Watch where you put that triangle - 1994, 2009, 2018 (#27)
(In accordance with the ASME Y14.5-2018 standard)
(In accordance with the ASME Y14.5-2009 standard)
(In accordance with Y14.5M-1994 standard)
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Placement of the datum feature symbol (triangle) can be critical. In the first three views below the datum feature symbol is associated with the size dimension of a feature of size. They indicate that a datum axis should be established using the feature indicated.
