General | Tolerance Iso 2768-mk

Functionality. 'cL' is too loose for sliding fits, rotating shafts, or aligned mounting holes. 'mk' ensures basic interchangeability.

The letters 'm' and 'k' are not arbitrary; they denote specific tolerance classes. general tolerance iso 2768-mk

| Nominal Size Range (Shorter leg in mm) | Tolerance (± degrees/min) | | :--- | :--- | | Up to 10 | ± 1° | | Over 10 up to 50 | ± 0° 30' | | Over 50 up to 120 | ± 0° 20' | | Over 120 up to 400 | ± 0° 10' | | Over 400 | ± 0° 5' | Functionality

| Nominal Size Range (mm) | Permissible Deviation (mm) | | :--- | :--- | | 0.5 up to 3 | ±0.1 | | >3 up to 6 | ±0.1 | | >6 up to 30 | ±0.2 | | >30 up to 120 | ±0.3 | | >120 up to 400 | ±0.5 | | >400 up to 1000 | ±0.8 | | >1000 up to 2000 | ±1.2 | The letters 'm' and 'k' are not arbitrary;