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Don’t Get Too Lazy Using Default Tolerances (#273)

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

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I am seeing a lot of companies relying on general default tolerances.  A large default tolerance that is related to a datum reference frame, stated on the drawing and with one clear meaning is great.  I usually recommend a general profile of a surface tolerance which includes datum referencing.  This is because profile of a …

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Back to Tips Tip added Oct 2012