Historical
ISO 3040:2009
Geometrical product specifications (GPS) - Dimensioning and tolerancing - Cones
ISO 3040:2009 establishes the definition of cones and specifies the graphical symbol to be used for their indication and methods for their dimensioning and tolerancing.
For the purposes of ISO 3040:2009, the term “cone” relates to right-angle circular cones only.
International Organization for Standardization [iso]