# SDR 2007FA0000778

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 6, 2007
- Submitted: September 7, 2007
- Operation: General aviation
- Aircraft: [N50AW](https://openairdocs.org/aircraft/N50AW), registered now
- Make and model: Beech F90
- Registry model: [Beech F90](https://openairdocs.org/model/beech-f90) (OpenAirDocs)
- Aircraft serial: LA142
- Aircraft time: 6,848 hours
- Engine: Pwa PT6A135
- Engine time: 6,848 hours
- System (JASC): [2820 · Aircraft Fuel Distribution System](https://openairdocs.org/jasc/2820)
- Part: Line
- Part number: 3011849
- Condition: Cracked
- Location: Fuel Sys
- Part time: 6,848 hours
- Stage of operation: TX
- How discovered: O
- Nature of condition: K, B
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2007FA0000778

## Discrepancy

FUEL TUBE CRACKED AT BACKSIDE OF B-NUT SLEEVE LOCATION, CAUSING FUEL TO LEAK UNDER PRESSURE INTO ENGINE NACELLE AREA FORWARD OF FIREWALL.  TUBE FAILED IN FLIGHT CAUSING INITIAL CHANGES IN FUEL FLOW INDICATIONS TO BE NOTICED.

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