeing 7377H4

Difficulty date
March 18, 2025
Submitted
April 8, 2025
Operation
Air carrier
Aircraft
N280WN
Make and model
Boeing 7377H4
Aircraft serial
32533
Aircraft time
58,289 hours, 35,183 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

MAIN CABIN; FLOOR STRUCTURE SUPPORT HAS CRACK AT STA 540; BL 0 TO RBL 24.75.<[01] REMOVED AND REPLACED MAIN CABIN; FLOOR STRUCTURE SUPPORT<BR>IAW SRM 51-40-02 & DWG 143A0060; BS540; BL0 - RBL 24;[02] REMOVED AND REPLACED MAIN CABIN FLOOR STRUCTURE SUPPORT AT STA 540; BL 0 TO RBL 24-75 PER SRM 51-40-02. REMOVED AND REINSTALLED FLOOR PANEL 231UF PER SRM 51-40-02 AND AMM 53-21-00-400-801. USED 35 INLB SCREW GUN ID IS000955 DATE 10/2024 CAL DUE DATE 10/2025.;[03] CORRECTIVE ACTION ITEM 2 VERIFIED; CARD COMPLETE.

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