# SDR 2004FA0000802

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 12, 2004
- Submitted: October 12, 2004
- Operation: General aviation
- Aircraft: [N3PD](https://openairdocs.org/aircraft/N3PD), registered now
- Make and model: Doug MD 900
- Registry model: [Doug MD 900](https://openairdocs.org/model/mcdonnell-douglas-helicopter-md-900) (OpenAirDocs)
- Aircraft serial: 9000085
- Aircraft time: 1,478 hours
- Engine: Pwc PW207E
- System (JASC): [6230 · Main Rotor Mast/Swashplate](https://openairdocs.org/jasc/6230)
- Part: Drive Shaft
- Part number: 900D2436530101
- Condition: Worn
- Location: Main Rotor
- Part time: 1,478 hours
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2004FA0000802

## Discrepancy

DURING ACCOMPLISHMENT OF A 300 HR INSPECTION FOUND MAIN ROTOR DRIVE SHAFT UPPER DRIVE SPLINES WORN BEYOND MAINTENANCE MANUAL LIMITS.  PART TOTAL TIME: 1478.9 HRS. REPLACED DRIVE SHAFT WITH NEW PART.

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