Service difficulty report · Floor Panel · Boeing 7378H4

Difficulty date
June 7, 2024
Submitted
July 11, 2024
Operation
Air carrier
Aircraft
N8579Z
Make and model
Boeing 7378H4
Aircraft serial
63591
Aircraft time
19,658 hours, 10,144 cycles
Part
Floor Panel
Condition
Cracked
Location
Zone 100
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

CRACK FLOOR PANEL 140AF AT AFT CARGO COMPARTMENT 2024-383927<[01] FABRICATED FLOOR PANEL 140AF LOC. AFT CARGO COMPARTMENT MATERIAL USED ALUMINUM SHEET P/N: 2024-T3 0.071? PO: 2024 155338 IAW B737-800 SRM 51-40-05-0G-0; SRM 51-40-08-0G-0 AND DWG 453A2610 SHEET 26 REV. SEE INDIVIDUAL SIGN OFF BELOW.;[02] CORRECTED STEP 1. FABRICATED FLOOR PANEL 140AF LOC. AFT CARGO COMPARTMENT MATERIAL USED ALUMINUM SHEET P/N: 2024-T3 0.071? PO: 2024 155338 IAW B737-800 SRM 51-40-05-0G-0; SRM 51-40-08-0G-0 AND DWG 453A2610 SHEET 26 REV. MEASURES OF THE CRACK ARE: L= 3.374? TOOL USED: DIGITAL CALIPER P/N: 500-197-30 S/N: A23272265; DUE DATE: 14-JAN-25. SEE INDIVIDUAL SIGN OFF BELOW.;[03] CORRECTED STEP 1. FABRICATED FLOOR PANEL 140AF LOC. AFT CARGO COMPARTMENT MATERIAL USED ALUMINUM SHEET P/N: 2024-T3 0.071? PO: 2024 155338 IAW B737-800 SRM 51-40-05-0G-0; SRM 51-40-08-0G-0 AND DWG 453A2610 SHEET 26 REV. MEASURES OF THE CRACK ARE: L= 3.374? TOOL USED: DIGITAL CALIPER P/N: 500-197-30 S/N: A23272265; DUE DATE: 14-JAN-25. <BR><BR>SEE INDIVIDUAL SIGN OFF BELOW.

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