ASTM WK41131

    New Specification for Installation of Powerplant Systems into Small Airplanes

    (What is a Work Item?)

    Developed by Subcommittee: F44.40 | Committee F44 | Contact Staff Manager


    1. Scope

    1.1 This specification covers minimum requirements for the installation and integration of powerplant system units for small airplanes. 1.2 This specification is applicable to small airplanes as defined in the Committee F44 terminology standard. Use of the term airplane is used throughout this specification and will mean small airplane. 1.3 The applicant for a design approval shall seek the individual guidance to their respective CAA body concerning the use of this specification as part of a certification plan. For information on which CAA regulatory bodies have accepted this specification (in whole or in part) as a means of compliance to their small aircraft airworthiness regulations (hereinafter referred to as the Rules), refer to the ASTM Committee F44 webpage ( that includes the CAA website links. 1.4 References within this specification normally refer to documents in the U.S. legal system. Appendix X1 cross references documents in the legal system of other countries of technical equivalent content. 1.5 Units--The values stated are SI units followed by imperial units in brackets. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in nonconformance with the standard.


    powerplant; installation; general aviation; aircraft; Part 23; VLA; CS-23; hydrogen fuel; propulsion; integration

    The title and scope are in draft form and are under development within this ASTM Committee.

    Citing ASTM Standards
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    Work Item Status

    Date Initiated:

    Technical Contact:
    Christoph Genster


    F44 (14-06)

    Withdrawn From Balloting


    F44 (14-04)

    Withdrawn From Balloting