Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
September 22, 2023
Submitted
October 23, 2023
Operation
Air carrier
Aircraft
N915WN
Make and model
Boeing 7377H4
Aircraft serial
36888
Aircraft time
50,935 hours, 30,834 cycles
Part
Intercostal
Part number
UNKNOWN
Condition
Cracked
Location
Zn 200 Fus Top
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

MAIN CABIN INTERCOSTAL CRACK AT BL 0' BETWEEN STA 380-400<[01] REMOVED AND INSTALLED NEW INTERCOSTAL ANGLE AT MAIN CABIN BL 0' BETWEEN STA 380-400 AS PER SRM 51-40-02.;[02] CORRECTION: REMOVED AND INSTALLED NEW INTERCOSTAL ANGLE AT MAIN CABIN BL 0' BETWEEN STA 380-400 AS PER SRM 51-40-02. & DWG. 143A5400.;[03] VERIFIED STEP 2

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