1138687

SAE AS 399A

Direction Instrument, Magnetic, (Stabilized Type) ( Reaffirmed: Oct 1984 May 1991 Feb 2008 )

standard by SAE International , 07/15/1958

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This document has been declared “NONCURRENT”. It is recommended, therefore, that this document not be specified for new designs. “NONCURRENT” refers to those documents which have previously been widely referenced and may continue to be required on some existing designs.

To specify minimum requirements for gyroscopically stabilized Magnetic Direction Instruments for use in aircraft, the operation of which may subject the instruments to the environmental conditions specified in Paragraph 3.3. This Aeronautical Standard covers minimum requirements for gyroscopically stabilized Magnetic Direction Instruments for use in aircraft.
 

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Published:
07/15/1958
 

Document History

  1. SAE AS399B


    Direction Instrument, Magnetic (Stabilized Type) (Stabilized: Aug 2012)

    • Most Recent

  2. SAE AS 39901A


    Bearings, Roller, Needle, Airframe, Antifriction, Inch

    • Historical Version

  3. MIL MIL-B-3990D


    BEARINGS, ROLLER, NEEDLE, AIRFRAME, ANTIFRICTION, INCH (SUPERSEDING MIL-B-3990C) (S/S BY SAE-AS39901)

    • Historical Version

  4. SAE AS 399A

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    Direction Instrument, Magnetic, (Stabilized Type) ( Reaffirmed: Oct 1984 May 1991 Feb 2008 )

    • Historical Version