# SDR KCSA2026092757

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2026
- Submitted: September 30, 2026
- Operation: Air carrier
- Aircraft: [N713CK](https://openairdocs.org/aircraft/N713CK), registered now
- Make and model: Boeing 747-4B5F
- Registry model: [Boeing 747-4B5F](https://openairdocs.org/model/boeing-747-4b5f) (OpenAirDocs)
- Aircraft serial: 32808
- Aircraft time: 90,057 hours, 15,779 cycles
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Bearing
- Part number: 65B815627
- Condition: Faulted
- Location: Zone 600
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/KCSA2026092757

## Discrepancy

FLAPS DRIVE EICAS QRH.   R & R TORQUE TUBE SUPPORT BEARING ASSY ON RT WING BETWEEN WS 128.45-515 IAW AMM 27-51-20. OPS CHECK IAW AMM 27-51-00. OPS CHECK GOOD NO DEFECTS NOTED.

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