320 Geometric Dimensioning and Tolerancing value is repeated after the unequally disposed symbol. The feature control frame is connected to the edge view of the surface with a leader line. This is the preferred ASME Y14.5 use for the application shown in Example 9-4. When the unilateral profile tolerance has material taken from the feature or part, the profile tolerance value is placed before the unequally disposed symbol and a 0 is placed after the unequally disposed symbol to denote that the entire profile tolerance is inside of true profile. The feature control frame is connected to the edge view of the surface with a leader line as shown in Example 9-5. This is the preferred ASME Y14.5 use for this application. The Drawing The Meaning Unilateral profile tolerance has less material taken from feature or part Unequally disposed symbol Profile geometric tolerance 0.5 profile tolerance to the side that removes material from the part True profile Example 9-5. An application of a unilateral profi le tolerance where the entire profi le tolerance has material removed from the feature or part.
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