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Controlling Symmetrical Relationships with Positional Tolerancing (#4A)

(In accordance with the ASME Y14.5-2009 standard)

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Often, designers need to create symmetrically shaped parts. Symmetrical parts are usually easier to assemble, look better and help maintain balance in a design. Features shown symmetrical must be controlled to avoid incomplete drawing requirements [ Y14.5-2009 Para 2.7.4]. Symmetry [Para 7.7.2] is an option in these situations, but it is difficult …

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Back to Tips Tip added Nov 2019