# SDR AALA202603121287

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 4, 2026
- Submitted: March 12, 2026
- Operation: Air carrier
- Aircraft: [N435AN](https://openairdocs.org/aircraft/N435AN), registered now
- Make and model: Airbus A321-253NX
- Registry model: [Airbus A321-253NX](https://openairdocs.org/model/airbus-a321-253nx) (OpenAirDocs)
- Aircraft serial: 10566
- Aircraft time: 18,252 hours, 4,990 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Shock Absorber
- Part number: 10375201001
- Part serial: 21B74310
- Condition: Abnormal
- Location: Zone 700
- Part time: 18,252 hours, 4,989 cycles
- Stage of operation: TO
- How discovered: V
- Nature of condition: J
- Precautionary procedure: A, O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202603121287

## Discrepancy

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO LAX DUE TO THE FLIGHT CREW REPORTING A LANDING GEAR NOT UPLOCKED / SHOCK ABSORBER ECAM FAULT DISPLAYED AFTER LIFT OFF. THE AIRCRAFT L/G GEAR NOT UPLOCKED SHOCK ABSORBER FAULT AFTER LIFTOFF. THE AIRCRAFT LANDED SAFELY AT LAX WITHOUT FURTHER INCIDENT. **SUPPLEMENTAL REPORT FOR AALA202603061287 SUBMITTED 3/6/2026 BY TUL: MAINTENANCE REPORTED THAT THE NOSE LAND GEAR WAS DEFLATED AND FLUID WAS ALL OVER THE GEAR. UPON FURTHER EVALUATION MAINTENANCE FOUND THE NOSE LANDING GEAR SHOCK ABSORBER WAS STUCK TO THE UPPER STRUT AND REPLACED NOSE LANDING GEAR STRUT / SHOCK ABSORBER PER AMM 32-21-17. A SATISFACTORY LEAK/ OPERATIONAL CHECK WAS ACCOMPLISHED WITH NO ISSUES NOTED. MAINTENANCE ALSO REPORTED A REVIEW OF DATA FOR THE PREVIOUS 3 FLIGHT LEGS SHOWED LOAD EXCEEDANCES ON THE RIGHT MAIN LANDING GEAR AND INSPECTIONS FOR A SEVERE HARD LANDING WERE ACCOMPLISHED WITH NO ADDITIONAL DEFECTS REPORTED ** (CLOSED)

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