Service difficulty report · Rib · Boeing 7377H4

Difficulty date
June 21, 2025
Submitted
July 15, 2025
Operation
Air carrier
Aircraft
N429WN
Make and model
Boeing 7377H4
Aircraft serial
33658
Aircraft time
72,793 hours, 43,149 cycles
Part
Rib
Condition
Cracked
Location
Zone 300
Stage of operation
IN
How discovered
E
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

CRACK INSPAR RIB 5 (STAB STA 129.50) AT 26.5 INCHES FROM LEADING EDGE LT HORIZONTAL STAB. PERFORMED REPAIR LOCATED STAB STA 129.50) AT 26.5 INCHES FROM LEADING EDGE LT HORIZONTAL STAB IAW SRM 55-10-09-2R-4 REPAIR 4.

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