Service difficulty report · Intercostal · Boeing 7378H4

Difficulty date
January 12, 2024
Submitted
February 20, 2024
Operation
Air carrier
Aircraft
N8564Z
Make and model
Boeing 7378H4
Aircraft serial
42545
Aircraft time
19,478 hours, 9,895 cycles
Part
Intercostal
Part number
UNKNOWN
Condition
Cracked
Location
Bs 380-400
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

FWD WET AREA INTERCOSTAL LBL 14 STA 380-400 HAS CRACK AT NUTPLATE.<[01] INSTALLED NEW CHORD PN: 143A5410U174 PO: 1080649.1 IAW B737-800 BAC DWG: 143A5400 REV.- & B737-800 SRM 51-40-02.;[02] REMOVED AND REPLACED NEW CHORD PN: 143A5410U174 PO: 1080649.1 IAW B737-800 BAC DWG: 143A5400 REV.- & B737-800 SRM 51-40-02.;[03] INSTALLED NEW CHORD PN: 143A5410U174 PO: 1080649.1 IAW B737-800 BAC DWG: 143A5400 REV.- & B737-800 SRM 51-40-02.;[04] INSTALLED NEW CORD

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