Fits and tolerances calculator

Calculate fits and tolerances for shafts and holes here. Based on standard tolerances and limit deviations in accordance with ISO 286. The calculator has been tested, but no guarantee can be given for the accuracy of the results.

Shaft tolerance for diameters not defined by ISO 286-2.

Hole tolerance for diameters not defined by ISO 286-2.

Diameter

Nominal size

inch

Tolerance of shaft

Tolerance zones for external dimensions

Upper limit deviation es

- thou(.001 inch)

Lower limit deviation ei

- thou(.001 inch)

Maximum shaft diameter

- inch

Minimum shaft diameter

- inch

Tolerance centre:

- inch

Tolerance of hole

Tolerance zones for internal dimensions

Upper limit deviation ES

- thou(.001 inch)

Lower limit deviation EI

- thou(.001 inch)

Maximum hole diameter

- inch

Minimum hole diameter

- inch

Tolerance centre:

- inch

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