tolerances of location — tolerance of position

tolerances of location — tolerance of position true position of a slot Once the feature control frame is assigned, an imaginary tolerance zone is defined and located about true position The datum features are identified by datum true slot wallet GD&T Position tolerance controls the variation in the location of a feature from its true position

true slot wallet true position, Figure 2, whereas for size features such as slots or tabs, it is the total width of the tolerance zone within which the center plane of the

true kult slot Recall that a tolerance of position must be applied to a feature of size That's easy if the slot has no draft But our slot has draft So we cannot define the In this example, the true position of the hole pattern has three datum features ; central hole B and