# SDR SWAA2025063086339

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 27, 2025
- Submitted: June 30, 2025
- Operation: Air carrier
- Aircraft: [N261WN](https://openairdocs.org/aircraft/N261WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32517
- Aircraft time: 61,675 hours, 36,943 cycles
- System (JASC): [3210 · Main Landing Gear](https://openairdocs.org/jasc/3210)
- Part: Shimmy Dampener
- Condition: Vibration
- Location: Zone 700
- Stage of operation: CL
- How discovered: O
- Nature of condition: E
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2025063086339

## Discrepancy

AT ROTATION AIRCRAFT YAWED TO THE LEFT WITH A VIBRATION FELT; AFTER ABEING AIRBORNE NO FLIGHT CONTROL DISCREPANCIES NOTICED; NO ABNORMAL ENGINE PERAMETERS NOTED; RETURNED TO AIRFIELD NORMAL SMOOTH LANDING WITH NO ABNORMAL VIBRATIONS FELT NO OVERWEIGHT LANDING OCCURED<[01] REMOVED AND REPLACED LEFT MAIN SHIMMY DAMPER IAW M/M 32-11-81. PERFORMED LANDING GEAR SHIMMY/VIBRATION PHASE 1 INSPECTION IAW M/M 05-51-68. SEE ATTACHED NON ROUTINE FOR FDR DOWNLOAD.

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