AD/BEECH 50/26 - Nacelle Interior Fire Seal

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

Legislation au F2006B03950 In force Legislative Instrument

Legislation content

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

SCHEDULE OF AIRWORTHINESS DIRECTIVES

 


Beechcraft 50 (Twin Bonanza) Series Aeroplanes

 

AD/BEECH 50/26 Nacelle Interior Fire Seal 2/74

Applicability: Model E50 with S/Nos. EH-1 to EH-70.

Model F50 with S/Nos. FH-71 to FH-96 except FH-94; Model G50 with S/Nos. GH-94, GH-97 to GH-119; Model H50 with S/Nos. HH-120 to HH-149;

Model J50 with S/Nos. JH-150 and on.

 

Requirement: Install Beech Nacelle Interior Fire Seal Kits P/N 65-9008-1. Compliance:  Within 100 hours’ time in service after 30 September 1974.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Overview

The Civil Aviation Regulations 1998, enacted by the Parliament of the Commonwealth of Australia, establish and enforce regulations concerning civil aviation safety within Australia. One of the key components of these regulations is the issuance of Airworthiness Directives to ensure that aircraft meet specific safety standards. The legislative instrument F2006B03950 (Legislative instrument), specifically addresses the nacelle interior fire seal for certain Beechcraft 50 (Twin Bonanza) Series Aeroplanes, targeting the issue of potential fire hazards in the nacelle area. This directive aims to enhance the safety of these aircraft by mandating the installation of Beech Nacelle Interior Fire Seal Kits P/N 65-9008-1 for applicable models and serial numbers. The policy objective behind this regulation is to mitigate fire risks in the nacelle area, thereby improving the overall safety and reliability of these aircraft in operation.

Scope and Application

The Civil Aviation Regulations 1998, specifically Part 39 - 105, addresses the Civil Aviation Safety Authority’s (CASA) issuance of airworthiness directives for particular aircraft models, including the Beechcraft 50 (Twin Bonanza) Series Aeroplanes. This legislation mandates that specific models and serial numbers of the Beechcraft 50, namely E50, F50, G50, H50, and J50, must comply with the installation of Beech Nacelle Interior Fire Seal Kits P/N 65-9008-1 within 100 hours of time in service after 30 September 1974. The directive applies to all aircraft within the specified serial number ranges, ensuring safety standards are maintained across these models. The regulation encompasses all operations within Australia, as it falls under the Commonwealth's jurisdiction, thereby binding all operators and owners of the affected aircraft to comply with the directive to maintain airworthiness.

Key Provisions

The main operative sections of the Civil Aviation Regulations 1998, specifically in PART 39 - 105, address airworthiness directives issued by the Civil Aviation Safety Authority (CASA). In this case, AD/BEECH 50/26 pertains to the Beechcraft 50 (Twin Bonanza) series aeroplanes, specifically models E50, F50, G50, H50, and J50 with serial numbers within certain ranges. The requirement is to install the Beech Nacelle Interior Fire Seal Kits P/N 65-9008-1 to ensure the nacelle interior is properly sealed to prevent fire hazards (Section 39-105). Compliance with this directive must occur within 100 hours of the aeroplane’s time in service following 30 September 1974. The obligations imposed by this regulation are clear and specific. Owners and operators of the affected Beechcraft 50 series aeroplanes must ensure that the specified fire seal kits are installed in the nacelle interiors of their aircraft. This involves sourcing the correct parts, arranging for the installation by qualified personnel, and ensuring that the installation is completed within the specified timeframe of 100 hours of flight time post the effective date of the directive. Failure to comply with these obligations may result in the aircraft being deemed non-airworthy, which could lead to operational grounding and potential legal ramifications. In terms of penalties and consequences for non-compliance, the Civil Aviation Regulations 1998 establish a framework for enforcing airworthiness directives. Should an operator fail to comply with AD/BEECH 50/26, CASA has the authority to take enforcement actions, which can include fines, operational restrictions, or even the suspension of the aircraft’s certificate of airworthiness. The maximum penalties for non-compliance with airworthiness directives can be substantial, reflecting the serious nature of ensuring aircraft safety. While specific penalties are not detailed within the directive itself, they are typically outlined in broader sections of the Civil Aviation Act 1988, where contraventions can attract penalties of up to $165,000 for corporations and $33,000 for individuals, in addition to potential criminal charges for more severe breaches.

Legal classification tags

Area of Law
Aviation Law
Instrument
Regulation
Concepts
Definitions & Interpretation
Compliance Obligations
Enforcement Powers
Catchwords
Airworthiness Directives

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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.