# Airworthiness Directives; Airbus Model A310 Series Airplanes
> **Rule** · Final rule. · Published 2003-09-11 · Effective 2003-10-16 · 68 FR 53498
## Document
- **Document number:** 03-22708
- **Category:** airworthiness
- **Manufacturer:** Airbus Model A310 Series
- **Type:** Rule
- **Action:** Final rule.
- **Citation:** 68 FR 53498
- **Publication date:** 2003-09-11
- **Effective date:** 2003-10-16
- **FAA docket:** Docket No. 2002-NM-179-AD
## Abstract

This amendment adopts a new airworthiness directive (AD), applicable to all Airbus Model A310 series airplanes, that requires electrical conductivity testing to verify the correct heat treatment of the two half fittings holding the ejection jack for the ram air turbine (RAT). This action is necessary to prevent decreased structural integrity of the two half fittings and loss of the RAT during extension, which could lead to reduced controllability of the airplane in the event of a dual engine failure, or in the event of loss of two or all hydraulic systems. This action is intended to address the identified unsafe condition.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2003/09/11/03-22708/airworthiness-directives-airbus-model-a310-series-airplanes)
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