# SDR SWAA031071

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 10, 2003
- Submitted: May 15, 2003
- Operation: Air carrier
- Aircraft: N721WN
- Make and model: Boeing 737-2T4
- Registry model: [Boeing 737-2T4](https://openairdocs.org/model/boeing-737-2t4) (OpenAirDocs)
- Aircraft serial: 22697
- Aircraft time: 66,621 hours, 56,595 cycles
- System (JASC): [2710 · Aileron Control System](https://openairdocs.org/jasc/2710)
- Part: Bearing
- Part number: BACB10A829
- Condition: Worn
- Location: Aileron
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA031071

## Discrepancy

DURING SCHEDULED SERVICE CHECK, FOUND AILERON CONTROL WHEEL SLOW WHEN RETURNING FROM LEFT TURN.  REMOVED AND REPLACED AILERON CONTROL UPPER SHAFT BEARING PER MM.

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