# SDR 95ZZZX3056

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 11, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N313RS](https://openairdocs.org/aircraft/N313RS), registered now
- Make and model: Doug DC-6A
- Registry model: [Doug DC-6A](https://openairdocs.org/model/douglas-dc-6a) (OpenAirDocs)
- Aircraft serial: 44663
- Engine: Pwa CB3
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Piston
- Part number: 327627
- Condition: Ring Failure
- Location: Nr 3 Eng Nr 18
- Stage of operation: CL
- Nature of condition: E, R
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/95ZZZX3056

## Discrepancy

FLT 40 - SHUT DOWN NR 3 ENGINE DUE TO BACKFIRING AND RUNNING ROUGH AT 2145Z.  MAINTENANCE REPLACED NR 18 CYLINDER DUE PISTON RING LAND FAILURE.

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