Safety Publications Tool

IT-1991-330 : Main Rotor Drive - Clutch Assembly - Modification

Number IT-1991-330
Issued by Italy  Italy
Issue date 1991-09-26
Effective date 1991-09-26
EASA approval number
ATA Chapter 63
Approval Holder
/ Type Designation
  • MECAER AVIATION GROUP SpA
    • NH-500D
Revision Not applicable
Correction Not applicable
Supersedure This AD supersedes AD 1991-228R1 (91-228/rev.1).
Publication(s) and related information MDHC Service Information Notice (SIN) No. DN-164, EN-54, and FN-44, dated October 27, 1989. Breda Nardi Bollettino Technico BN-500-78, dated 06 June 1990. FAA AD 90-19-02.
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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