Service difficulty report · Floor Support · Boeing 7378H4

Difficulty date
June 13, 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 Support
Condition
Corroded
Location
Zone 200
Stage of operation
IN
How discovered
O
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

CORROSION WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BS947.5 TO BS 967 AND LBL 24 WL 208.1 AT AFT GALLEY AREA 2024-384304<[01] REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BS 947 TO BS 967 AND LBL 24 WL 208.1 AT AFT GALLEY AREA IAW B737 800 SRM 51-40-02 AND DWG 147A5650 SHEET 105 REV -.;[02] CORRECTED STEP 1. REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BS 947 TO BS 967 AND LBL 24 WL 208.1 AT AFT GALLEY AREA IAW B737 800 SRM 51-40-02 AND DWG 147A5650 SHEET 105 REV -. SEE INDIVIDUAL SIGNS-OFF<BR>BELOW.;[03] REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BS 947 TO BS 967 AND LBL 24 WL 208.1 AT AFT GALLEY AREA IAW B737 800 SRM 51-40-02 AND DWG 147A5650 SHEET 105 REV -. SEE INDIVIDUAL SIGNS-OFF<BR>BELOW.

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