Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
June 15, 2023
Submitted
June 16, 2023
Operation
Air carrier
Aircraft
N906WN
Make and model
Boeing 7377H4
Aircraft serial
36887
Aircraft time
50,367 hours, 29,356 cycles
Part
Intercostal
Part number
UNKNOWN
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

FLOOR PANEL BREAK(INTERCOSTAL) LEFT OF CENTER AT STA 540 IS CRACKED; IN THE A/C DISTRIBUTION BAY<[01] LOCATED AND DRILLED NEW INTERCOSTAL IAW 737 SRM 51-40-05;[02] REMOVED AND REPLACED FLOOR PANEL BREAK INTERCOSTAL LEFT OF CENTER AT STA 540 PER SRM 51-40-02

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