SAE ARINC421-1971
GUIDANCE FOR STANDARD SUBDIVISION OF ATA SPEC. 100 FOR NUMBERING SYSTEM FOR AVIONICS

Standard No.

SAE ARINC421-1971

Release Date

1971

Published By

Society of Automotive Engineers (SAE)

Latest

SAE ARINC421-1971

Scope

This guidance standard was prepared in response to a need stated by air transport operators for uniformity in further subdividing the ATA Spec. 100 number system to better accommodate avionics systems. The ATA numbers are widely used in the maintenance community for inventory control, instruction manuals and equipment modification Service Bulletins.

SAE ARINC421-1971 history

• 1971 SAE ARINC421-1971 GUIDANCE FOR STANDARD SUBDIVISION OF ATA SPEC. 100 FOR NUMBERING SYSTEM FOR AVIONICS