Thread
Size (d) |
M1.6 |
M2 |
M2.5 |
M3 |
M4 |
M5 |
M6 |
M8 |
M10 |
M12 |
(M14) |
M16 |
(M18) |
M20 |
M24 |
Thread Pitch
(p) |
0.35 |
0.4 |
0.45 |
0.5 |
0.7 |
0.8 |
1 |
1.25 |
1.5 |
1.75 |
2 |
2 |
2.5 |
2.5 |
3 |
b
(ref.) |
15 |
16 |
17 |
18 |
20 |
22 |
24 |
28 |
32 |
36 |
40 |
44 |
48 |
52 |
60 |
ds |
Nominal
Size |
1.6 |
2 |
2.5 |
3 |
4 |
5 |
6 |
8 |
10 |
12 |
14 |
16 |
18 |
20 |
24 |
Tolerance |
0 -0.14 |
0 -0.18 |
0 -0.22 |
0 -0.27 |
0 -0.33 |
dk |
Nominal
Size |
3 |
3.8 |
4.5 |
5.6 |
7 |
8.5 |
10 |
13 |
16 |
18 |
21 |
24 |
27 |
30 |
36 |
Tolerance 1) |
+0.14 |
±0.18 |
±0.22 |
±0.27 |
±0.33 |
±0.39 |
k |
Nominal
Size |
1.6 |
2 |
2.5 |
3 |
4 |
5 |
6 |
8 |
10 |
12 |
14 |
16 |
18 |
20 |
24 |
Tolerance |
0 -0.14 |
0 -0.18 |
0 -0.30 |
0 -0.36 |
0 -0.43 |
0 -0.52 |
v |
Max |
0.16 |
0.2 |
0.25 |
0.3 |
0.4 |
0.5 |
0.6 |
0.8 |
1.0 |
1.2 |
1.4 |
1.6 |
1.8 |
2 |
2.4 |
s |
Nominal
Size |
1.5 |
1.5 |
2 |
2.5 |
3 |
4 |
5 |
6 |
8 |
10 |
12 |
14 |
14 |
17 |
19 |
Tolerance 5) |
+0.060 +0.020 |
+0.080 +0.020 |
+0.105 +0.030 |
+0.130 +0.040 |
+0.230 +0.050 |
+0.275 +0.065 |
e |
Min |
1.73 |
1.73 |
2.3 |
2.87 |
3.44 |
4.58 |
5.72 |
6.86 |
9.15 |
11.43 |
13.72 |
16.00 |
16.00 |
19.44 |
21.73 |
t |
Min |
0.7 |
1 |
1.1 |
1.3 |
2 |
2.5 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
12 |
r |
Min |
0.7 |
0.1 |
0.1 |
0.1 |
0.2 |
0.2 |
0.25 |
0.4 |
0.4 |
0.6 |
0.6 |
0.6 |
0.6 |
0.8 |
0.8 |
da |
Min |
2 |
2.6 |
3.1 |
3.6 |
4.7 |
5.7 |
6.8 |
9.2 |
11.2 |
14.2 |
16.2 |
18.2 |
20.2 |
22.4 |
26.4 |
Z1 |
Approx |
- |
- |
- |
- |
- |
0.9 |
1 |
1.2 |
1.5 |
2 |
2 |
2 |
0.5 |
2.5 |
3 | |