Does Runout Equal Concentricity? - Sort Of (#235)
(In accordance with the ASME Y14.5-2009 standard)
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People often ask if when they measure runout on a cylindrical feature that is coaxial to a datum axis are they also reading the concentricity error. Or, should they take the runout measurement and double it or cut it in half to determine the concentricity error. Well, usually, what you see is what you get. In other words, the concentricity error …
