Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
July 23, 2025
Submitted
September 3, 2025
Operation
Air carrier
Aircraft
N903WN
Make and model
Boeing 7377H4
Aircraft serial
32457
Aircraft time
57,435 hours, 34,748 cycles
Part
Intercostal
Condition
Cracked
Location
Zone 100
Stage of operation
IN
How discovered
V
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 WEB - INTERCOSTAL LOCATED BS847 TO BS867 AT LEVEL LBL22 AT AFT CARGO COMPARTMENT. REPLACED WEB - INTERCOSTAL AND FASTENERS LOCATED BS847 TO BS867 AT LEVEL LBL22 AT AFT CARGO COMPARTMENT IAW SRM 51-40-02; SRM 51-10-02 Ï¿½TEM 9 AND DWG: 149A8100 SHEET: 1 REV: - .

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