β = 15° to 30°
θ = 90° to 120°
S. No. |
Size |
Pitch (p) |
Width across corner (e) |
Width across Flat (s) |
Thickness (m) |
Major Diameter D |
Pitch Diameter D1 |
Minor Diameter D2 |
|||||
mm |
Min. |
Max. |
Min. |
Max. |
Min. |
Max. |
Min. |
Min. |
Max. |
Min. |
Max. |
||
1 |
M-16 |
2.00 |
26.75 |
27.70 |
23.67 |
24.00 |
12.57 |
13.00 |
16.00 |
14.70 |
14.93 |
13.84 |
14.21 |
2 |
M-18 |
2.50 |
30.14 |
31.20 |
26.67 |
27.00 |
14.57 |
15.00 |
18.00 |
16.38 |
16.60 |
15.60 |
15.70 |
3 |
M-20 |
2.50 |
33.53 |
34.60 |
29.67 |
30.00 |
15.57 |
16.00 |
20.00 |
18.38 |
18.60 |
17.60 |
17.70 |
4 |
M-22 |
2.50 |
35.72 |
36.90 |
31.61 |
32.00 |
17.57 |
18.00 |
22.00 |
20.38 |
20.60 |
19.60 |
19.70 |
5 |
M-24 |
3.00 |
39.98 |
41.60 |
35.38 |
36.00 |
18.48 |
19.00 |
24.00 |
22.05 |
22.32 |
20.70 |
20.80 |
6 |
M-27 |
3.00 |
45.63 |
47.30 |
40.38 |
41.00 |
21.48 |
22.00 |
27.00 |
25.05 |
25.32 |
23.80 |
23.90 |
7 |
M30 |
3.50 |
51.28 |
53.10 |
45.38 |
46.00 |
23.48 |
24.00 |
30.00 |
27.73 |
28.01 |
26.50 |
26.60 |
8 |
M-33 |
3.50 |
55.80 |
57.70 |
49.38 |
50.00 |
25.48 |
26.00 |
33.00 |
30.73 |
31.01 |
29.20 |
29.30 |
9 |
M-36 |
4.00 |
61.31 |
63.50 |
54.26 |
55.00 |
28.48 |
29.00 |
36.00 |
33.40 |
33.70 |
32.10 |
32.20 |
10 |
M-39 |
4.00 |
66.96 |
69.30 |
59.26 |
60.00 |
30.38 |
31.00 |
39.00 |
36.40 |
36.70 |
35.10 |
35.20 |
11 |
M-42 |
4.50 |
72.61 |
75.10 |
64.26 |
65.00 |
33.38 |
34.00 |
42.00 |
39.08 |
39.39 |
37.60 |
37.70 |
12 |
M-45 |
4.50 |
78.26 |
80.80 |
69.26 |
70.00 |
35.38 |
36.00 |
45.00 |
42.08 |
42.39 |
40.90 |
41.00 |
13 |
M-48 |
5.00 |
83.91 |
86.60 |
74.26 |
75.00 |
37.38 |
38.00 |
48.00 |
44.75 |
45.09 |
43.10 |
43.20 |
14 |
M-52 |
5.00 |
89.56 |
92.40 |
79.26 |
80.00 |
41.38 |
42.00 |
52.00 |
48.75 |
49.09 |
47.50 |
47.60 |
15 |
M-56 |
5.50 |
95.07 |
98.10 |
84.13 |
85.00 |
44.38 |
45.00 |
56.00 |
52.43 |
52.78 |
50.80 |
50.90 |
16 |
M-60 |
5.50 |
100.72 |
103.90 |
89.13 |
90.00 |
47.38 |
48.00 |
60.00 |
56.43 |
56.78 |
54.90 |
55.00 |
17 |
M-64 |
6.00 |
106.37 |
109.70 |
94.13 |
95.00 |
50.26 |
51.00 |
64.00 |
60.10 |
60.48 |
57.80 |
57.90 |