AD/BELL 412/20 - Bolts P/N AN4-5A - Pylon Support

Administered by Department of Infrastructure, Transport, Regional Development, Communications, Sport and the Arts

Legislation au F2006B04655 Not in force Legislative Instrument

Legislation content

COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY

SCHEDULE OF AIRWORTHINESS DIRECTIVES

 


Bell Helicopter Textron 412 Series Helicopters

 

AD/BELL 412/20 Bolts P/N AN4-5A - Pylon Support 11/88

Applicability: All model 412 helicopters S/N 33001 through 33171. Requirement:  Action in accordance with Bell Helicopter Alert SB 412-88-38.

Compliance: At the next scheduled inspection for Maintenance Release after 3 November 1988.

 

Background:  It has been determined that some model 412 helicopters were delivered with 8 bolts missing from the pylon support installation.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Sourced from the Federal Register of Legislation at 26 August 2026. For the latest information on Australian Government law please go to https://www.legislation.gov.au.