GD&T Tip - Dimensions and Tolerances - Basic and +/- Don’t Mix

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Do Not Mix Basic and Toleranced Dimensions (#283)

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

PDF is Available with GD&T Reference Center Subscription.

This is a problem that I encounter way too often. Basic dimensions and directly toleranced dimensions are like oil and water - they just don’t mix. There are two examples of where you can combine the two when dealing with a conical feature. There used to be a couple other examples but they have been deleted from the Standard because they …

Back to Tips Tip added Aug 2013

Your Source for GD&T Training Based on The GD&T Hierarchy

Your Source for GD&T Software and Computer Based Training

We offer On-Site Courses, Public Seminars, Webinars and Computer Based Training.

Do Not Mix Basic and Toleranced Dimensions (#283)

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

Your Source for GD&T Training
Based on The GD&T Hierarchy

Your Source for GD&T Software
and Computer Based Training

We offer On-Site Courses,
Public Seminars,
Webinars and Computer Based Training.