Service difficulty report · Bracket · Boeing 7377H4

Difficulty date
May 26, 2026
Submitted
June 23, 2026
Operation
Air carrier
Aircraft
N478WN
Make and model
Boeing 7377H4
Aircraft serial
33989
Aircraft time
71,646 hours, 43,008 cycles
Part
Bracket
Condition
Cracked
Location
Zone 500
Stage of operation
IN
How discovered
V
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

LEFT WING T/E LOCATED INBD OF DEFLECTION CONTROL RIB, OVERHANG PANEL SUPPORT BULKHEAD ATTACH BULB SEAL RETAINER CRACKED. REMOVED AND REPLACED SEAL REAINER AND BRACKET IAW SRM 51-40-02, REF AIPC AIPC 57-50-00-25 & REINSTALLED PANEL IAW SRM 51-40-02, REF AIPC AIPC 57-50-00-25. REMOVED AND REPLACED SEAL REAINER AND BRACKET IAW SRM 51-40-02, REF AIPC AIPC 57-50-00-25, AND REINSTALLED PANEL IAW SRM 51-40-02, REF AIPC AIPC 57-50-00-25. REMOVED AND REPLACED SEAL REAINER AND BRACKET IAW SRM 51-40-02, REF AIPC AIPC 57-50-00-25, AND REINSTALLED PANEL IAW SRM 51-40-02, REF AIPC AIPC 57-50-00-25.

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