# SDR KCSA201909111219

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 11, 2019
- Submitted: September 12, 2019
- Operation: Air carrier
- Aircraft: [N745CK](https://openairdocs.org/aircraft/N745CK), registered now
- Make and model: Boeing 747446
- Aircraft serial: 26361
- Aircraft time: 78,408 hours, 11,402 cycles
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Thrust Bearing
- Condition: Corroded
- Location: Te Flap
- 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/KCSA201909111219

## Discrepancy

#5 FLAP CARRIAGE SPINDLE THRUST BEARING BORE HAS EVIDENCE OF CORROSION.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.