| Nominal Dimension |
Class M1 |
Class M2 |
Class M3 |
Class M4 |
| above |
up to and including |
F |
C |
F |
C |
F |
C |
F and C |
| ± |
± |
± |
± |
± |
± |
± |
|
0 |
4.0 |
0.08 |
0.08 |
0.10 |
0.15 |
0.25 |
0.40 |
0.50 |
| 4.0 |
6.3 |
0.10 |
0.12 |
0.15 |
0.20 |
0.25 |
0.40 |
0.50 |
| 6.3 |
10.0 |
0.10 |
0.15 |
0.20 |
0.20 |
0.30 |
0.50 |
0.70 |
| 10.0 |
16.0 |
0.15 |
0.20 |
0.20 |
0.25 |
0.40 |
0.60 |
0.80 |
| 16.0 |
25.0 |
0.20 |
0.20 |
0.25 |
0.35 |
0.50 |
0.80 |
1.00 |
| 25.0 |
40.0 |
0.20 |
0.25 |
0.35 |
0.40 |
0.60 |
1.00 |
1.30 |
| 40.0 |
63.0 |
0.25 |
0.35 |
0.40 |
0.50 |
0.80 |
1.30 |
1.60 |
| 63.0 |
100.0 |
0.35 |
0.40 |
0.50 |
0.70 |
1.00 |
1.60 |
2.00 |
| 100.0 |
160.0 |
0.40 |
0.50 |
0.70 |
0.80 |
1.30 |
2.00 |
2.50 |
| 160.0 |
† |
0.3 % |
0.4 % |
0.5 % |
0.7 % |
0.8 % |
1.3 % |
1.5 % | |
