2023-28855

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-2023-1648; Project Identifier AD-2022-01501-T; Amendment 39-22637; AD 2023-25-10] • RIN 2120-AA64 AGENCY: Federal Aviation Administration (FAA), DOT. ACTION: Final rule. SUMMARY: The FAA is adopting a new airworthiness directive (AD) for certain The Boeing Company Model 787-8, 787-9, and 787-10 airplanes. This AD was prompted by a reported quality escapement where the seat track fitting nuts were under-torqued on some flight attendant seats in production. This AD requires re-torquing each free-standing attendant seat track fitting nut. The FAA is issuing this AD to address the unsafe condition on these products. DATES: This AD is effective February 7, 2024. The Director of the Federal Register approved the incorporation by reference of a certain publication listed in this AD as of February 7, 2024. ADDRESSES: AD Docket: You may examine the AD docket at regulations.gov under Docket No. FAA-2023-1648; 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 final rule, any comments received, and other information. The address for Docket Operations is U.S. Department of Transportation, Docket Operations, M-30, West Building Ground Floor, Room W12-140, 1200 New Jersey Avenue SE, Washington, DC 20590. ( printed page 247) Material Incorporated by Reference: • For service information identified in this final rule, contact Boeing Commercial Airplanes, Attention: Contractual & Data Services (C&DS), 2600 Westminster Blvd., MC 110 SK57, Seal Beach, CA 90740-5600; telephone 562-797-1717; websitemyboeingfleet.com. • You may view this service information at the FAA, Airworthiness Products Section, Operational Safety Branch, 2200 South 216th St., Des Moines, WA. For information on the availability of this material at the FAA, call 206-231-3195. It is also available atregulations.gov under Docket No. FAA-2023-1648. FOR FURTHER INFORMATION CONTACT: Tony Koung, Aviation Safety Engineer, FAA, 2200 South 216th St., Des Moines, WA 98198; phone: 206-231-3985; email: Tony.Koung@faa.gov. SUPPLEMENTARY INFORMATION: Background The FAA issued a notice of proposed rulemaking (NPRM) to amend 14 CFR part 39 by adding an AD that would apply to certain The Boeing Company Model 787-8, 787-9, and 787-10 airplanes. The NPRM published in the Federal Register on August 22, 2023 (88 FR 57012). The NPRM was prompted by a reported quality escapement where the seat track fitting nuts were under-torqued on some flight attendant seats in production. In the NPRM, the FAA proposed to require re-torquing each free-standing attendant seat track fitting nut. The FAA is issuing this AD to address under-torqued seat track fitting nuts. The unsafe condition, if not addressed, could result in the forward-facing flight attendant seats breaking free in a high load event, causing injury to flight attendants and blocking the exits during emergency egress. Discussion of Final Airworthiness Directive …

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