Service difficulty report · Intercostal · Boeing 7378H4

Difficulty date
October 25, 2024
Submitted
November 21, 2024
Operation
Air carrier
Aircraft
N8509U
Make and model
Boeing 7378H4
Aircraft serial
36925
Aircraft time
26,850 hours, 13,267 cycles
Part
Intercostal
Condition
Cracked
Location
Zn 100 Fus Lower
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

PASSENGER CABIN; FLOOR PANEL INTERCOSTAL (BREAK ASSY.)CRACKED AT STA.540 BL-0 TO RBL24<[01] REMOVED AND REPLACED R/H INTERCOSTAL PER SRM 51-40-02;[02] INSPECTION COMPLETE ON CORRECTIVE ACTION #1 FOR INTERCOSTAL REPLACEMENT.

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