2020-14210

Document Headings Document headings vary by document type but may contain the following: • the agency or agencies that issued and signed a document • the number of the CFR title and the number of each part the document amends, proposes to amend, or is directly related to • the agency docket number / agency internal file number • the RIN which identifies each regulatory action listed in the Unified Agenda of Federal Regulatory and Deregulatory Actions See the Document Drafting Handbook for more details. Department of Transportation Federal Aviation Administration • 14 CFR Part 39 • [Docket No. FAA-2020-0171; Product Identifier 2018-SW-028-AD; Amendment 39-21155; AD 2020-14-01] • RIN 2120-AA64 AGENCY: Federal Aviation Administration (FAA), DOT. ACTION: Final rule. SUMMARY: The FAA is adopting a new airworthiness directive (AD) for Bell Textron Inc. (Bell) Model 214ST helicopters. This AD was prompted by the discovery of bolts with nonconforming external thread root radii. This AD requires removing the affected bolts from service and prohibits installing an affected bolt on any helicopter. The FAA is issuing this AD to address the unsafe condition on these products. DATES: This AD is effective August 11, 2020. ADDRESSES: For service information identified in this final rule, contact Bell Textron, Inc., P.O. Box 482, Fort Worth, TX 76101; telephone 817-280-3391; fax 817-280-6466; or at https://www.bellcustomer.com. You may view the referenced service information at the FAA, Office of the Regional Counsel, Southwest Region, 10101 Hillwood Pkwy., Room 6N-321, Fort Worth, TX 76177. Examining the AD Docket You may examine the AD docket on the internet at https://www.regulations.gov by searching for and locating Docket No. FAA-2020-0171; or in person at Docket Operations between 9 a.m. and 5 p.m., Monday through Friday, except Federal holidays. The AD docket contains this AD, any comments received, and other information. The address for Docket Operations is U.S. Department of Transportation, Docket Operations, M ( printed page 40585) 30, West Building Ground Floor, Room W12 140, 1200 New Jersey Avenue SE, Washington, DC 20590. FOR FURTHER INFORMATION CONTACT: Haytham Alaidy, Aviation Safety Engineer, DSCO Branch, FAA, 10101 Hillwood Pkwy., Fort Worth, TX 76177; phone: 817-222-5224; fax: 817-222-4960; email haytham.alaidy@faa.gov. SUPPLEMENTARY INFORMATION: Discussion The FAA issued a notice of proposed rulemaking (NPRM) to amend 14 CFR part 39 by adding an AD that would apply to Bell Model 214ST helicopters with certain serial-numbered spindle to yoke bolts (bolts) part number (P/N) 214-010-262-103 installed. The NPRM published in the Federal Register on February 26, 2020 (85 FR 11003). The NPRM was prompted by the discovery of bolts with nonconforming external thread root radii. The NPRM proposed to require removing the affected bolts from service and would prohibit installing an affected bolt on any helicopter. The FAA is issuing this AD to address the unsafe condition on these products. Since the FAA issued the NPRM, Bell Helicopter Textron Inc., changed its name to Bell Textron Inc. This AD reflects that change and updates the contact information. Comments After the NPRM was published, the FAA received comments from the European Union Aviation Safety Agency (EASA). The following presents the comments received on the NPRM and the FAA's response to the comments. Request for the FAA To Change the Applicability Request: EASA requested that the FAA revise the applicability of the AD to include all helicopters for which the affected P/N and S/N bolts are eligible for installati…

Fonte: Federal Register (federalregister.gov). Texto original em inglês. Conteúdo sanitizado por segurança.