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 LOCATED BTW STA 328 TO STA 344 AND LBL 46 AT FWD GALLEY AREA 2026-446716 REPLACED WEB - INTERCOSTAL FLOOR STRUCTURE LOCATED BTW STA 328 TO STA 344 AND LBL 46 AT FWD GALLEY AREA IAW B737-800 SRM 51-40-05-0G-0 SRM 51-10-02-0G-0 ITEM 9 AND DWG # 141A5400 SHEET:28 REV:-. SEE INDIVIDUAL SINGN OFF BELOW CERTIFIED CORRECTIVE ACTION STEP 1

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