# Airworthiness Directives; Turbomeca Arriel 1 Series Turboshaft Engines
> **Rule** · Final rule; request for comments. · Published 2010-09-21 · Effective 2010-10-06 · 75 FR 57371
## Document
- **Document number:** 2010-23100
- **Category:** airworthiness
- **Manufacturer:** Turbomeca Arriel 1 Series Turboshaft
- **Type:** Rule
- **Action:** Final rule; request for comments.
- **Citation:** 75 FR 57371
- **Publication date:** 2010-09-21
- **Effective date:** 2010-10-06
- **FAA docket:** Docket No. FAA-2010-0710
## Abstract

We are adopting a new airworthiness directive (AD) for the products listed above. This AD results from mandatory continuing airworthiness information (MCAI) issued by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as:

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2010/09/21/2010-23100/airworthiness-directives-turbomeca-arriel-1-series-turboshaft-engines)
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