# SDR SWAA112980

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 23, 2011
- Submitted: April 26, 2011
- Operation: Air carrier
- Aircraft: [N330SW](https://openairdocs.org/aircraft/N330SW), registered now
- Make and model: Boeing 737-3H4
- Registry model: [Boeing 737-3H4](https://openairdocs.org/model/boeing-737-3h4) (OpenAirDocs)
- Aircraft serial: 23694
- Aircraft time: 75,113 hours, 67,004 cycles
- System (JASC): [5752 · Aileron Tabs](https://openairdocs.org/jasc/5752)
- Part: Trim Tab
- Part number: 654645520
- Part serial: BN524
- Condition: Delaminated
- Location: Aileron
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA112980

## Discrepancy

DURING SCHEDULED MV2 CHECK, FOUND LT WING AILERON TRIM TAB DELAMINATED.  REMOVED AND REPLACED TAB PER MM.

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