United States Government Publishing Office publisher pbl distributor dst United States National Archives and Records Administration Office of the Federal Register author aut Government Organization text government publication eng FR Regulatory Information 2018_register executive 2018-05-08 article Rules and Regulations D09002ee1c7e7cbb3 D09002ee1c7e7cd9a United States Department of Transportation originator org United States Government Agency or Subagency United States Federal Aviation Administration originator org United States Government Agency or Subagency We are revising Airworthiness Directive (AD) 2018-03-03 for certain Textron Aviation Inc. Models 401, 401A, 401B, 402, 402A, 402B, 402C, 411, 411A, 414, 414A, 421, 421A, 421B, 421C, and 425 airplanes. AD 2018-03-03 required repetitively inspecting the left and the right forward lower carry through spar cap for cracks and replacing the carry through spar cap if cracks were found. This AD addresses the same unsafe condition and requires the same actions as AD 2018-03-03, but clarifies the compliance times for the initial inspection of the carry through spar cap. This AD was prompted by several reports of confusion in interpreting the compliance times for the initial inspection of the carry through spar cap. We are issuing this AD to eliminate confusion in interpreting the compliance times for this inspection. 83 FR 20719 https://www.govinfo.gov/app/details/FR-2018-05-08/2018-09601 2018-09601 fr08my18-1 RIN 2120-AA64 4910-13-P Docket No. FAA-2018-0068 Product Identifier 2017-CE-049-AD Amendment 39-19276 AD 2018-03-03 R1 https://www.govinfo.gov/app/details/FR-2018-05-08/2018-09601 https://www.govinfo.gov/content/pkg/FR-2018-05-08/html/2018-09601.htm https://www.govinfo.gov/content/pkg/FR-2018-05-08/pdf/2018-09601.pdf Air Transportation Aircraft Aviation Safety Incorporation by Reference Safety 7 p. 20719 20725 83 FR 20719 Title 14 Part 39 14 CFR Part 39 RIN 2120-AA64 Airworthiness Directives; Textron Aviation Inc. Airplanes; Federal Register Vol. 83, Issue RULE 2018-09601 DEPARTMENT OF TRANSPORTATION Federal Aviation Administration 2018-05-23 Docket No. FAA-2018-0068 Product Identifier 2017-CE-049-AD Amendment 39-19276 AD 2018-03-03 R1 4910-13-P 2018-09601 Final rule; request for comments.

We are revising Airworthiness Directive (AD) 2018-03-03 for certain Textron Aviation Inc. Models 401, 401A, 401B, 402, 402A, 402B, 402C, 411, 411A, 414, 414A, 421, 421A, 421B, 421C, and 425 airplanes. AD 2018-03-03 required repetitively inspecting the left and the right forward lower carry through spar cap for cracks and replacing the carry through spar cap if cracks were found. This AD addresses the same unsafe condition and requires the same actions as AD 2018-03-03, but clarifies the compliance times for the initial inspection of the carry through spar cap. This AD was prompted by several reports of confusion in interpreting the compliance times for the initial inspection of the carry through spar cap. We are issuing this AD to eliminate confusion in interpreting the compliance times for this inspection.

This AD is effective May 23, 2018. Bobbie Kroetch, Aerospace Engineer, Wichita ACO Branch, 1801 Airport Road, Room 100, Wichita, Kansas 67209; telephone: (316) 946-4155; fax: (316) 946-4107; email: bobbie.kroetch@faa.gov or Wichita-COS@faa.gov. Air Transportation Aircraft Aviation Safety Incorporation by Reference Safety Airworthiness Directives: Textron Aviation Inc. Airplanes , bobbie.kroetch@faa.gov customercare@txtav.com Wichita-COS@faa.gov http://www.archives.gov/federal-register/cfr/ibr-locations.html http://www.regulations.gov www.txtav.com Vol. 83, no. 89 Office of the Federal Register, National Archives and Records Administration 2018-05-08 continuing daily deposited born digital 461 p. Table of Contents: AE 2.7: GS 4.107: AE 2.106: KF70.A2 https://www.govinfo.gov/app/details/FR-2018-05-08 P0b002ee19a350e6b 0097-6326 0042-1219 0364-1406 769-004-00000-9 000582072 f:fr08my18 https://www.govinfo.gov/app/details/FR-2018-05-08 https://www.govinfo.gov/content/pkg/FR-2018-05-08/pdf/FR-2018-05-08.pdf https://www.govinfo.gov/content/pkg/FR-2018-05-08/xml/FR-2018-05-08.xml fdlp 20707 21164 DGPO 2018-05-08 2024-06-01 FR-2018-05-08 machine generated eng FR FR-2018-05-08 83 89