Technical Section
Metric Keyway and Key Details for Clutch Handwheels
d
b (Tol. P9/JS9)
Hub
Keyway
b (Tol. P9/N9)
Shaft
Keyway
h
t1
t2
t3
t4
11
12
4
4
4
4
4
4
12.1
13.1
1.1 +0.1
1.1
8
9
3 +0.1
3
13
14
15
16
17
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
14.3
15.3
16.3
17.3
18.3
1.3
1.3
1.3
1.3
1.3
9.2
10.2
11.2
12.2
13.2
3.8
3.8
3.8
3.8
3.8
18
20
22
6
6
6
6
6
6
6
6
6
19.7
21.7
23.7
1.7
1.7
1.7
13.5
15.6
17.6
4.4
4.4
4.4
24
25
26
28
30
8
8
8
8
8
8
8
8
8
8
7
7
7
7
7
25.7
26.7
27.7
29.7
31.7
1.7 +0.2
1.7
1.7
1.7
1.7
18.6
19.6
20.6
22.6
24.6
5.4 +0.2
5.4
5.4
5.4
5.4
32
34
35
36
38
10
10
10
10
10
10
10
10
10
10
8
8
8
8
8
34.1
36.1
37.1
38.1
40.1
2.1
2.1
2.1
2.1
2.1
26
28
29
30
32
6
6
6
6
6
40
42
44
12
12
12
12
12
12
8
8
8
42.1
44.1
46.1
2.1
2.1
2.1
34
36
38
6
6
6
45
46
48
50
14
14
14
14
14
14
14
14
9
9
9
9
47.6
48.6
50.6
52.6
2.6
2.6
2.6
2.6
38.5
39.5
41.5
43.5
6.5
6.5
6.5
6.5
The above chart is to be used for coupling attachments type GN 000.4 and GN 000.5. Also required for clutch handwheels GN 321.4/.5, GN 322.4/.5, and GN 323.4/.5.
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