# SDR 2010FA0001109

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 15, 2010
- Submitted: October 15, 2010
- Operation: General aviation
- Aircraft: [N1MU](https://openairdocs.org/aircraft/N1MU), registered now
- Make and model: Beech B200
- Registry model: [Beech B200](https://openairdocs.org/model/beech-b200) (OpenAirDocs)
- Aircraft serial: BB1245
- Aircraft time: 5,860 hours, 5,260 cycles
- Engine: Pwa PT6A60A
- Engine time: 5,812 hours, 5,235 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Seal Ring
- Part number: 311821701
- Condition: Disintegrated
- Location: Engine Case
- 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/2010FA0001109

## Discrepancy

ENGINE ACCESSORY CASE INPUT SHAFT TEFLON WASHER (SEAL RING), PN 3118217-01, DISINTEGRATED AND WAS FOUND IN THE OIL SCAVENGE PUMP SCREEN DURING A SCHEDULED INSP. ACCESSORY CASE REMOVAL REQUIRED FOR WASHER REPLACEMENT.

---
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.