Service difficulty report · Intercostal · Boeing 7378H4

Difficulty date
July 26, 2024
Submitted
August 15, 2024
Operation
Air carrier
Aircraft
N8501V
Make and model
Boeing 7378H4
Aircraft serial
41530
Aircraft time
26,385 hours, 13,101 cycles
Part
Intercostal
Condition
Corroded
Location
Zn 100 Fus Lower
Component
Intercostal · Boeing · NA
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

EVIDENCE OF CORROSION FOUND ON INTERCOSTAL @ STA947.5 TO 967 AT RBL 52.50<[01] REC'D LOCATED AND DRILLED NEW INTERCOSTAL PN 147A5660U22 IAW BAC DWG 147A5660 REV B AND B737-800 SRM 51-40-05;[02] REC'D LOCATED AND DRILLED NEW INTERCOSTAL PN 147A5660U22 IAW BAC DWG 147A5660 REV B AND B737-800 SRM 51-40-05 SEE TTG8Q00UUN2N FOR INSTALL

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