ISO 286 fits
Enter the diameter and the fit — you get the limit sizes, clearance or interference and how to write it on the drawing.
Fits per ISO 286
Pick a common fit or set the hole and shaft tolerance yourself. Valid for nominal sizes up to 500 mm.
Limit deviations per ISO 286-1 and ISO 286-2. For critical parts check the values in the standard. A size on a range boundary (e.g. 30 mm) belongs to the lower range (18–30 mm).