federal_register: 2017-24462

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document_number title type abstract publication_date pub_year pub_month html_url pdf_url agency_names agency_ids excerpts regulation_id_numbers
2017-24462 Airworthiness Directives; Engine Alliance Turbofan Engines Rule We are superseding Emergency Airworthiness Directive (AD) 2017-21-51 for all Engine Alliance (EA) GP7200 series turbofan engines. AD 2017-21-51 was sent previously to all known U.S. owners and operators of GP7200 series turbofan engines. AD 2017-21-51 required visual inspections of all fan hubs for damage. This AD retains the same required actions as AD 2017-21-51 and clarifies the compliance requirements. This AD was prompted by the failure of a GP7200 fan hub. We are issuing this AD to address the unsafe condition on these products. 2017-11-09 2017 11 https://www.federalregister.gov/documents/2017/11/09/2017-24462/airworthiness-directives-engine-alliance-turbofan-engines https://www.govinfo.gov/content/pkg/FR-2017-11-09/pdf/2017-24462.pdf Transportation Department; Federal Aviation Administration 492,159 We are superseding Emergency Airworthiness Directive (AD) 2017-21-51 for all Engine Alliance (EA) GP7200 series turbofan engines. AD 2017-21-51 was sent previously to all known U.S. owners and operators of GP7200 series turbofan engines. AD 2017-21-51... 2120-AA64

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