# SDR 2019FA0000298

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 6, 2019
- Submitted: September 6, 2019
- Operation: General aviation
- Aircraft: [N54528](https://openairdocs.org/aircraft/N54528), registered now
- Make and model: Hughes 369D
- Aircraft serial: 390464D
- Aircraft time: 5,031 hours, 4,698 cycles
- Engine: Allsn 250C20B
- Engine time: 7,960 hours, 4,698 cycles
- System (JASC): [6510 · Tail Rotor Drive Shaft](https://openairdocs.org/jasc/6510)
- Part: Coupling
- Part number: E369D255019
- Part serial: KAM2158
- Condition: Broken
- Location: Tail Rotor
- Part time: 58 hours, 141 cycles
- Stage of operation: TO
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2019FA0000298

## Discrepancy

FAILURE OF THE AFT COUPLING.  FRACTURE OF COUPLING.  SEE ENGINEERED PRODUCTS 8130-3 WORK ORDER # MDI1167 DATED MARCH 20, 2018 FOR PART DETAIL.

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