Free limit dimension calculator

Calculates maximum and minimum limits from a nominal and signed deviations.

Nominal size

Upper deviation

Lower deviation

Measured size

How to use the result

Check the definition of the dimension and datum conditions on the drawing. The calculator does not replace inspection of the specific part.

maximum size = nominal size + upper deviationminimum size = nominal size + lower deviation

Sources: ISO 286 vocabulary: limits of size and deviations.