Service difficulty report · Intercostal · Boeing 7378H4

Difficulty date
July 24, 2026
Submitted
September 3, 2026
Operation
Air carrier
Aircraft
N8648A
Make and model
Boeing 7378H4
Aircraft serial
42531
Aircraft time
40,440 hours, 19,720 cycles
Part
Intercostal
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 WEB - INTERCOSTAL FLOOR STRUCTURE BTW STA 277 TO STA 294.5 AND BL 0 AT FWD GALLEY AREA 2026-446715 REPLACED WEB - INTERCOSTAL AND FASTENERS ON FLOOR STRUCTURE BTW STA 277 TO STA 294.5 AND BL 0 AT FWD GALLEY AREA IAW B737-800 SRM 51-40-02 SRM 51-10-02 ITEM 9 AND DWG 141A5400 SHEET:20 REV-. SEE INDIVIDUAL SIGN OFF BELOW. REPLACED WEB - INTERCOSTAL AND FASTENERS ON FLOOR STRUCTURE BTW STA 277 TO STA 294.5 AND BL 0 AT FWD GALLEY AREA IAW B737-800 SRM 51-40-02 SRM 51-10-02 ITEM 9 AND DWG 141A5400 SHEET:20 REV-. SEE INDIVIDUAL SIGN OFF BELOW.

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