# SDR 96ZZZM1128

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 29, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N43872](https://openairdocs.org/aircraft/N43872), registered now
- Make and model: Doug DC-6
- Registry model: [Doug DC-6](https://openairdocs.org/model/douglas-dc-6) (OpenAirDocs)
- Aircraft serial: 533294
- Engine: Pwa CB3
- System (JASC): [8530 · Reciprocating Engine Cylinder Section](https://openairdocs.org/jasc/8530)
- Part: Cylinder
- Part number: 327627
- Condition: Cracked
- Location: Nr 3 Engine
- Stage of operation: CR
- Nature of condition: E
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/96ZZZM1128

## Discrepancy

FLT 43 - SHUT DOWN NR 3 ENGINE AT 1910Z DUE TO BACKFIRING IN CRUISE.  MAINTENANCE REPLACED NR 18 CYLINDER ASSEMBLY ON NR 3 ENIGNE DUE TO CRACKED HEAD.  AIRCRAFT RETURNED TO SERVICE.  (M)

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