Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
May 1, 2023
Submitted
June 13, 2023
Operation
Air carrier
Aircraft
N222WN
Make and model
Boeing 7377H4
Aircraft serial
34290
Aircraft time
58,122 hours, 34,829 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

FWD CABIN INTERCOSTAL BETWEEN STA 277 AND STA 294.5 BL-0 WL 208.1 IS CRACKED. 124-001<[01] REMOVED AND REPLACED INTERCOSTAL BETWEEN STA 277 TO STA 294.5 AND BL-0 IN REF B737-700 SRM 51-40-02-0G-0.;[02] RII VERIFIED STEP 1

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