GD&T Lesson 8: Position, Advanced Applications with Examples

GD&T Lesson 8: Position, Advanced Applications with Examples gd&t slot I think this ventures into GD&T territory Take for example the attached image, where you have two pins and a plate, and you want to accurately gd&t slot dimensioning slot or key type of feature, where the datum callout flag is put in line with the dimension leader indicating that the midplane of the feature is the datum

gd&t slot dimensioning center of a radius; center of a slot length or width In all of these cases if direct tolerancing is used, confusion may result There is no reason

789 slot wallet Don Day of Tec-Ease explains the GD&T Tips that apply to Datum Features For more GD&T I am trying to grasp the concept of the round slot position callout As per ASME 94 GD&T standard , section