General Tolerances

General tolerances as defined by DIN ISO 2768 and BS EN 22768.

Example Drawing Note

Unless otherwise specified, variations on dimensions without individual tolerance values are according to DIN ISO 2768-mk.

Linear Dimensions

From [mm]	To [mm]	f (fine)	m (medium)	c (coarse)	v (very coarse)
0.5	3	± 0.05	± 0.1	± 0.2	-
3	6	± 0.05	± 0.1	± 0.3	± 0.5
6	30	± 0.1	± 0.2	± 0.5	± 1.0
30	120	± 0.15	± 0.3	± 0.8	± 1.5
120	400	± 0.2	± 0.5	± 1.2	± 2.5
400	1000	± 0.3	± 0.8	± 2.0	± 4.0
1000	2000	± 0.5	± 1.2	± 3.0	± 6.0
2000	4000	-	± 2.0	± 4.0	± 8.0

DIN ISO 2768

External Radius and Chamfer Heights

From [mm]	To [mm]	f (fine)	m (medium)	c (coarse)	v (very coarse)
0.5	3	± 0.2	± 0.5	± 1.0	± 1.0
6	and above	± 1.0	± 1.0	± 2.0	± 2.0

DIN ISO 2768

Angular Dimensions

From [mm]	To [mm]	f (fine)	m (medium)	c (coarse)	v (very coarse)
0	10	± 1.000°	± 1.000°	± 1.500°	± 3.000°
10	50	± 0.500°	± 0.500°	± 1.000°	± 2.000°
50	120	± 0.333°	± 0.333°	± 0.500°	± 1.000°
120	400	± 0.167°	± 0.167°	± 0.250°	± 0.500°
400	and above	± 0.083°	± 0.083°	± 0.167°	± 0.333°

DIN ISO 2768

Straightness and Flatness

From [mm]	To [mm]	H	K	L
0	10	0.02	0.05	0.1
10	30	0.05	0.1	0.2
30	100	0.1	0.2	0.4
100	300	0.2	0.4	0.8
300	1000	0.3	0.6	1.2
1000	3000	0.4	0.8	1.6

DIN ISO 2768

Perpendicularity

From [mm]	To [mm]	H	K	L
0	100	0.2	0.4	0.6
100	300	0.3	0.6	1.0
300	1000	0.4	0.8	1.5
1000	3000	0.5	0.8	2.0

DIN ISO 2768

Symmetry

From [mm]	To [mm]	H	K	L
0	100	0.5	0.6	0.6
100	300	0.5	0.6	1.0
300	1000	0.5	0.8	1.5
1000	3000	0.5	1.0	2.0

DIN ISO 2768

Run-out

H	K	L
0.1	0.2	0.5

DIN ISO 2768