Nominal Size
|
For Thread Size M |
Clearance hole diameter d1
|
Outside diameter d2
|
Thickness, h
|
||||
Min=nominal size
|
max
|
Max=nominal size
|
min
|
Nominal size
|
max
|
min
|
||
5.3
|
5
|
5.3
|
5.48
|
10
|
9.64
|
1
|
1.1
|
0.9
|
6.4
|
6
|
6.4
|
6.62
|
12
|
11.57
|
1.6
|
1.8
|
1.4
|
7.4
|
7
|
7.4
|
7.62
|
14
|
13.57
|
1.6
|
1.8
|
1.4
|
8.4
|
8
|
8.4
|
8.62
|
16
|
15.57
|
1.6
|
1.8
|
1.4
|
10.5
|
10
|
10.5
|
10.77
|
20
|
19.48
|
2
|
2.2
|
1.8
|
13
|
12
|
13
|
13.27
|
24
|
23.48
|
2.5
|
2.7
|
2.3
|
15
|
14
|
15
|
15.27
|
28
|
27.48
|
2.5
|
2.7
|
2.3
|
17
|
16
|
17
|
17.27
|
30
|
29.48
|
3
|
3.3
|
2.7
|
19
|
18
|
19
|
19.33
|
34
|
33.38
|
3
|
3.3
|
2.7
|
21
|
20
|
21
|
21.33
|
37
|
36.38
|
3
|
3.3
|
2.7
|
23
|
22
|
23
|
23.33
|
39
|
38.38
|
3
|
3.3
|
2.7
|
25
|
24
|
25
|
25.33
|
44
|
43.38
|
4
|
4.3
|
3.7
|
27
|
26
|
27
|
27.33
|
50
|
49.38
|
4
|
4.3
|
3.7
|
28
|
27
|
28
|
28.33
|
50
|
49.38
|
4
|
4.3
|
3.7
|
29
|
28
|
29
|
29.33
|
50
|
49.38
|
4
|
4.3
|
3.7
|
31
|
30
|
31
|
31.39
|
56
|
55.26
|
4
|
4.3
|
3.7
|
33
|
32
|
33
|
33.62
|
60
|
58.8
|
5
|
5.6
|
4.4
|
34
|
33
|
34
|
34.62
|
60
|
58.8
|
5
|
5.6
|
4.4
|
36
|
35
|
36
|
36.62
|
66
|
64.8
|
5
|
5.6
|
4.4
|
37
|
36
|
37
|
37.62
|
66
|
64.8
|
5
|
5.6
|
4.4
|
39
|
38
|
39
|
39.62
|
72
|
70.8
|
6
|
6.6
|
5.4
|
40
|
39
|
40
|
40.62
|
72
|
70.8
|
6
|
6.6
|
5.4
|
41
|
40
|
41
|
41.62
|
72
|
70.8
|
6
|
6.6
|
5.4
|
43
|
42
|
43
|
43.62
|
78
|
76.8
|
7
|
8
|
6
|
46
|
45
|
46
|
46.62
|
85
|
83.6
|
7
|
8
|
6
|
50
|
48
|
50
|
50.62
|
92
|
90.6
|
8
|
0
|
7
|
52
|
50
|
52
|
52.74
|
92
|
90.6
|
8
|
9
|
7
|
54
|
52
|
54
|
54.74
|
98
|
96.6
|
8
|
9
|
7
|
57
|
55
|
57
|
57.74
|
105
|
103.6
|
9
|
10
|
8
|
58
|
56
|
58
|
58.74
|
105
|
103.6
|
9
|
10
|
8
|
60
|
58
|
60
|
60.74
|
110
|
108.6
|
9
|
10
|
8
|
62
|
60
|
62
|
62.74
|
110
|
108.6
|
9
|
10
|
8
|
66
|
64
|
66
|
66.74
|
115
|
113.6
|
9
|
10
|
8
|
70
|
68
|
70
|
70.74
|
120
|
118.6
|
10
|
11
|
9
|
74
|
72
|
74
|
74.74
|
125
|
123.4
|
10
|
11
|
9
|
78
|
76
|
78
|
78.74
|
135
|
133.4
|
10
|
11
|
9
|
82
|
80
|
82
|
82.87
|
140
|
138.4
|
12
|
13.2
|
10.8
|
87
|
85
|
87
|
87.87
|
145
|
143.4
|
12
|
13.2
|
10.8
|
93
|
90
|
93
|
93.87
|
160
|
158.4
|
12
|
13.2
|
10.8
|
98
|
95
|
98
|
98.87
|
165
|
163.4
|
12
|
13.2
|
10.8
|
104
|
100
|
104
|
104.87
|
175
|
173.4
|
14
|
15.2
|
12.8
|
109
|
105
|
109
|
109.87
|
180
|
178.4
|
14
|
15.2
|
12.8
|
114
|
110
|
114
|
114.87
|
185
|
183.15
|
14
|
15.2
|
12.8
|
119
|
115
|
119
|
119.87
|
200
|
188.15
|
14
|
15.2
|
12.8
|
124
|
120
|
124
|
125
|
210
|
208.15
|
16
|
17.2
|
14.8
|
129
|
125
|
129
|
130
|
220
|
218.15
|
16
|
17.2
|
14.8
|
134
|
130
|
134
|
135
|
220
|
218.15
|
16
|
17.2
|
14.8
|
139
|
135
|
139
|
140
|
230
|
228.15
|
16
|
17.2
|
14.8
|
144
|
140
|
144
|
145
|
240
|
238.15
|
18
|
19.2
|
16.8
|
149
|
145
|
149
|
150
|
250
|
248.15
|
18
|
19.2
|
16.8
|
155
|
150
|
155
|
156
|
250
|
248.15
|
18
|
19.2
|
16.8
|
165
|
160
|
165
|
166
|
250
|
248.15
|
18
|
19.2
|
16.8
|