# SDR SAJF201705230001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 7, 2017
- Submitted: May 24, 2017
- Operation: Air carrier
- Aircraft: B1870
- Make and model: Boeing 747-400
- Registry model: [Boeing 747-400](https://openairdocs.org/model/boeing-747-400) (OpenAirDocs)
- Aircraft serial: 30763
- Aircraft time: 71,586 hours, 12,736 cycles
- System (JASC): [2710 · Aileron Control System](https://openairdocs.org/jasc/2710)
- Part: Rod End
- Part number: 3170341
- Condition: Cracked
- Location: Actuator
- Part time: 71,586 hours, 12,736 cycles
- Component: Actuator
- Component part number: 31701208
- Stage of operation: DE
- How discovered: O
- Nature of condition: F
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SAJF201705230001

## Discrepancy

LATERAL CONTROL PROBLEM IN FLT. LOSS OF INBOARD AILERON (RIGHT) IN FLT IS SUSPECTED. GROUND CHECK FOUND RT I/B AILERON ACTUATOR ROD END CRACK. REPLACE ACTUATOR ON MAY 8, RETURN MAY 8, AFTERNOON.

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