This "Aerospace Series" frestandard has been drawn up under the responsibility of AECMA-STAN (The
European Association of Aerospace Industries - Standardization). It is published for the needs of the
European Aerospace Industry. It has been technically approved by the experts of the concerned Domain
following member comments.
AECMA PREN 3709-2005 history
2005AECMA PREN 3709-2005 Aerospace Series Wrenches and Sockets Bi-Hexagonal Technical Specification Edition P 2
1990AECMA PREN 3709-1990 Aerospace Series Wrenches and Sockets Bi-Hexagonal Technical Specification Issue P 1