Tolerance Limit Calculator

Convert a nominal dimension and its upper and lower deviations into explicit acceptance limits. This arithmetic aid does not select a measurement method or state whether a process can hold the tolerance.

Nominal dimension Use the drawing unit.

Upper deviation Enter +0.02 as 0.02.

Lower deviation Enter −0.01 as -0.01.

Calculated limits

Upper limit

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Lower limit

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Total tolerance

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Keep the same unit and decimal convention as the controlled drawing. Measurement uncertainty and the applicable decision rule still need project review.

Send the drawing and tolerance scheme for review