# Airworthiness Directives; Turbomeca Arriel 2S1 Turboshaft Engines
> **Rule** · Final rule. · Published 2010-02-16 · Effective 2010-03-23 · 75 FR 7027
## Document
- **Document number:** 2010-3000
- **Category:** airworthiness
- **Manufacturer:** Turbomeca Arriel 2S1 Turboshaft
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 75 FR 7027
- **Publication date:** 2010-02-16
- **Effective date:** 2010-03-23
- **FAA docket:** Docket No. FAA-2009-0568
## 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/2010/02/16/2010-3000/airworthiness-directives-turbomeca-arriel-2s1-turboshaft-engines)
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