# SDR 96ZZZX5947

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 20, 1996
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N511LC](https://openairdocs.org/aircraft/N511LC), registered now
- Make and model: Cessna 421B
- Registry model: [Cessna 421B](https://openairdocs.org/model/cessna-421b) (OpenAirDocs)
- Aircraft serial: 421B0423
- Engine: Cont GTSIO520H
- System (JASC): [8540 · Reciprocating Engine Rear Section](https://openairdocs.org/jasc/8540)
- Part: Gear Shaft
- Condition: Worn
- Location: Lt Start Adapter
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/96ZZZX5947

## Discrepancy

STARTER ADAPTER SHAFT GEAR WAS REMOVED FOR INSPECTION AND FOUND TO BE WORN BEYOND ACCEPTABLE LIMITS IAW CSB94-4A.

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