Service difficulty report · Brake · Airbus A321231

Difficulty date
June 18, 2025
Submitted
June 19, 2025
Operation
Air carrier
Aircraft
N523UW
Make and model
Airbus A321231
Aircraft serial
3960
Aircraft time
54,035 hours, 20,541 cycles
Part
Brake
Part number
C20534100
Part serial
56272
Condition
Damaged
Location
Zone 700
Part time
4,509 hours, 1,996 cycles
Stage of operation
TX
How discovered
O
Nature of condition
E
Precautionary procedure
D

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

AIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED THAT WHILE PULLING ONTO RUNWAY, THEY FELT AIRCRAFT SHUDDER AND VIBRATE VIOLENTLY. THE AIRCRAFT BEHIND THEM REPORTED SMOKE FROM THE LANDING GEAR. MAINTENANCE REPLACED THE #2 BRAKE ASSEMBLY PER AMM 32-42-27 (AALA202506191431) DUE TO A TIE BOLT FAILURE ON THE #2 MAIN WHEEL ASSEMBLY WHICH WAS REPLACED PER AMM 32-41-11. (AALA202506194439)

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