Service difficulty report · Support Bracket · Boeing 7378H4

Difficulty date
November 13, 2022
Submitted
December 7, 2022
Operation
Air carrier
Aircraft
N8523W
Make and model
Boeing 7378H4
Aircraft serial
36969
Aircraft time
19,661 hours, 9,323 cycles
Part
Support Bracket
Condition
Cracked
Location
Lt Wing Te
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

LEFT WING TRAILING EDGE. UPPER FIXED TRAILING EDGE PANEL, INBD OF DEFLECTION RIB. LOWER SUPPORT BRACKET FOUND CRACKED ON THE OTBD UPPER FLANGE. REMOVED DAMAGED SUPPORT BRACKET IAW SRM 51-40-02. MATCH DRILLED A NEW SUPPORT BRACKET IAW SRM 51-40-05. PREFORMED NDT PART 6 51-00-00 PROCEDURE. HFEC INSPECTION ON DAMAGE CUT OUT, NO FAULTS FOUND. PREFORMED NDT PART 6 51-00-00 PROCEDURE 16, HFEC OPEN HOLE INSPECTION ON MATCH DRILLED SUPPORT BRACKET, NO FAULTS FOUND. INSTALLED FASTENERS TO LOWER SUPPORT BRACKET IAW SRM 51-40-02. REMOVED AND REPLACED LEFT WING TRAILING EDGE. UPPER FIXED TRAILING EDGE PANEL, INBOARD OF DEFLECTION RIB. LOWER SUPPORT BRACKET IAW SRM 51-40-02

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