# SDR CA110706007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 24, 2011
- Submitted: September 9, 2011
- Operation: Air carrier
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Engine: Allsn 250C47B
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Longeron
- Part number: 206031314177
- Condition: Cracked
- Part time: 18,864 hours
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA110706007

## Discrepancy

THE AFT FUSELAGE TOP SKIN WAS FOUND CRACKED.  AFTER FURTHER INSPECTION, THE UPPER LT LONGERON WAS FOUND WITH A 2.5" CRACK.  THE ISSUE OF AN ALERT SERVICE BULLETIN RELATED TO THIS ISSUE IS WAITING APPROVAL.

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