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IT-1981-218 : Main Rotor Drive - Main Rotor Ring Gear Drive Shaft Assemblies P/N 269A5179, and 269A5179-3, and Improved Assemblies P/N 269A5194 - Inspection / Modification

Number IT-1981-218
Issued by Italy  Italy
Issue date 1981-11-16
Effective date 1981-11-16
EASA approval number
ATA Chapter 63
Approval Holder
/ Type Designation
  • MECAER AVIATION GROUP SpA
    • NH-300C
Revision Not applicable
Correction Not applicable
Supersedure This AD supersedes AD 1978-101 (78-101).
Publication(s) and related information Hughes Notice No. N-142.1 dated May 31, 1977. Hughes Notice No. N-114-3 dated September 19, 1977. Hughes Service Notice No. N-179 dated July 17, 1981. FAA AD 81-17-04.
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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