Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
July 14, 2023
Submitted
August 17, 2023
Operation
Air carrier
Aircraft
N232WN
Make and model
Boeing 7377H4
Aircraft serial
32500
Aircraft time
57,989 hours, 34,674 cycles
Part
Intercostal
Part number
UNKNOWN
Condition
Cracked
Location
Zn 200 Fus Top
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 ON WEB INTERCOSTAL LOCATED FLOOR STRUCTURE BTW BS 344 TO BS 360 LBL 12 AT FWD GALLEY AREA 2023-447497<[01] TOOL USED: EDDY CURRENT INSTRUMENT P/N: NORTEC 600D; S/N: 220272512; DUE DATE: 17-DEC-23;[02] PERFORMED PERMANENT REPAIR ON WEB INTERCOSTAL LOCATED FLOOR STRUCTURE BTW BS 344 TO BS 360 LBL 12 AT FWD GALLEY AREA I.A.W B737-700 SRM 53-10-51-2R-20 REPAIR 20; FIGURE 206; ALTERNATIVE 2; SHEET 1; AND INSTALLED WEB INTERCOSTAL I.A.W B737-700 SRM 51-40-02-0G-0 AND DWG#141A5400; SHEET 94; REV.-. SEE INDIVIDUAL SIGN OFF BELOW.;[03] RII JOB COMPLETED

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