Service difficulty report · Floor Support · Boeing 7378H4

Difficulty date
July 3, 2024
Submitted
August 9, 2024
Operation
Air carrier
Aircraft
N8322X
Make and model
Boeing 7378H4
Aircraft serial
36997
Aircraft time
39,243 hours, 18,438 cycles
Part
Floor Support
Condition
Corroded
Location
Zone 200
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

CORROSION WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BS 947.5 TO BS 967 AND RBL 26 WL 208.1 AT AFT GALLEY AREA 2024-414919<[01] TOOL USED: ULTRASONIC THICKNESS GAGE; P/N: 45 MG; S/N: 130064101; DUE DATE: 13-DEC-24.;[02] REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BS 947.5 TO BS 967 AND RBL 26 WL 208.1 AT AFT GALLEY AREA IAW B737-800 SRM 51-40-02 AND DWG: 147A5650; REV: 71; SHEET: A; SEE INDIVIDUAL SIGN OFF BELOW.;[03] REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BS 947.5 TO BS 967 AND RBL 26 WL 208.1 AT AFT GALLEY AREA IAW B737-800 SRM 51-40-02 AND DWG: 147A5650; REV: 71; SHEET: A; SEE INDIVIDUAL SIGN OFF BELOW.

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