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US-2013-05-14 : Main Rotor Mast / Swashplate Outer Ring Assemblies - Life Limit - Replacement

Number US-2013-05-14
Issued by United States of America  United States of America
Issue date 2013-03-25
Effective date 2013-04-26
EASA approval number
ATA Chapter 62
Approval Holder
/ Type Designation
  • BELL TEXTRON INC. (BTI)
    • 412
      • 412EP
Revision Not applicable
Correction Not applicable
Supersedure None
Publication(s) and related information Bell Helicopter Alert Service Bulletin No. 412-08-131, Revision B, dated October 29, 2009. For service information identified in this AD, contact Bell Helicopter Textron, Inc., P.O. Box 482, Fort Worth, TX 76101; telephone (817) 280-3391; fax (817) 280-6466; or at http://www.bellcustomer.com/files/.
Remarks Comments regarding this AD should be referred to the Safety Information Section, Certification Directorate, EASA;
E-mail: ADs [at] easa.europa [dot] eu

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