Service difficulty report · Floor Panel · Boeing 7377H4

Difficulty date
December 31, 2023
Submitted
January 16, 2024
Operation
Air carrier
Aircraft
N455WN
Make and model
Boeing 7377H4
Aircraft serial
32462
Aircraft time
64,648 hours, 38,599 cycles
Part
Floor Panel
Part number
UNKNOWN
Condition
Cracked
Location
Zn 100 Fus Lower
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

REJECT: CRACK FOUND ON PASSENGER CABIN FLOOR SUPPORT PANEL STA-540 BL-0 TO BL-25R FLOOR PANEL 231UF.<[01] PARTIAL STEP 1;[02] COMPLETED STEP 1; REINSTALLED PASSENGER CABIN FLOOR PANEL 231UF PER AMM 53-21-00-400-801. USED SCREWGUN ID PER1811; S/N A5792887; DUE 11/2024.;[03] PASSENGER CABIN FLOOR SUPPORT PANEL (231UF) WITH CRACK AT STA-540 BL-0 TO BL-25R WAS REPLACED WITH A NEWLY FABRICATED FLOOR PANEL PER SRM 53-00-50-2R-0 DUE TO AMOUNT OF ALL DAMAGE.;[04] VERIFIED CORRECTIVE ACTIONS JOB COMPLETE.

More about the Boeing 737-7H4